The Gearshaft,spur, cataloged under National Stock Number 3040-00-431-3348, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is L3 Aviation Products, Inc. Dba L3 Technologies. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-431-3348 |
| Primary Part Number | 874656 |
| Item Name | Gearshaft,spur |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | L3 Aviation Products, Inc. Dba L3 Technologies |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 874656 PRIMARY | L3 Aviation Products, Inc. Dba L3 Technologies (USA) |
NSN 3040-00-431-3348 is a Gearshaft,spur, manufactured by L3 Aviation Products, Inc. Dba L3 Technologies, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-431-3348 has 1 manufacturer part number on file: 874656 (L3 Aviation Products, Inc. Dba L3 Technologies).
2 possible matches (shared part number, not a government interchangeability claim): 1650-00-925-0414, 5999-01-254-2260. Verify interchangeability with system specifications before substitution.
Key specifications for 874656: Special Features: DRILL HUB FROM WHEEL 0.089 DRILL THRU,REAM TO 0.094,168 TEETH,DIAMETRAL PITCH 50,14-1/2 DEG PRESSURE ANGLE,THEORETICAL PITCH DIA 3.3600,OD 3.3975. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.