The Collar,shaft, cataloged under National Stock Number 3040-00-477-2031, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Graham Co Inc. Government technical data includes 5 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-00-477-2031 |
| Primary Part Number | 04-0209 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Graham Co Inc |
| Status | ACTIVE |
| Material Document and Classification | D-006025787 MFR REF SINGLE MATERIAL RESPONSE |
| Outside Diameter | 0.656 INCHES NOMINAL IN |
| Bore Diameter | 0.3130 INCHES MINIMUM AND 0.3135 INCHES MAXIMUM IN |
| Material | STEEL |
| Thickness | 0.938 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 |
|---|---|
| 04-0209 PRIMARY | Graham Co Inc (USA) |
| Reference | Meaning |
|---|---|
| D0209 | 5/9 Secondary reference Graham Co Inc |
NSN 3040-00-477-2031 is a Collar,shaft, manufactured by Graham Co Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-477-2031 has 1 manufacturer part number on file: 04-0209 (Graham Co Inc).
3 possible matches (shared part number, not a government interchangeability claim): 3110-01-170-3709, 5315-01-328-4112, 6515-01-518-1649. Verify interchangeability with system specifications before substitution.
Key specifications for 04-0209: Material Document and Classification: D-006025787 MFR REF SINGLE MATERIAL RESPONSE; Outside Diameter: 0.656 INCHES NOMINAL IN; Bore Diameter: 0.3130 INCHES MINIMUM AND 0.3135 INCHES MAXIMUM IN; Material: STEEL. 5 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.