Page 25 - 1937-41 Piper J-3 Trainer Parts Catalog

PIPER TRAINER J-3 • 1937-1941 • PARTS MANUAL

UNITS PER PART NAME NEW PART # OLD PART # PRICE
PLANE
2 TUBES – Cub – cactus proof – 8.00 x 4 496-269 NM!
It is recommended that Service Bulletin No. 54 Kit be installed on airplane serial numbers 1999 to 8277 where reinforcement of the tailspring
attachment is necessary.
1 SERVICE BULLETIN NUMBER 54 KIT 750-257 NM!
Consists of the following:
1 Tail Spring Reinforcement Clamp 30871-00 30871 NM!
2 Tail Spring Reinforcement Spacer 30911-00 30911 NM!
1 Tail Spring Reinforcement Plate Assembly 30882-00 30882 NM!
1 Tail Spring Pad U30541-002 30541 11.38
4 Bolt AN4-12 0.68
1 Bolt AN6-20 1.19
2 Bolt AN4-6 0.52
6 Castle Nut AN310-4 1.6
1 Castle Nut AN310-6 1.8
1 Flat Steel Washer NAS1149F0663P 0.11

6 Cotter Pin AN380-2-2 0.04
1 Cotter Pin MS24665-283 0.04

CONTROL ASSEMBLY

UNITS PER
PLANE PART NAME NEW PART # OLD PART # PRICE

1 AILERON – covered and doped – left – Type A 00078-95 J3-A50 NM!
1 AILERON – covered and doped – right – Type A 00078-96 J3-A51 NM!
1 AILERON – uncovered – left – Type A 00022-42 J3-A50 NM!
1 AILERON – uncovered – right – Type A 00022-43 J3-A51 NM!
2 CABLE ASSEMBLY – lower aileron control – to upper horn – Type A 00021-62 J3-A408 NM!
6 PINS – aileron hinge – Type A MS20392-3C55 AN394-55 1.08
NOTE: Type A (Non-Frieze) ailerons, control cables and hinge pins were used from ship serial numbers 1999 to 2624, except
numbers 2598, 2605, 2606, 2609, 2610, 2614, 2619, 2620, 2621, 2622, 2625 and up, except 2647 and 2860.
1 AILERON – covered and doped – left – Type B 42582-00 42592 NM!
1 AILERON – covered and doped – right – Type B 42582-01 42592-1 NM!
1 AILERON – uncovered – left – Type B U42585-000 42585 1548.46

1 AILERON – uncovered – right – Type B U42585-001 42585-1 1548.46
2 CABLE ASSEMBLY – Lower aileron control (to upper horn) – Type B U40123-004 40123-4 187.71
6 PINS – Aileron hinge – Type B MS20392-3C41 AN394-41 1.6
NOTE: Type B (Frieze) ailerons control cables and hinge pins were used from ship serial numbers 2625 and up, except numbers
2647 and 2860. The above was also used on numbers 2598, 2605, 2609, 2610, 2614, 2620, 2621, and 2622. Includes three
(3) AN394-41 with each aileron, no charge.

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