The Gearshaft,spur, cataloged under National Stock Number 3040-00-008-6101, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Simmonds Precision Products Inc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 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 | 3040-00-008-6101 |
| Primary Part Number | A3255 |
| Item Name | Gearshaft,spur |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Simmonds Precision Products Inc |
| Status | ACTIVE |
| Teeth Quantity | 9 |
| Gear Outside Diameter | 0.244 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| A3255 PRIMARY | Simmonds Precision Products Inc (USA) |
NSN 3040-00-008-6101 is a Gearshaft,spur, manufactured by Simmonds Precision Products Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-008-6101 has 1 manufacturer part number on file: A3255 (Simmonds Precision Products Inc).
3 possible matches (shared part number, not a government interchangeability claim): 5915-00-914-9961, 5315-01-187-3539, 4820-01-366-3804. Verify interchangeability with system specifications before substitution.
Key specifications for A3255: Teeth Quantity: 9; Gear Outside Diameter: 0.244 INCHES MINIMUM AND 0.249 INCHES MAXIMUM IN; Hardness Rating: 28.0 ROCKWELL C MINIMUM AND 32.0 ROCKWELL C MAXIMUM OVERALL; Overall Length: 1.030 INCHES NOMINAL IN. 4 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.
NSN 3040-00-008-6101 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.