The Seal,plain, cataloged under National Stock Number 5330-01-220-9573, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Johns Manville Intl. Government technical data includes 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-220-9573 |
| Primary Part Number | 12634LUP |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Johns Manville Intl |
| Status | ACTIVE |
| Seal Width | 0.438 INCHES NOMINAL IN |
| Hardness Rating | 100.0 SHORE DUROMETER A NOMINAL HEEL |
| Hardness Rating | 77.0 SHORE DUROMETER A NOMINAL SEALING ELEMENT |
| Housing Bore Diameter | 1.828 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | SINGLE LIP |
| Accommodated Shaft Diameter | 0.969 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT |
| Material | RUBBER HEEL |
| Material | STEEL CORROSION RESISTING SPRING |
| Construction | SOLID |
| 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 |
|---|---|
| 12634LUP PRIMARY | Johns Manville Intl (USA) |
| Reference | Meaning |
|---|---|
| D-1644 PIECE 22 | 5/9 Secondary reference Peerless-Winsmith, Inc. Dba Peerless Winsmith |
| 1234 | 5/9 Secondary reference Johns Manville Intl |
NSN 5330-01-220-9573 is a Seal,plain, manufactured by Johns Manville Intl, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-220-9573 has 1 manufacturer part number on file: 12634LUP (Johns Manville Intl).
Key specifications for 12634LUP: Seal Width: 0.438 INCHES NOMINAL IN; Hardness Rating: 100.0 SHORE DUROMETER A NOMINAL HEEL; Hardness Rating: 77.0 SHORE DUROMETER A NOMINAL SEALING ELEMENT; Housing Bore Diameter: 1.828 INCHES NOMINAL IN. 10 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.