The Clamp,line,sliding Grip, cataloged under National Stock Number 4030-01-685-6638, is classified within Federal Supply Class 4030 (Fittings for Rope, Cable, and Chain) of the Rope, Cable, Chain, and Fittings group. The manufacturer of record is J & M Products, Inc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Clamp,line,sliding Grip |
| FSC / FSG | 4030 — Fittings for Rope, Cable, and Chain (FSG 40) |
| Manufacturers | J & M Products, Inc (CAGE 22175) |
| Parameter | Value |
|---|---|
| NSN | 4030-01-685-6638 |
| Primary Part Number | AS4149WDF-22 |
| Item Name | Clamp,line,sliding Grip |
| FSC / FSG | 4030 / 40 — Fittings for Rope, Cable, and Chain |
| Manufacturer | J & M Products, Inc |
| Status | ACTIVE |
| 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 |
|---|---|
| AS4149WDF-22 PRIMARY | J & M Products, Inc (USA) |
| Reference | Meaning |
|---|---|
| 8623717 | 5/1 Secondary reference Naval Sea Systems Command |
| 8623717/FN33 | 5/1 Secondary reference Naval Sea Systems Command |
NSN 4030-01-685-6638 is a Clamp,line,sliding Grip, manufactured by J & M Products, Inc, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.
NSN 4030-01-685-6638 has 1 manufacturer part number on file: AS4149WDF-22 (J & M Products, Inc).
2 possible matches (shared part number, not a government interchangeability claim): 4030-01-685-6654, 4030-01-685-8761. Verify interchangeability with system specifications before substitution.
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.