The Seal,plain Encased, cataloged under National Stock Number 5330-00-972-9510, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Stemco Inc Sub of Coltec Industries Inc. Government technical data includes 7 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-00-972-9510 |
| Primary Part Number | 320-2041 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Stemco Inc Sub of Coltec Industries Inc |
| Status | ACTIVE |
| Seal Width | 0.906 INCHES NOMINAL IN |
| Sealing Element Style | ANGULAR |
| Housing Bore Diameter | 6.437 INCHES NOMINAL IN |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 4.955 INCHES NOMINAL IN |
| Material | STEEL CASE |
| Material | RUBBER SYNTHETIC 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 |
|---|---|
| 320-2041 PRIMARY | Stemco Inc Sub of Coltec Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 2041 | 5/9 Secondary reference Standard Forge and Axle Co Inc |
NSN 5330-00-972-9510 is a Seal,plain Encased, manufactured by Stemco Inc Sub of Coltec Industries Inc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-972-9510 has 1 manufacturer part number on file: 320-2041 (Stemco Inc Sub of Coltec Industries Inc).
Key specifications for 320-2041: Seal Width: 0.906 INCHES NOMINAL IN; Sealing Element Style: ANGULAR; Housing Bore Diameter: 6.437 INCHES NOMINAL IN; Case Style: SQUARE. 7 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.