The Seal,plain Encased, cataloged under National Stock Number 5330-00-613-8983, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Us Army Aviation and Missile Command. 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-613-8983 |
| Primary Part Number | 8526691 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Us Army Aviation and Missile Command |
| Status | ACTIVE |
| Seal Width | 0.188 INCHES NOMINAL IN |
| Sealing Element Style | ANGULAR |
| Housing Bore Diameter | 1.625 INCHES NOMINAL IN |
| Accommodated Shaft Maximum Rated Speed | 2000 FEET PER MINUTE FT |
| Case Style | RECESSED |
| Accommodated Shaft Diameter | 1.250 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 |
|---|---|
| 8526691 PRIMARY | Us Army Aviation and Missile Command (USA) |
| Reference | Meaning |
|---|---|
| BR140-116-3 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-00-613-8983 is a Seal,plain Encased, manufactured by Us Army Aviation and Missile Command, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-613-8983 has 1 manufacturer part number on file: 8526691 (Us Army Aviation and Missile Command).
1 possible match (shared part number, not a government interchangeability claim): 5999-01-253-3329. Verify interchangeability with system specifications before substitution.
Key specifications for 8526691: Seal Width: 0.188 INCHES NOMINAL IN; Sealing Element Style: ANGULAR; Housing Bore Diameter: 1.625 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.