The Extension Shaft, cataloged under National Stock Number 3040-01-342-3381, 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 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-342-3381 |
| Primary Part Number | 6197505 |
| Item Name | Extension Shaft |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Length | 2.875 INCHES NOMINAL IN |
| Internal Thread Length | 1.875 INCHES NOMINAL IN |
| Style Designator | THREADED SOCKET |
| Material Document and Classification | QQ-C-390,ALLOY 932 FED SPEC SINGLE MATERIAL RESPONSE |
| Outside Diameter | 1.250 INCHES NOMINAL IN |
| Shaft End Design | MALE |
| Material | COPPER ALLOY |
| Attachment Method | CENTER HOLE |
| 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 |
|---|---|
| 6197505 PRIMARY | Naval Sea Systems Command (USA) |
| 6197484 PART 11 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 6197544 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 6197530 PART 8 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 6197484 | D/9 Drawing number reference only Naval Sea Systems Command |
| 6242815 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 6197574 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
| 6197602 | C/1 Advisory reference — outside the item-of-supply concept Naval Sea Systems Command |
NSN 3040-01-342-3381 is a Extension Shaft, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-342-3381 has 2 manufacturer part numbers on file: 6197505 (Naval Sea Systems Command), 6197484 PART 11 (Naval Sea Systems Command).
Key specifications for 6197505: Length: 2.875 INCHES NOMINAL IN; Internal Thread Length: 1.875 INCHES NOMINAL IN; Style Designator: THREADED SOCKET; Material Document and Classification: QQ-C-390,ALLOY 932 FED SPEC SINGLE MATERIAL RESPONSE. 8 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.