The Nut,hose Coupling, cataloged under National Stock Number 4730-01-703-5636, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. The manufacturer of record is Charles Reed Knight Jr Dba Knight's Armament Company. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-703-5636 |
| Primary Part Number | 30581 |
| Item Name | Nut,hose Coupling |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Charles Reed Knight Jr Dba Knight's Armament Company |
| 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 |
NSN 4730-01-703-5636 is a Nut,hose Coupling, manufactured by Charles Reed Knight Jr Dba Knight's Armament Company, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-703-5636 has 2 manufacturer part numbers on file: 30581 (Charles Reed Knight Jr Dba Knight's Armament Company), 30581 (Nioa Trading Nioa Nominees Pty Limited Div Nioa).
Key specifications for 30581: Special Features: NUT, GAS TUBE, NHA: MODIFICATION KIT,GUN,WEAPON,UPPER RECEIVER ASSY, 6.5 CRDMR, 14.5" NSN 1005-01-689-0760 AND MODIFICATION KIT,GUN,WEAPON,UPPER RECEIVER ASSY, 6.5 CRDMR, 22" NSN 1005-01-689-0749.; Part Name Assigned by Controlling Agency: NUT GAS TUBE M110 6.5CM CM; End Item Identification: RIFLE-MK11,MK12,SERVICE COMMON ACCESSORIES. 0 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.