The Retainer,packing, cataloged under National Stock Number 5330-01-523-5646, 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 3 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-523-5646 |
| Primary Part Number | S11109-013P |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Trelleborg Sealing Solutions Us, Inc. |
| Status | ACTIVE |
| Cross-Sectional Shape Style | O-RING |
| Cross Section Outside Diameter | 0.250 INCHES NOMINAL IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT |
| 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 |
|---|---|
| S11109-013P | Trelleborg Sealing Solutions France (FRA) |
| S11109-013P | Aresia-Villeneuve (FRA) |
| S11109-013P PRIMARY | Trelleborg Sealing Solutions Us, Inc. (USA) |
NSN 5330-01-523-5646 is a Retainer,packing, manufactured by Trelleborg Sealing Solutions Us, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-523-5646 has 3 manufacturer part numbers on file: S11109-013P (Trelleborg Sealing Solutions France), S11109-013P (Aresia-Villeneuve), S11109-013P (Trelleborg Sealing Solutions Us, Inc.).
Key specifications for S11109-013P: Cross-Sectional Shape Style: O-RING; Special Features: OVERALL MATERIAL POLYTETRAFLUOROETHYLENE AMS-3651, LATEST REVISION; Cross Section Outside Diameter: 0.250 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: POLYTETRAFLUOROETHYLENE BACK UP RING, SPIRAL. 3 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.