The Collar,shaft, cataloged under National Stock Number 3040-00-364-8249, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-00-364-8249 |
| Primary Part Number | 2F6793 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Largest Diameter Length | 0.114 INCHES NOMINAL IN |
| Style Designator | ROUND STEPPED |
| Material Document and Classification | FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1113 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1113 ASSN STD SINGLE MATERIAL RESPONSE |
| Outside Diameter | 0.688 INCHES NOMINAL IN |
| Small End Diameter | 0.625 INCHES NOMINAL IN |
| Bore Diameter | 0.2500 INCHES NOMINAL IN |
| Material | STEEL COMP 1213 |
| Thickness | 0.281 INCHES NOMINAL IN |
| 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 |
|---|---|
| 2F6793 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| 030121 | Woodward, Inc. (USA) |
| 03040-290 | Woodward, Inc. (USA) |
| Reference | Meaning |
|---|---|
| 030121 | 5/9 Secondary reference Woodward, Inc. Div Fuel Systems and Controls |
| 030039C | D/9 Drawing number reference only Woodward, Inc. Div Fuel Systems and Controls |
NSN 3040-00-364-8249 is a Collar,shaft, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-364-8249 has 3 manufacturer part numbers on file: 2F6793 (Caterpillar Inc Div Caterpillar Defense), 030121 (Woodward, Inc.), 03040-290 (Woodward, Inc.).
2 possible matches (shared part number, not a government interchangeability claim): 3040-00-364-8279, 5945-01-073-9379. Verify interchangeability with system specifications before substitution.
Key specifications for 2F6793: Largest Diameter Length: 0.114 INCHES NOMINAL IN; Style Designator: ROUND STEPPED; Material Document and Classification: FED STD 66 FED STD SINGLE MATERIAL RESPONSE OR AISI 1113 ASSN STD SINGLE MATERIAL RESPONSE OR SAE 1113 ASSN STD SINGLE MATERIAL RESPONSE; Outside Diameter: 0.688 INCHES NOMINAL IN. 8 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.