The Nipple,boss, cataloged under National Stock Number 4730-01-434-6650, is classified within Federal Supply Class 4730 (Hose, Pipe, Tube, Lubrication, and Railing Fittings) of the Pipe, Tubing, Hose, and Fittings group. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Nipple,boss |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Parameter | Value |
|---|---|
| NSN | 4730-01-434-6650 |
| Item Name | Nipple,boss |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Status | ACTIVE |
| 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 |
|---|---|
| KAP-F089361 | 3/9 Design control — primary reference Kamewa |
| 973754 ITEM 1 | 5/9 Secondary reference Rolls-Royce Ab |
| 973754/1 | 5/9 Secondary reference Rolls-Royce Ab |
| KAP-F089361 | 5/9 Secondary reference Rolls-Royce Ab |
| KAP-F089361 | 5/9 Secondary reference Rolls-Royce Marine North America Inc |
| 9555248 | 5/9 Secondary reference Kamewa |
| 973754 ITEM 1 | 5/9 Secondary reference Kamewa |
| 973754/1 | 5/9 Secondary reference Kamewa |
| 973754A/1 | C/1 Advisory reference — outside the item-of-supply concept Kamewa Usa Inc |
| 9555248 | 5/9 Secondary reference Rolls-Royce Ab |
| 973754 | D/9 Drawing number reference only Kamewa |
NSN 4730-01-434-6650 is a Nipple,boss, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 4730-01-434-6652. Verify interchangeability with system specifications before substitution.
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.