The Seal,plain Encased, cataloged under National Stock Number 5330-00-286-7191, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is General Motors Llc Dba General Motors Llc. Government technical data includes 8 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-286-7191 |
| Primary Part Number | 3686537 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | General Motors Llc Dba General Motors Llc |
| Status | ACTIVE |
| Seal Width | 0.562 INCHES NOMINAL IN |
| Sealing Element Style | VERTICAL-ANGULAR |
| Housing Bore Diameter | 4.625 INCHES NOMINAL IN |
| Accommodated Shaft Maximum Rated Speed | 2000 FEET PER MINUTE FT |
| Case Style | SHOULDERED |
| Accommodated Shaft Diameter | 3.188 INCHES NOMINAL IN |
| Material | LEATHER SEALING ELEMENT B |
| Material | WOOL SEALING ELEMENT A |
| 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 |
|---|---|
| 3686537 | General Motors Llc Dba General Motors Llc (USA) |
| Reference | Meaning |
|---|---|
| 3686537 | 5/9 Secondary reference General Motors Corp |
| 31876 | 3/9 Design control — primary reference U.S. Government activity |
NSN 5330-00-286-7191 is a Seal,plain Encased, manufactured by General Motors Llc Dba General Motors Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-286-7191 has 1 manufacturer part number on file: 3686537 (General Motors Llc Dba General Motors Llc).
3 possible matches (shared part number, not a government interchangeability claim): 2530-00-540-2696, 5305-00-988-2535, 2590-01-560-6657. Verify interchangeability with system specifications before substitution.
Key specifications for 3686537: Seal Width: 0.562 INCHES NOMINAL IN; Sealing Element Style: VERTICAL-ANGULAR; Housing Bore Diameter: 4.625 INCHES NOMINAL IN; Accommodated Shaft Maximum Rated Speed: 2000 FEET PER MINUTE FT. 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.