The Slack Rope Sfty Dev, cataloged under National Stock Number 3960-01-439-7498, is classified within Federal Supply Class 3960 (Freight Elevators) of the Materials Handling 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 3 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 3960-01-439-7498 |
| Primary Part Number | 802-5773415 REV A |
| Item Name | Slack Rope Sfty Dev |
| FSC / FSG | 3960 / 39 — Freight Elevators |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| General Characteristics Item Description | BASIC MATERIAL STEEL/CRES W/ PASSIVATED SURFACE TREATMENT; SPRING ACTIVATED ARM ACTUATED |
| 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 |
|---|---|
| 802-5773415 REV A PRIMARY | Naval Sea Systems Command (USA) |
| 7D5-04913 ITEM 2 PRIMARY | Lake Shore Systems, Inc. (USA) |
| 772-6361085 REV E ITEM NO 3 | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 5773415 | D/9 Drawing number reference only Naval Sea Systems Command |
| 6361085 | D/9 Drawing number reference only Naval Sea Systems Command |
| 7D5-04913 IT N0 | C/1 Advisory reference — outside the item-of-supply concept Lake Shore Systems, Inc. |
| SK-F-8530 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3960-01-439-7498 is a Slack Rope Sfty Dev, manufactured by Naval Sea Systems Command, classified under FSC 3960, Freight Elevators. Status: active.
NSN 3960-01-439-7498 has 3 manufacturer part numbers on file: 802-5773415 REV A (Naval Sea Systems Command), 7D5-04913 ITEM 2 (Lake Shore Systems, Inc.), 772-6361085 REV E ITEM NO 3 (Naval Sea Systems Command).
Key specifications for 802-5773415 REV A: General Characteristics Item Description: BASIC MATERIAL STEEL/CRES W/ PASSIVATED SURFACE TREATMENT; SPRING ACTIVATED ARM ACTUATED; Special Features: USED ON CARGO AND WEAPONS ELEVATOR; End Item Identification: NAVY WEAPON SYSTEM CODE JK, WASP CLASS LHD AND SUPPLY CLASS AOE. 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.
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.