The Parts Kit,gearbox, cataloged under National Stock Number 3010-01-306-3956, is classified within Federal Supply Class 3010 (Torque Converters and Speed Changers) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Graham Co Inc. Government technical data includes 2 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. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3010-01-306-3956 |
| Primary Part Number | 02-2505 |
| Item Name | Parts Kit,gearbox |
| FSC / FSG | 3010 / 30 — Torque Converters and Speed Changers |
| Manufacturer | Graham Co Inc |
| Status | ACTIVE |
| End Item Source | 25787 |
| End Item Name | GEAR ASSEMBLY,SPEED DECREASER |
| 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 |
|---|---|
| 02-2505 PRIMARY | Graham Co Inc (USA) |
NSN 3010-01-306-3956 is a Parts Kit,gearbox, manufactured by Graham Co Inc, classified under FSC 3010, Torque Converters and Speed Changers. Status: active.
NSN 3010-01-306-3956 has 1 manufacturer part number on file: 02-2505 (Graham Co Inc).
1 possible match (shared part number, not a government interchangeability claim): 6520-01-503-2450. Verify interchangeability with system specifications before substitution.
Key specifications for 02-2505: End Item Source: 25787; End Item Name: GEAR ASSEMBLY,SPEED DECREASER; End Item Identification: N29MW60,SER NO.69116-LH. 2 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.