The Adapter,straight,pipe to Boss, cataloged under National Stock Number 4730-01-232-7685, 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 13 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 4730-01-232-7685 |
| Item Name | Adapter,straight,pipe to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Connection Style | FLARED W/ GASKET SEAL (BOSS) SECOND END |
| Connection Style | INVERTED FLARE (PIPE) FIRST END |
| Nominal Overall Length | 1.380 INCHES IN |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Connection Type | THREADED EXTERNAL PIPE FIRST END |
| Material Document and Classification | ASTM B16 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B21 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM B124 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 0.937 INCHES SECOND END IN |
| Nominal Thread Size | 0.375 INCHES FIRST END IN |
| Seat Angle | 60.0 DEGREES FIRST END |
| Thread Class | 2A SECOND END A |
| Material | COPPER ALLOY OVERALL |
| Thread Series Designator | NPT FIRST END |
| Thread Series Designator | UNF 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 |
| Reference | Meaning |
|---|---|
| 6-1-6302 | 5/9 Secondary reference U.S. Government activity |
| 6-1-8249 | 3/2 Design control — primary reference U.S. Government activity |
NSN 4730-01-232-7685 is a Adapter,straight,pipe to Boss, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-232-7685: Connection Style: FLARED W/ GASKET SEAL (BOSS) SECOND END; Connection Style: INVERTED FLARE (PIPE) FIRST END; Nominal Overall Length: 1.380 INCHES IN; Connection Type: THREADED EXTERNAL BOSS SECOND END. 13 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.