The Coupling,tube, cataloged under National Stock Number 4730-00-404-2906, 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 Am General Llc. Government technical data includes 3 specifications, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-00-404-2906 |
| Primary Part Number | MA074 21 007 |
| Item Name | Coupling,tube |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Am General Llc |
| Status | ACTIVE |
| Connection Style | GROOVED (TUBE) FIRST END |
| Nominal Overall Length | 3.312 INCHES IN |
| Material | STEEL OVERALL |
| 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 |
|---|---|
| MA074 21 007 PRIMARY | Am General Llc (USA) |
| 130394 | Cummins Ltd (GBR) |
| 130394 PRIMARY | Cummins Inc. (USA) |
| Reference | Meaning |
|---|---|
| 4730004042906 | 6/9 Informative reference only E.c.a Etablissement Central Des Approvisionnements Des Forces Armees Royales |
NSN 4730-00-404-2906 is a Coupling,tube, manufactured by Am General Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-404-2906 has 3 manufacturer part numbers on file: MA074 21 007 (Am General Llc), 130394 (Cummins Ltd), 130394 (Cummins Inc.).
1 possible match (shared part number, not a government interchangeability claim): 5120-01-718-6146. Verify interchangeability with system specifications before substitution.
Key specifications for MA074 21 007: Connection Style: GROOVED (TUBE) FIRST END; Nominal Overall Length: 3.312 INCHES IN; Special Features: SUPPORTS CLARK MODEL 290M;TRACTOR,WHEELED,IND.,DIESEL DRIVEN;MED DBP,NSN 2420000889384,W/ROPS NSN 2420010590090;GROOVE BOTH END W; Material: STEEL OVERALL. 3 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.