The Retainer,packing, cataloged under National Stock Number 5330-01-387-0641, 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 8 specifications, cited from the U.S. Government catalog. The record lists 5 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 5330-01-387-0641 |
| Primary Part Number | S11109-012 |
| Item Name | Retainer,packing |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Trelleborg Sealing Solutions Us, Inc. |
| Status | ACTIVE |
| Cross-Sectional Thickness | 0.022 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN |
| Cross-Sectional Height | 0.050 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN |
| Cross-Sectional Shape Style | SQUARE |
| Angle | 30.0 DEGREES NOMINAL |
| Peripheral Diameter | 0.480 INCHES MINIMUM AND 0.490 INCHES MAXIMUM IN |
| Distance Between Ends | 0.032 INCHES MINIMUM AND 0.062 INCHES MAXIMUM IN |
| Center Hole Diameter | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE 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 |
|---|---|
| RE0300956 | Alfariver Defense S.l (ESP) |
| S11109-012 PRIMARY | Trelleborg Sealing Solutions Us, Inc. (USA) |
| BP090A012-PT00 | Trelleborg Sealing Solutions France (FRA) |
| BP090A012-PT00 | Trelleborg Sealing Solutions Germany Gmbh (DEU) |
| S11109-012 | Satair A/s (DNK) |
| Reference | Meaning |
|---|---|
| S11109-012 | 5/9 Secondary reference U.S. Government activity |
| 10042138 | 6/9 Informative reference only Nimikkeistokeskus Ncb Finland |
NSN 5330-01-387-0641 is a Retainer,packing, manufactured by Trelleborg Sealing Solutions Us, Inc., classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-387-0641 has 5 manufacturer part numbers on file: RE0300956 (Alfariver Defense S.l), S11109-012 (Trelleborg Sealing Solutions Us, Inc.), BP090A012-PT00 (Trelleborg Sealing Solutions France), BP090A012-PT00 (Trelleborg Sealing Solutions Germany Gmbh), S11109-012 (Satair A/s).
Key specifications for S11109-012: Cross-Sectional Thickness: 0.022 INCHES MINIMUM AND 0.032 INCHES MAXIMUM IN; Cross-Sectional Height: 0.050 INCHES MINIMUM AND 0.060 INCHES MAXIMUM IN; Cross-Sectional Shape Style: SQUARE; Angle: 30.0 DEGREES NOMINAL. 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.