BD-4B Bill of Materials
Fuselage
QTY PART # DESCRIPTION
1 1-A-001 Center Section Tube 5 1/2' long x 6.40"O.D. 6061 T6 Aluminum
5 1-A-005 Fuselage Angle 2" x 2" x .063" 2024-T3
11 1-A-006 Fuselage Angle 1 1/2" x 1 1/2" x .063" 2024-T3
10 1-A-007 Fuselage Angle 1" x 1" x .063" 2024 T-3
2 1-A-008 Side Channels 62.25" long x 6" x 2" 2024-T3
1 1-A-023 Gussets 2024-T3 x .063" CNC Cut to Size
1 1-A-024 Engine Mount Bracket 18' long x 1 3/4" 2 1/4" x .125" 6061-T6
1 1-A-025 Stainless Steel Material, Firewall Skin .016" (42"x30")
3 1-G-036 Sheet Alclad 4' x 12' x .020" 2024-T3
2 1-G-037 Sheet Alclad 4' x 12' x .016" 2024-T3
1200 1-H-106 Hex Nuts MS21040-3 (MS21042-3)
650 1-H-107 Screws AN509-10R7 (MS24694-S49)
308 1-H-108 Screws AN509-10R10 (MS24694-S52)
650 1-H-109 Washers AN960-10
400 1-H-110 Washers AN960-10L
24' 1-H-114 Fuel Line tubing 3/8" O.D. x .035" 4130
118 1-H-122 Bolts AN3-5A
364 1-H-123 Bolts AN3-4A
56 1-H-125 Bolts AN3-6A
4 1-H-126 Bolts AN4-5A
14 1-H-127 Bolts AN4-7A
4 1-H-129 Bolts AN4-17A
4 1-H-132 Channels 84" 2024-T3
80 1-H-136 Nuts AN365-428 (MS20365-428)
20 1-H-138 Screws AN509-10R11 (MS24694-S53)
28 1-H-139 Screws AN509-10R12 (MS24694-S54)
135 1-H-140 Washers AND960-416
1 1-A-147 Fuselage V Angle, 41.5" long x .063" 2024-T3
1 1-A-148 Fuselage 122 degree angle, 46" long x .063" 2024-T3
1 1-A-149 76 degree angle 96" long x .063" 2024-T3
374 1-H-202 Avex Rivets 1601-0410
1 1-G-218 Angle 30" long, 1" x 1" x .125" 6061-T6
2 qt 1-G-283 Cement, 3M Scotch Grip Contact Adhesive 10
1 1-G-317 Channel 60" long x 1" x 2" x .063" 2024-T3
30 1-H-343 Rivets CCR264SS-3-1
8 1-H-344 Screws AN509-10R14 (MS24694-S56)
200 1-H-319 Avex Countersunk rivets 1604-0412
1 1-H-320 Gang Channel 52 LHTG-51-02-J8, 18" long
8 1-H-338 Screws AN509-8R6 (MS24694-S53)
6 1-H-339 Screws AN515-8R6 (MS35206-243)
6 1-H-340 Washers, AN960-8
8 1-H-341 Nutplates NAS681-A08K (MS21049L08K)
6 1-H-342 Nutplates NAS697-A08K (MS21069L08K)
4 1-G-318 Box-open 40" long x .063" (2) &Box-open 58" long x .063" (2) 2024-T3
Wings
10 ft Wing
2 2-B-001 Spar Tubes 10' x 6.80'O.D. x 6.410'I.D.6061 T6
26 2-B-003 Formed Metal Honeycomb Ribs
4 2-B-004 4'x8' Sheet 2024 T3 .025 Skin Formed L.E.
2 2-B-005 2'x8' Sheet 2024 T3 .025 Skin Formed L.E.
2 2-B-048 Formed Rear Spars 10'
4 2-B-046 2"x2" Rib to Spar Tab Material
15 Pints 2-B-030 Fuel Sealant
2 2-B-045 Flush Gas Caps
2 2-B-060 Nut AN924-6D
2 2-B-061 Union AN832-6D
2 2-B-062 Nut AN818-6D
2 2-B-063 Sleeve MS20819-6D
2 2-B-064 Adapter AN807-4D
2 2-B-065 Nut AN924-4D
2 2-B-066 Sleeve MS20819-4D
2 2-B-067 Nut AN818-4D
8 2-B-068 Bolts AN3-14A
1 2-B-069 Washers AN960-10    Pack 25
8 2-B-070 Nuts NAS679-A3
2 2-B-071 Fuel Drain SA14
2 2-B-072 Snap Bushing
2 2-B-073 Outboard Aileron Bearing Plate 5"x2"x1/8"
2 2-B-074 Aileron Bearing Plate Doubler 5"x2"x.025"
600 2-B-075 Avex Rivets 1601-0410

12 FOOT WING
2 2-B-001 Spar Tubes 12'x6.80' O.D. x 6.410' I.D. 6061 T6
30 2-B-003 Formed Metal Honeycomb Ribs
6 2-B-004 4'x8' Sheet 2024 T3 .025 Skin Formed L.E.
4 2-B-044 Outboard T.E. Skin 24"x8"x.025
2 2-B-048 Formed Rear Spars 10'
2 2-B-047 2' Rear Spar Splice
2 2-B-046 2"x2" Rib To Spar Tab Material
19 Pints 2-B-030 Fuel Sealant
2 2-B-045 Flush Gas Caps
2 2-B-060 Nut   AN924-6D
2 2-B-061 Union  AN832-6D
2 2-B-062 Nut  AN818-6D
2 2-B-063 Sleeve  MS20819-6D
2 2-B-064 Adapter  AN807-4D
2 2-B-065 Nut  AN924-4D
2 2-B-066 Sleeve  MS20819-4D
2 2-B-067 Nut  AN818-4D
8 2-B-068 Bolts  AN3-14A
1 2-B-069 Washers AN960-10 Pack 25
8 2-B-070 Nuts  NAS679-A3
2 2-B-071 Fuel Drain   SA14
2 2-B-071 Snap Bushing 2030
2 2-B-073 Outboard Aileron Hings 5"x2"x1/8"
2 2-B-074 Aileron Hinge Doubler 5"x2"x.025"
2 2-B-049 Fiber Glass Fuel Sumps
600 2-B-075 Avex Rivets 1601-0410
2 2-B-049 Fiber Glass Fuel Sumps
Control Surfaces
QTY PART # DESCRIPTION
2 3-B-009 Aileron Skins, Alclad .025" 2024-T3 18"X 39 "
2 3-B-010 Flap Skins, Alclad .025" 2024-T3 18 " X 81 "
1 3-C-011 Elevator Skins, rear section, Alclad .020" 2024-T3
8 3-C-012 CNC Cut Elevator Honeycomb Ribs, Alclad .50" 2024-T3
1 3-C-018 Elevator Spar 7' long x 2 1/2" O.D. x .125" 6061-T6
1 3-C-019 Elevator Rear Spar Channel 7' long x .032" 2024-T3
2 3-C-020 Elevator Skins,62" long x 42" x .020" 2024-T3
8 3-H-280 Check Nuts AN315-3
1 3-G-281 Hardwood Block 3/4" x 2" x 12"
3 3-H-282 Machine Screws AN520-10R14 {MS35207-262}
10' 3-H-294 Safety Wire
12 3-H-295 Roll Pins 1/8" x 1.00"
10 3-H-296 Cotter Pins AN380-2-2 {MS24665-132)
2 3-H-297 Clevis Bolts AN23-31A  {AN23-31}
2 3-H-298 Clevis Bolts AN23-34A  {Spencer}
1 3-C-306 Rudder Top Material - Balsa Wood
2 3-G-308 Wood Round
1 3-G-309 Sheet Aluminum .032" x 12" x 48" 2024-T3
6" 3-G-316 Aileron Spacers 1 1/8" x .035" 6061-T6
1 3-G-345 Sheet Aluminum .025" x 30" x 60" 2024-T3
1 3-G-346 Sheet Aluminum .025" x 18" x 30" 2024-T3
1 3-G-347 Sheet Aluminum .025" x 24" x 48" 2024-T3
1 3-C-348 Formed Rubber Skin SK-50
1 3-C-349 Spar, Forward, Vertical Stabilizer SK-51
1 3-C-350 Spar, Rear, Vertical Stabilizer SK-52
1 3-C-351 Leading Edge Skin SK-53
1 3-C-352 Spar Rudder SK-54
1 3-C-353 Sheet Steel 2" x 3" x .125" 4130
1 3-C-354 Sheet Steel 2" x 12" x .063" 4130
1 3-H-355 Bolt AN3-4A
1 3-H-356 Bolt AN3-12A
3 3-H-357 Screws AN509-10R7 {MS24694-S46}
1 3-H-358 Hinge 48" MS20257-3
1 3-H-359 Nut Plate 52LHTA575M-02BC {MS21069-3K}
4 3-H-360 Nut Plate 52 LHTA51M-02BC {MS21086-3K}
1 3-H-363 Hinge MS20001-12, 5" {MS20001-P2}
2 3-H-364 Pin Clevis MS20392-1C55 {Spencer}
2 3-H-365 Washer AN960-4L
2 3-H-366 Pin Cotter MS24665-132
1 3-C-367 Bearing Tube 1.2500" x .045" wall x 3.4"
1 3-C-368 Spacer Wood 1/2" x 1.6" x 4.0"
1 3-C-369 Retainer 2024-T3, Alclad .032" x 2.0" x 4.0"
1 3-C-370 Doubler 2024-T3 Alclad .050" x 2.0" x 12.0"
2 3-C-371 Bearings, Nylon No. 105
2 3-H-372 Ball Bearings, Fafnie KP6A
1 3-H-373 Steel Tube 1.0" O.D. x .065" wall x 9"
2 3-B-026 Aileron Torque Tubes12' long  x 1" O.D. x .065" 2024-T3
1 3-B-027 Control Bracket Material 20" long x 2" x 2 1/2" x 1/8" 6061-T6
1 3-C-029 Anti-Servo Tab 3 1/4" long x .020" 2024-T3
2 3-C-033 Stabilizer Tips
1 3-G-040 Piano HingeMS20257-Ps, 48" long x 1 1/16"
12 3-B-043 Mahogany Ribs
6 3-B-044 Mahogany Aileron Ribs
13" 3-C-074 Steel 3/16" O.D. x .035" 4130
2 3-E-098 Micarta Bearing Material 6" x 6" x 1/4"
2 3-H-099 Rod End Bearing Flaps, Heim HM-5
2 3-C-100 Flap Pins
2000 3-H-104 Avex Rivets 1601-0410
100 3-H-124 Wood Screws No. 432PK66A4-5  {91632A146}
7 3-H-133 Aileron Bolts AN3-17A
2 3-H-135 Bolts AN3-21A
18" 3-H-143 Gang Channel 52LHTG-51-02-J16{MS21063-3-16}
6 3-H-146 Nuts AN316-5
1 3-G-151 Lead Mass Balance Material, 25 lbs.
2 3-H-180 Rod End Bearing Heim F-34-14
18 3-H-181 Bolts AN3-10A
4 3-H-182 Check Nut AN316-4
3 3-H-183 Clevis Pin AN392-21{MS20392-1C21}
25 3-H-184 Bolts AN3-11A
1 3-H-185 Bolts AN3-13A
2 3-H-186 Ball End Single Shank MS20664-C2
1 3-H-187 Bolt AN4-22
2 3-H-188 Washers AN970-3
4" 3-G-189 Steel Rod 3/16"
10 3-H-190 Heyco Bushings SB-250
12 3-H-191 Heyco Bushings OCB-500
35 3-H-276 Avex Countersunk Rivets 1604-0412
50 3-H-278 Countersunk Rivet MS20426-3-4 {CCR264CS-3-4}
10 3-H-279 Ball Bearings, Aileron and Flap
200 3-H-277 Rivet MS20470-3-3{CCR274CS-3-3}
Landing Gear
QTY PART # DESCRIPTION
2 4-D-021 Main Landing Gear Struts 36" long x 5" x 1" 2024-T3
1 4-D-032 Nose Gear Strut Welded 48" long x 1 1/2" O.D. x .125"
1 4-G-038 Sheet 18" x 18" x .063" 4130
2 4-G-039 Sheet 18" x 18" x .125" 4130
3 4-D-047 Lord Landing gear rubber mounts
2 4-D-051  Wheels 6:00 x 6 assemblies
2 4-D-052 Tires and Tubes 6:00 x 6 x 15"
2 4-D-053 Brake Assembly & Axles
2 4-D-054 Master Brake Assembly
1 4-D-055 Nose Wheel Assembly with 8" Wheel and Tire
2 4-G-075 5" Flexible Hose, Brake
2 4-G-076 12" Flexible Hose, Brake Cylinder
60" 4-F-112 Engine Mount, Steel 4130, 5/8" O.D. x .065" wall
5' 4-G-155 Round Bar-Steel 1/2" O.D. 4130
16" 4-G-156 Round Bar-Steel 3/8" O.D. 4130
1 4-D-157 Main Gear Structure 42" long x 5 3/8" x .063" 2024-T3
1 4-D-158 Main Gear Structure Top 42" long x 5 3/8" x .063" 2024-T3
2 4-D-159 Plate 1/4" x 8" x 10" 2024-T3
8 4-H-161 Bolt AN6-23A 
1 4-H-162 Bolt AN8-27A
1 4-H-163 Nut AN364-820 {MS20364-820}
18 4-H-164 Nuts AN365-524  {MS20365-524}
22 4-H-165 Washers AN960-516
13 4-H-166 Washers AN960-816
9" 4-G-167 Landing Gear Material 1" O.D. x .065" 4130
4 4-H-187 Oilite Bearings FF-620-1
40' 4-G-219 Aluminum 1/4" tubing x .035" wall 5052-0
2 4-H-221 Cotter Pins Main Gear Axle AN380-4-8  Aeroperformance
10 4-H-284 Washers AN960-1016
4 4-H-285 Bearings AA-628-6 1/2" I.D. x 5/8" O.D.
6" 4-G-286 Steel Rod 1/4"
3' 4-G-287 Tubing 5/8" x .065" wall 4130
1 4-G-293 Steel Sheet .050" x 3" x 4" x 4130
2 4-G-302 Clamp Brake System AN742-D4  {MS21919-WDF2}
4 4-H-303 Bolt AN3-6
2 4-G-328 Gang Channel 52LHTG51-02-J12 42" long
1 4-G-373 4130 Steel Sheet .090" x 3.0" x 12.0"
Control System
QTY PART # DESCRIPTION
2 5-E-050 Bronze Bearing Upper Aileron Bellcrank, Oilite FF-1505
40" 5-E-088 Control System Bolt Bushings 5/16" O.D. x .035" wall 4130 steel
12' 5-E-089 Control Stick Interconnect aierleron & rudder  push-pull rod
       1/2" O.D. x .035" wall 4130 steel
14' 5-E-090 Rudder Pedal Tubing 3/4" O.D. x .065"  4130
18' 5-E-091 Control Stick & Mass balance & flap handle 7/8" O.D. x .049" 4130
13' 5-E-092 Control Stick Crossover flaps rear seat 1 1/8" O.D. x .058" 4130
5" 5-E-093 Aileron Assembly 1 1/4" O.D. x .120" 4130
2" 5-E-094 Aileron Assembly 1 3/8" O.D. x .058" 4130
3" 5-E-095 Aileron Bellcrank Retainer 1 5/8" O.D. x .065"
12' 5-E-097 Elevator Push-pull rod 2" O.D. x .049" 6061-T6
1 5-G-101 Control Bracket material 12" x 48" x .040" 2024-T3
50' 5-H-102 Control Cable 1/8" diameter
16 5-H-103 Nico press sleeves 18-3-M
28" 5-F-111 Steel Engine Mount tubing 1/2" O.D. x .065" 4130
22" 5-F-113 Engine Mount Tubing 3/4" O.D. x .049" 4130
16 5-F-115 Thimbles AN100-4
16 5-H-116 Shackles AN115-32
4 5-H-117 Pulleys AN210-3A  (MS24566-3B)
2 5-H-118 Clevis Rod End AN481-10
2 5-H-119 Clevis Rod End AN486-2 (adj.) (AN486-2P)
6 5-H-120 Rod End Threaded AN490-HT8 (AN490-HT8P)
4 5-H-128 Engine Mount Bolts AN6-27
25 5-H-130 Nuts AN310-3
26 5-H-131 Nuts AN310-4
40 5-H-150 Nut Plate AN366F-1032
1 5-H-153 Flap Handle Spring
2 5-H-154 Rudder Pedal Spring
2 5-H-192 Rod End Bearing - Heim F44-14 (F44-14M)
1 5-H-193 Rod End Bearing - Heim F45-19  (F45-19M)
5 5-H-194 Eye AN170-32LS
5 5-H-196 Barrel AN155-32S
2 5-H-197 Bolts AN4-17
4 5-H-198 Bolts AN4-6
8 5-H-199 Aluminum Flanged Bushings 3/8" x 1/2" x 3/16"  {7815K18
9" 5-G-200 .75" Round, 6061-T6
40 5-H-201 Cotter Pin 3/4" AN380-2-3 (MS24665-134)
16 5-H-203 Bolts AN4-11A
1 5-H-204 Bolt AN4-13
1 5-H-205 Bolt AN4-14
1 5-H-206 Bolt AN4-26
1 5-H-207 Bolt AN4-12
4 5-H-208 Bolts AN3-12A
6 5-H-209 Bolts AN4-7
4 5-H-210 Cotter Pin 1" AN380-3-4 (MS24665-285)
150 5-H-211 Phillips recessed, 1/4" No. 8 type B Truss head
2 5-H-212 Bolts AN5-10A
1 5-H-213 Bolt AN4-7
4 5-H-214 Screws AN509-10R31
4 5-H-288 Bearings FF310-3
1 5-H-289 Rod End AN490-HT11 (AN490-HT11P)
11 5-H-307 Countersunk Nut Plates
3 5-H-312 Eye AN170-32RS
4 5-H-313 Nuts AN310-6
2 5-H-327 Bolts AN4-10A
2 5-H-329 Screws AN520-10R12  {MS35207-261}
4 5-H-374 Bolts AN4-6A
2 5-E-375 Steel Tube 3/8" O.D. x .049" x 2' long 4130
Instruments, Fuel and Electrical
QTY PART # DESCRIPTION
2 6-A-035 Door Latch H-7215J
1 6-A-041 Plexiglass Windshield
1 6-A-042 Plexiglass Sheet - Side Windows 4' x 5' x .080"
1 6-G-063 Battery 
5 6-G-064 Circuit Breakers:
2   7 amp
2   10 amp
1   50 amp
5 6-G-065 Switches
300' 6-G-067 No. 18 Wire
20' 6-G-068 Battery Cable
1 6-I-070 Airspeed Indicator
1 6-I-071 Altimeter Sensitive
1 6-I-072 Compass
1 6-F-082 Gascolater
1 6-F-084 Primer
1 6-F-085 Primer Lines and Fittings (1 set)
2 6-B-087 Wing Tips
4 6-I-168 Plate, 1/2" x 1" x 4" 2024-T3
30' 6-G-169 Square Tubing 3/4" x 3/4" x .035" 4130
4 6-H-170 Pin AN394-25 {MS20392-3C25}
6 6-H-171 Screws AN509-10R15  {MS24694-S49}
10" 6-H-172 Steel Tubing 1/4" O.D. x .028" wall
2 6-H-216 Door Knobs
4 6-H-222 Bolts AN3-14A
2 6-H-223 Pins MS20392-3C-29
1 6-H-224 Nipple AN816-6
2 6-H-225 Nipples AN816-6D
16 6-H-226 Nuts AN818-6D
16 6-H-227 Sleeves AN819-6D  {Van's}
6 6-H-228 Elbows AN833-6D
10 6-H-229 Nuts AN924-6D
2 6-H-231 Tees AN824-6D
6 6-H-232 Elbows AND822-6D
4 6-H-233 Unions AN615-4D
2 6-H-234 Nipples AN816-4D
8 6-H-235 Nuts AN818-4D
8 6-H-236 Sleeves AN819-4D  {Van's}
2 6-H-237 Unions AN832-4D
4 6-H-238 Nuts AN924-4D
30' 6-H-239 Plastic Tubing 1/4" I.D.
60 6-G-240 Molding Seal Strip
1 6-G-241 Sount Insulating Material, 10 sq. yds.
2 6-G-242 Wing Flexible Fuel Hose 24"   OBS
2 6-G-243 Wing Flexible Fuel Hose 42"
2 6-G-244 Engine Flexible Fuel Hose (1) 24", (1) 18"
50' 6-G-245 No. 8 Electrical Wire
6" 6-G-246 Steel Tubing 1 5/8" x .058"
40" 6-G-247 Steel Tubing 1 1/2" x .035"
2 pc. 6-G-248 Honeycomb Floor .50 x 12" x 18"
2 6-G-250 Master Starter Relay
1 6-H-251 Fuel Valve
2 6-G-290 Seat Backs
1 6-G-291 RTV Cement
2 6-H-301 Bolts AN3-15
1 6-H-310 Alum. Square Tubing .750" x .062" x 30" long 6063-T6
1 6-G-311 Battery Box material 18" x 36" x .032" 6061-0
150 6-H-321 Screws AN509-8R10  MS24694-S7
152 6-H-322 Nuts AN364-832
150 6-H-323 Washer 960-8
8 6-H-324 Battery Cable Connectors
2 6-H-378 Washers AN960-8L
2 6-H-379 Screws AN515-8R16  {MS35206-249}
1 6-G-380 Steel Rod 3/16" dia. x 364" long 4130
1 6-G-381 Alum. Plate .5" x 1.0" x 1.0"
1 6-H-388 Plastic Tee 1/8" pipe x 1/4" x 1/4" tube I.D., T.T. 3244
1 6-H-383 Union Flared Tube AN815-6D
1 6-H-384 Nut AN6289D6
1 6-H-385 Ring MS28777-6  {Aircraft Spruce}
1 6-H-386 Gasket MS28778-6
1 6-H-387 Gasket MS29512-6
2 6-H-389 Plastic Elbow 1/8" pipe x 1/4" tube I.D. TE-2024
1 6-H-390 Plastic Connector 1/4" x 1/4" I.D. TC-7044
80 6-H-392 Screws, Sheet Metal NAS384-6-10P
40 6-H-325 Screws AN507C832R6
80 6-H-393 Washers, Countersunk Finishing NAS391-6P
40 6-H-326 Nut Clips LHA4972-8-82  {BM52HA4972-8-82}
Power Plant
QTY PART # DESCRIPTION
1 7-F-056 Cowling nose, molded fiberglass
5 7-F-057 Cowling piano hinge, 4' MS2025-7-P4
1 7-H-252 Sheet Steel 18" x 18" x .040" 4130
2 7-H-253 Lock Pin AN415-2
22 7-H-254 Machine Screws AN526-1032R8
7 7-H-255 Countersunk Washers A3235-028-24A
1 7-H-256 Camloc Latch RM610-51
1 7-C-257 Rubber Asbestos Air Seal Baffles 36" x 12" sheet
4 7-H-261 Star Washers AN936-A416
4 7-H-262 Washers AN960-416
4 7-H-263 Nuts AN360-4
8 7-H-264 Nuts AN360-5
16 7-H-265 Star Washers AN936-A516  {Aeroperform- MS35333-41}
16 7-H-266 Washers AN960-516
8 7-H-267 Machine Screws AN502-416-6  {MS35266-78}
48" 7-H-268 Flexible Hose 3"
2 7-H-269 Hose Clamps 3" QS-100-M52
6' 7-H-274 Flexible Hose, 2" (cabin heat)
6 7-H-275 Hose Clamps 2" QS-100-M32
6" 7-G-300 Steel Rod 1/8"
3" 7-H-304 Steel Rod 7/16"
1 7-G-314 Sheet Alclad 3' x 6' x .025" 6061-T6
1 7-G-315 Sheet Alclad 4' x 12 x .020" 2024-T3