The Coupling,seal Ring, cataloged under National Stock Number 4730-00-358-6280, 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 Rtx Corporation Div Pratt & Whitney. The record lists 8 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Coupling,seal Ring |
| FSC / FSG | 4730 — Hose, Pipe, Tube, Lubrication, and Railing Fittings (FSG 47) |
| Manufacturers | Rtx Corporation Div Pratt & Whitney (CAGE 52661); Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (CAGE 77445); Dedicated Computing Llc (CAGE 0U4S6); Grace Machine Co, Llc (CAGE 0SCY9); J.f. Fredericks Aero Llc Dba J F Fredericks Aero Llc Div J F Frederics Aero Llc (CAGE 33575) |
| Parameter | Value |
|---|---|
| NSN | 4730-00-358-6280 |
| Primary Part Number | 4011496 |
| Item Name | Coupling,seal Ring |
| FSC / FSG | 4730 / 47 — Hose, Pipe, Tube, Lubrication, and Railing Fittings |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 4011496 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
| 4011496 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 4011496 | Dedicated Computing Llc (USA) |
| 102024 | Grace Machine Co, Llc (USA) |
| 77445/4011496K | J.f. Fredericks Aero Llc Dba J F Fredericks Aero Llc Div J F Frederics Aero Llc (USA) |
| 4011496 | J.f. Fredericks Aero Llc Dba J F Fredericks Aero Llc Div J F Frederics Aero Llc (USA) |
| 4011496 | Aerometals, Inc. (USA) |
| 4011496 | Airtronics, Llc (USA) |
NSN 4730-00-358-6280 is a Coupling,seal Ring, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 4730, Hose, Pipe, Tube, Lubrication, and Railing Fittings. Status: active.
NSN 4730-00-358-6280 has 8 manufacturer part numbers on file: 4011496 (Rtx Corporation Div Pratt & Whitney), 4011496 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 4011496 (Dedicated Computing Llc), 102024 (Grace Machine Co, Llc), 77445/4011496K (J.f. Fredericks Aero Llc Dba J F Fredericks Aero Llc Div J F Frederics Aero Llc) and 3 more.
4 possible matches (shared part number, not a government interchangeability claim): 4010-00-593-9958, 5998-01-062-8956, 5998-01-338-9144. 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.