The Adapter,straight,hose to Boss, cataloged under National Stock Number 4730-01-137-4615, 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 15 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4730-01-137-4615 |
| Item Name | Adapter,straight,hose to Boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| Connection Style | GRIPPING NIPPLE (NOSE) FIRST END |
| Connection Style | EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END |
| Nominal Inside Diameter Hose Accommodated | 1.000 INCHES FIRST END IN |
| Nominal Outside Diameter Hose Accommodated | 1.562 INCHES FIRST END IN |
| Nominal Overall Length | 4.750 INCHES IN |
| Connection Type | THREADED EXTERNAL BOSS SECOND END |
| Connection Type | THREADED EXTERNAL HOSE GRIPPING FIRST END |
| Material Document and Classification | QQ-N-281 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Nominal Thread Size | 2.312 INCHES SECOND END IN |
| Specification/standard Data | 81349-MIL-H-24135 GOVERNMENT SPECIFICATION |
| Nondefinitive Spec/std Data | 3 CLASS AND CS TYPE AND 16 SIZE |
| Thread Class | 3A SECOND END A |
| Thread Quantity Per Inch | 12 SECOND END |
| Material | COPPER ALLOY AND NICKEL ALLOY OVERALL |
| Thread Series Designator | UNS 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 |
|---|---|
| MIL-F-24787/3 | 5/9 Secondary reference U.S. Government activity |
| 4-191023-1-16 | 5/9 Secondary reference Danfoss Power Solutions II, Llc |
| 19-02-1212 | 5/9 Secondary reference U.S. Government activity |
| MIL-DTL-24787/3 | 4/1 Identification reference U.S. Government activity |
| MIL-F-24787 | 5/9 Secondary reference U.S. Government activity |
| MIL-F-24787/3-16 TY C GR III | 5/9 Secondary reference U.S. Government activity |
| M24787/3,TY-C,GR-III,-16 1 | 2/2 Government specification standardization U.S. Government activity |
NSN 4730-01-137-4615 is a Adapter,straight,hose to Boss, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
Key specifications for 4730-01-137-4615: Connection Style: GRIPPING NIPPLE (NOSE) FIRST END; Connection Style: EXTERNAL SEAT FOR GASKET SEAL (BOSS) SECOND END; Nominal Inside Diameter Hose Accommodated: 1.000 INCHES FIRST END IN; Nominal Outside Diameter Hose Accommodated: 1.562 INCHES FIRST END IN. 15 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.