The Gasket, cataloged under National Stock Number 5330-01-284-9396, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-284-9396 |
| Primary Part Number | ST1542-01 |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney |
| Status | ACTIVE |
| Smallest Bolt Hole Quantity | 12 |
| Cross-Sectional Thickness | 0.014 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN |
| Largest Bolt Hole Quantity | 6 |
| Style Designator | CIRCULAR |
| Material Document and Classification | PWA 475 CAGEC 77445 MFR REF ALL MATERIAL RESPONSES OVERALL |
| Smallest Bolt Hole Diameter | 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 5.990 INCHES MINIMUM AND 6.010 INCHES MAXIMUM IN |
| Aperture Diameter | 4.178 INCHES MINIMUM AND 4.198 INCHES MAXIMUM IN |
| Bolt Circle Diameter | 5.000 INCHES NOMINAL IN |
| Largest Bolt Hole Diameter | 0.396 INCHES MINIMUM AND 0.416 INCHES MAXIMUM IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR AND CELLULOSE OVERALL |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| ST1542-01 PRIMARY | Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA) |
| Reference | Meaning |
|---|---|
| ST1542-01 | 5/2 Secondary reference U.S. Government activity |
| XT1542-01 | 5/2 Secondary reference U.S. Government activity |
NSN 5330-01-284-9396 is a Gasket, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-284-9396 has 1 manufacturer part number on file: ST1542-01 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
Key specifications for ST1542-01: Smallest Bolt Hole Quantity: 12; Cross-Sectional Thickness: 0.014 INCHES MINIMUM AND 0.021 INCHES MAXIMUM IN; Largest Bolt Hole Quantity: 6; Style Designator: CIRCULAR. 12 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.