The Extension Shaft, cataloged under National Stock Number 3040-01-103-7983, is classified within Federal Supply Class 3040 (Miscellaneous Power Transmission Equipment) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-103-7983 |
| Primary Part Number | 091399 |
| Item Name | Extension Shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems |
| Status | ACTIVE |
| Socket Diameter | 1.262 INCHES NOMINAL IN |
| Length | 6.334 INCHES NOMINAL IN |
| Socket Depth | 2.875 INCHES NOMINAL IN |
| Style Designator | PLAIN SOCKET |
| Outside Diameter | 1.885 INCHES NOMINAL IN |
| Shaft End Design | MALE |
| Shaft End Diameter | 1.250 INCHES NOMINAL IN |
| Material | STEEL |
| Shoulder Length | 3.313 INCHES NOMINAL IN |
| End Type | INTEGRAL COUPLING |
| Shaft End Configuration | SPLINED |
| 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 |
|---|---|
| 091399 PRIMARY | Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems (USA) |
NSN 3040-01-103-7983 is a Extension Shaft, manufactured by Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-103-7983 has 1 manufacturer part number on file: 091399 (Zf Active Safety and Electronics Us Llc Div Trw Commercial Steering Systems).
Key specifications for 091399: Socket Diameter: 1.262 INCHES NOMINAL IN; Length: 6.334 INCHES NOMINAL IN; Socket Depth: 2.875 INCHES NOMINAL IN; Style Designator: PLAIN SOCKET. 11 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.