The Adapter,straight,pipe to Boss, cataloged under National Stock Number 4730-01-671-0507, 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 Gates Corporation. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-671-0507 |
| Primary Part Number | 6MB-4FP |
| Item Name | Adapter,straight,pipe to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Gates Corporation |
| Status | ACTIVE |
| Connection Type | THREADED EXTERNAL BOSS FIRST END |
| Connection Type | THREADED INTERNAL PIPE SECOND END |
| Nominal Thread Size | 0.625 INCHES FIRST END IN |
| Nominal Thread Size | 0.250 INCHES SECOND END IN |
| Thread Quantity Per Inch | 18 FIRST END |
| Thread Quantity Per Inch | 18 SECOND END |
| 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 |
|---|---|
| 6MB-4FP PRIMARY | Gates Corporation (USA) |
| 7259-24215 PRIMARY | Gates Corporation (USA) |
| Reference | Meaning |
|---|---|
| 6MB-4FP | 5/9 Secondary reference Mcdermott Associates, Inc. |
NSN 4730-01-671-0507 is a Adapter,straight,pipe to Boss, manufactured by Gates Corporation, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-671-0507 has 2 manufacturer part numbers on file: 6MB-4FP (Gates Corporation), 7259-24215 (Gates Corporation).
Key specifications for 6MB-4FP: Connection Type: THREADED EXTERNAL BOSS FIRST END; Connection Type: THREADED INTERNAL PIPE SECOND END; Nominal Thread Size: 0.625 INCHES FIRST END IN; Nominal Thread Size: 0.250 INCHES SECOND END IN. 6 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.