The Seal Ring,metal, cataloged under National Stock Number 5330-00-288-5692, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Div Pratt & Whitney. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 6 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 5330-00-288-5692 |
| Primary Part Number | 42342 |
| Item Name | Seal Ring,metal |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Rtx Corporation Div Pratt & Whitney |
| Status | ACTIVE |
| FSC Application Data | ENGINE,AIRCRAFT,TURBOFAN JET |
| Cross-Sectional Shape Style | PLAIN RECTANGULAR, STRAIGHT FACE |
| Outside Diameter | 1.000 INCHES NOMINAL IN |
| Joint Style | STEP JOINT |
| Radial Wall Thickness | 0.0380 INCHES MINIMUM AND 0.0430 INCHES MAXIMUM IN |
| Ring Style | EXPANDING CONCENTRIC |
| Material | COPPER ALLOY OVERALL |
| Metallic Hardness Rating | 72.0 MINIMUM ROCKWELL B AND 82.0 MAXIMUM ROCKWELL B |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | F |
| Part Number | Manufacturer |
|---|---|
| 42342 PRIMARY | Rtx Corporation Div Pratt & Whitney (USA) |
| 42342 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| 42342 | Beta Engineering, Inc. Dba Beta Engineering Inc (USA) |
| Reference | Meaning |
|---|---|
| 42342 | 5/9 Secondary reference Enjet Aero Bloomfield, Llc |
| 42342 | 5/9 Secondary reference Inch Machine Tool Inc |
| 42342 | 5/9 Secondary reference Electro-Methods, L.p. |
| 42342 | 5/9 Secondary reference Chickasha Manufacturing Co., Inc. |
| 42342 | 5/9 Secondary reference Hanwha Aerospace Usa Llc Div Edac Nd, Inc. |
| 42342 | 5/9 Secondary reference Turbo Power & Marine System Inc Sub of United Technologies Corp |
NSN 5330-00-288-5692 is a Seal Ring,metal, manufactured by Rtx Corporation Div Pratt & Whitney, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-288-5692 has 3 manufacturer part numbers on file: 42342 (Rtx Corporation Div Pratt & Whitney), 42342 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney), 42342 (Beta Engineering, Inc. Dba Beta Engineering Inc).
1 possible match (shared part number, not a government interchangeability claim): 2940-01-047-0829. Verify interchangeability with system specifications before substitution.
Key specifications for 42342: FSC Application Data: ENGINE,AIRCRAFT,TURBOFAN JET; Overall Width: 0.0780 INCHES NOMINAL IN; Cross-Sectional Shape Style: PLAIN RECTANGULAR, STRAIGHT FACE; Outside Diameter: 1.000 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). 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.