The Coupling,tube, cataloged under National Stock Number 4730-01-641-4608, 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 R.g.h. Associates, Inc. Dba Richards Screw Machine. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Item Name | Coupling,tube |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | R.g.h. Associates, Inc. Dba Richards Screw Machine (CAGE 2Y283); Sps Technologies, Llc Dba Airdrome Precision Components (CAGE 01673); Precision Aircraft Machining Company, Inc. Dba Pamco Div Precision Aircraft Machining Co Dba Pamco (CAGE 66774); Aerofit, Llc (CAGE 30974) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-641-4608 |
| Primary Part Number | JSFF28W04A053 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | R.g.h. Associates, Inc. Dba Richards Screw Machine |
| 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 |
|---|---|
| JSFF28W04A053 PRIMARY | R.g.h. Associates, Inc. Dba Richards Screw Machine (USA) |
| JSFF28W04A053 PRIMARY | Sps Technologies, Llc Dba Airdrome Precision Components (USA) |
| JSFF28W04A053 PRIMARY | Precision Aircraft Machining Company, Inc. Dba Pamco Div Precision Aircraft Machining Co Dba Pamco (USA) |
| JSFF28W04A053 PRIMARY | Aerofit, Llc (USA) |
| Reference | Meaning |
|---|---|
| JSFF28W04A053 | 1/2 Source control — Government-approved source U.S. Government activity |
| JSFF28W04A053 | 5/9 Secondary reference Faber Enterprises, Inc. Div Faber Enterprise Inc |
NSN 4730-01-641-4608 is a Coupling,tube, manufactured by R.g.h. Associates, Inc. Dba Richards Screw Machine, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-641-4608 has 4 manufacturer part numbers on file: JSFF28W04A053 (R.g.h. Associates, Inc. Dba Richards Screw Machine), JSFF28W04A053 (Sps Technologies, Llc Dba Airdrome Precision Components), JSFF28W04A053 (Precision Aircraft Machining Company, Inc. Dba Pamco Div Precision Aircraft Machining Co Dba Pamco), JSFF28W04A053 (Aerofit, Llc).
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.