The Arm Assembly,extension Track, cataloged under National Stock Number 3040-01-495-3845, 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 1 specification, 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-01-495-3845 |
| Primary Part Number | 596-7409748-A1 |
| Item Name | Arm Assembly,extension Track |
| FSC / FSG | 3040 / 30 — Miscellaneous Power Transmission Equipment |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Material | STEEL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL D — Destroy Item |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 596-7409748-A1 PRIMARY | Naval Sea Systems Command (USA) |
| 596-7409742-22 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 596-7409742 | D/9 Drawing number reference only Naval Sea Systems Command |
| B831-6000-22 | 5/2 Secondary reference U.S. Government activity |
| B831-6500-A1 | 5/2 Secondary reference U.S. Government activity |
| 596-7409748 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3040-01-495-3845 is a Arm Assembly,extension Track, manufactured by Naval Sea Systems Command, classified under FSC 3040, Miscellaneous Power Transmission Equipment. Status: active.
NSN 3040-01-495-3845 has 2 manufacturer part numbers on file: 596-7409748-A1 (Naval Sea Systems Command), 596-7409742-22 (Naval Sea Systems Command).
Key specifications for 596-7409748-A1: Overall Length: 65.780 INCHES NOMINAL IN; Overall Width: 5.375 INCHES NOMINAL IN; Special Features: MATERIAL IAW MIL-S-16216, HY-80 TYPE II; ARM ASSEMBLY IS USED ON THE CARGO BAY RAMMER MECHANISM ASSEMBLY; IT PIVOTS INTO PLACE TO COMPLETE THE TRACK ASSEMBLY.; End Item Identification: LOS ANGELES CLASS SSN (688); CARGO BAY RAMMER MECHANISM ASSEMBLY. 1 specification is 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.
NSN 3040-01-495-3845 has DEMIL Code D. Demilitarization may be required before disposal or transfer to non-military entities.
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.