The Collar,shaft, cataloged under National Stock Number 3040-00-115-2533, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Prestolite Electric Inc. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-00-115-2533 |
| Primary Part Number | 31976 |
| Item Name | Collar,shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Prestolite Electric Inc |
| Status | ACTIVE |
| Internal Keyway Width | 0.125 INCHES NOMINAL IN |
| Style Designator | PLAIN ROUND |
| Outside Diameter | 1.032 INCHES NOMINAL IN |
| Keyway Quantity | 1 |
| Distance From Center of Bore to Bottom of Keyway | 0.062 INCHES NOMINAL IN |
| Surface Treatment | CADMIUM |
| Bore Diameter | 0.7500 INCHES NOMINAL IN |
| Material | STEEL |
| Thickness | 0.406 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 |
|---|---|
| 31976 PRIMARY | Prestolite Electric Inc (USA) |
| Reference | Meaning |
|---|---|
| 31976 | 5/9 Secondary reference Prestolite Electric Inc |
| G032031976 | 5/9 Secondary reference Prestolite Electric Inc |
NSN 3040-00-115-2533 is a Collar,shaft, manufactured by Prestolite Electric Inc, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-115-2533 has 1 manufacturer part number on file: 31976 (Prestolite Electric Inc).
4 possible matches (shared part number, not a government interchangeability claim): 5305-00-244-2892, 6350-00-757-9996, 5945-00-941-6737. Verify interchangeability with system specifications before substitution.
Key specifications for 31976: Internal Keyway Width: 0.125 INCHES NOMINAL IN; Style Designator: PLAIN ROUND; Outside Diameter: 1.032 INCHES NOMINAL IN; Keyway Quantity: 1. 9 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.