The Gasket, cataloged under National Stock Number 5330-01-121-8375, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Hoyt Corporation. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-121-8375 |
| Primary Part Number | 16-37-A |
| Item Name | Gasket |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Hoyt Corporation |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.125 INCHES NOMINAL IN |
| Hardness Rating | 45.0 SHORE DUROMETER A MINIMUM AND 500.0 SHORE DUROMETER A MAXIMUM OVERALL |
| Cross-Sectional Shape Style | SOLID SINGLE OR COMPOSITION |
| Outside Diameter | 22.750 INCHES NOMINAL IN |
| Aperture Diameter | 19.750 INCHES NOMINAL IN |
| Bolt Hole Quantity | 12 |
| Bolt Circle Diameter | 21.250 INCHES NOMINAL IN |
| Hole Diameter | 0.500 INCHES NOMINAL LOCATION NOT OTHERWISE SPECIFIED IN |
| 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 |
|---|---|
| 16-37-A PRIMARY | Hoyt Corporation (USA) |
| Reference | Meaning |
|---|---|
| 16-37-A | 5/9 Secondary reference U.S. Government activity |
NSN 5330-01-121-8375 is a Gasket, manufactured by Hoyt Corporation, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-121-8375 has 1 manufacturer part number on file: 16-37-A (Hoyt Corporation).
Key specifications for 16-37-A: Cross-Sectional Thickness: 0.125 INCHES NOMINAL IN; Hardness Rating: 45.0 SHORE DUROMETER A MINIMUM AND 500.0 SHORE DUROMETER A MAXIMUM OVERALL; Cross-Sectional Shape Style: SOLID SINGLE OR COMPOSITION; Outside Diameter: 22.750 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.