The Ring Assembly,seal, cataloged under National Stock Number 5342-00-651-8100, is classified within Federal Supply Class 5342 (Hardware, Weapon System) of the Hardware and Abrasives group. The manufacturer of record is Trelleborg Sealing Solutions Us, Inc.. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5342-00-651-8100 |
| Primary Part Number | S11052-40TYPEP |
| Item Name | Ring Assembly,seal |
| FSC / FSG | 5342 / 53 — Hardware, Weapon System |
| Manufacturer | Trelleborg Sealing Solutions Us, Inc. |
| Status | ACTIVE |
| General Characteristics Item Description | ASSEMBLY CONSISTING OF ANTI-ROTATION PIN 1; EXPANDER RING 1; PISTON RING 2; 2.500 IN. OD; 0.188 IN. W IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| S11052-40TYPEP PRIMARY | Trelleborg Sealing Solutions Us, Inc. (USA) |
| S11052-40TYPEP | Satair A/s (DNK) |
| Reference | Meaning |
|---|---|
| S11052-40TYPEP | 5/9 Secondary reference U.S. Government activity |
NSN 5342-00-651-8100 is a Ring Assembly,seal, manufactured by Trelleborg Sealing Solutions Us, Inc., classified under FSC 5342, Hardware, Weapon System. Status: active.
NSN 5342-00-651-8100 has 2 manufacturer part numbers on file: S11052-40TYPEP (Trelleborg Sealing Solutions Us, Inc.), S11052-40TYPEP (Satair A/s).
Key specifications for S11052-40TYPEP: General Characteristics Item Description: ASSEMBLY CONSISTING OF ANTI-ROTATION PIN 1; EXPANDER RING 1; PISTON RING 2; 2.500 IN. OD; 0.188 IN. W IN. 1 specification is documented in the U.S. Government catalog.
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.