The Shaft,straight, cataloged under National Stock Number 3040-01-151-5633, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Naval Sea Systems Command. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government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 | 3040-01-151-5633 |
| Primary Part Number | 709-4684922 ITEM 35 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| First End Diameter | 0.7500 INCHES NOMINAL IN |
| First End Distance From Keyway Center to End | 0.812 INCHES NOMINAL IN |
| First End Style | INDENTED FLAT KEYWAY |
| Material Document and Classification | QQ-S-763,COND B FED SPEC SINGLE MATERIAL RESPONSE |
| First End Keyway Depth | 0.125 INCHES NOMINAL IN |
| End Similarity | IDENTICAL |
| Material | STEEL COMP 303 |
| External Keyway Length | 1.375 INCHES NOMINAL FIRST END IN |
| First End Keyway Width | 0.1875 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 |
|---|---|
| 709-4684922 ITEM 35 PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 709-4684922 | D/9 Drawing number reference only U.S. Government activity |
| 87832-1651 ITEM 35 | 3/2 Design control — primary reference U.S. Government activity |
| 709-6129500 ITE | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 87832-1651 | 5/2 Secondary reference U.S. Government activity |
NSN 3040-01-151-5633 is a Shaft,straight, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-151-5633 has 1 manufacturer part number on file: 709-4684922 ITEM 35 (Naval Sea Systems Command).
4 possible matches (shared part number, not a government interchangeability claim): 3040-01-152-3065, 3040-01-154-6377, 3020-01-154-6380. Verify interchangeability with system specifications before substitution.
Key specifications for 709-4684922 ITEM 35: First End Diameter: 0.7500 INCHES NOMINAL IN; First End Distance From Keyway Center to End: 0.812 INCHES NOMINAL IN; First End Style: INDENTED FLAT KEYWAY; Material Document and Classification: QQ-S-763,COND B FED SPEC SINGLE MATERIAL RESPONSE. 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.