The Adapter,straight,flange to Pipe, cataloged under National Stock Number 4730-01-629-5441, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. Government technical data includes 4 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-629-5441 |
| Item Name | Adapter,straight,flange to Pipe |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Connection Type | THREADED EXTERNAL PIPE SECOND END |
| Connection Type | UNTHREADED EXTERNAL TUBE FIRST END |
| Material Document and Classification | ASTM B584 ALLOY C8440 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Material | COPPER ALLOY OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| B351300 | 5/9 Secondary reference Nibco Inc. |
| 750-3 1/2IN | 3/9 Design control — primary reference Nibco Inc. |
NSN 4730-01-629-5441 is a Adapter,straight,flange to Pipe, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-629-5441: Connection Type: THREADED EXTERNAL PIPE SECOND END; Connection Type: UNTHREADED EXTERNAL TUBE FIRST END; Material Document and Classification: ASTM B584 ALLOY C8440 ASSN STD SINGLE MATERIAL RESPONSE OVERALL; Special Features: CAST BRONZE SOLDER PRESSURE BULKHEAD FITTING HAS SOLDER CUP AND FEMALE NPT THREAD; DEZINCIFICATION RESISTANT. 4 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.