The Reducer,boss, cataloged under National Stock Number 4730-01-617-4021, 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 Independent Rough Terrain Center Llc. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 4730-01-617-4021 |
| Primary Part Number | CC-0010660 |
| Item Name | Reducer,boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Independent Rough Terrain Center Llc |
| Status | ACTIVE |
| Connection Style | SWIVEL NUT, GASKET SEAL (TUBE) SECOND END |
| Connection Style | GASKET SEAL (TUBE) FIRST END |
| Connection Type | THREADED EXTERNAL BOSS FIRST END |
| Connection Type | THREADED INTERNAL BOSS SECOND END |
| Nominal Thread Size | 0.813 INCHES FIRST END IN |
| Nominal Thread Size | 0.688 INCHES SECOND END IN |
| Thread Quantity Per Inch | 16 ALL ENDS |
| Material | STEEL OVERALL |
| Thread Series Designator | NPTF ALL ENDS |
| 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 |
|---|---|
| CC-0010660 PRIMARY | Independent Rough Terrain Center Llc (USA) |
| ROO1361 | Hydraspecma Ab (SWE) |
| Reference | Meaning |
|---|---|
| ROO1361 | 5/9 Secondary reference Specma Dunlop Hydraulic Ab |
NSN 4730-01-617-4021 is a Reducer,boss, manufactured by Independent Rough Terrain Center Llc, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-01-617-4021 has 2 manufacturer part numbers on file: CC-0010660 (Independent Rough Terrain Center Llc), ROO1361 (Hydraspecma Ab).
Key specifications for CC-0010660: Connection Style: SWIVEL NUT, GASKET SEAL (TUBE) SECOND END; Connection Style: GASKET SEAL (TUBE) FIRST END; Connection Type: THREADED EXTERNAL BOSS FIRST END; Connection Type: THREADED INTERNAL BOSS SECOND END. 9 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.