The Seal,plain, cataloged under National Stock Number 5330-01-320-3961, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Trelleborg Sealing Solutions Us, Inc.. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-320-3961 |
| Primary Part Number | S34750-217P99 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Trelleborg Sealing Solutions Us, Inc. |
| Status | ACTIVE |
| Material Document and Classification | MIL-P-83461 MIL SPEC SINGLE MATERIAL RESPONSE INNER RING |
| Material Document and Classification | TURCON 99,CAGEC 97820 MFR REF SINGLE MATERIAL RESPONSE OUTER RING |
| Cross-Sectional Shape Style | SINGLE LIP |
| Material | RUBBER SYNTHETIC INNER RING |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE AND DISULFIDE MOLYBDENUM OUTER RING |
| Construction | SOLID |
| 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 |
|---|---|
| 07A172-217 | Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems (USA) |
| S34750-217P99 PRIMARY | Trelleborg Sealing Solutions Us, Inc. (USA) |
| Reference | Meaning |
|---|---|
| S34750-217P99 | 5/9 Secondary reference U.S. Government activity |
NSN 5330-01-320-3961 is a Seal,plain, manufactured by Trelleborg Sealing Solutions Us, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-320-3961 has 2 manufacturer part numbers on file: 07A172-217 (Northrop Grumman Systems Corporation Dba Northrop Grumman Is Div Northrop Grumman Aeronautics Systems), S34750-217P99 (Trelleborg Sealing Solutions Us, Inc.).
Key specifications for S34750-217P99: Material Document and Classification: MIL-P-83461 MIL SPEC SINGLE MATERIAL RESPONSE INNER RING; Material Document and Classification: TURCON 99,CAGEC 97820 MFR REF SINGLE MATERIAL RESPONSE OUTER RING; Cross-Sectional Shape Style: SINGLE LIP; Material: RUBBER SYNTHETIC INNER RING. 6 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.