The Shaft,straight, cataloged under National Stock Number 3040-00-336-5634, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Insinger Machine Co. Government technical data includes 7 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 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 | 3040-00-336-5634 |
| Primary Part Number | D43 |
| Item Name | Shaft,straight |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Insinger Machine Co |
| Status | ACTIVE |
| First End Diameter | 0.8750 INCHES NOMINAL IN |
| Second End Diameter | 0.8750 INCHES NOMINAL IN |
| First End Style | PLAIN |
| End Similarity | NOT IDENTICAL |
| Second End Style | INTERNAL THREADED |
| Material | STEEL COMP 303 |
| Second End Internal Thread Length | 1.250 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 |
|---|---|
| D43 PRIMARY | Insinger Machine Co (USA) |
NSN 3040-00-336-5634 is a Shaft,straight, manufactured by Insinger Machine Co, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-00-336-5634 has 1 manufacturer part number on file: D43 (Insinger Machine Co).
2 possible matches (shared part number, not a government interchangeability claim): 5905-00-356-3732, 5340-00-670-1832. Verify interchangeability with system specifications before substitution.
Key specifications for D43: First End Diameter: 0.8750 INCHES NOMINAL IN; Second End Diameter: 0.8750 INCHES NOMINAL IN; First End Style: PLAIN; Overall Length: 28.500 INCHES NOMINAL IN. 7 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.