The Seal,plain, cataloged under National Stock Number 5330-01-143-6582, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Saint-Gobain Performance Plastics Corporation Div Omniseal Solutions. 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through both NSN and commercial part number lookups. 4 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-01-143-6582 |
| Primary Part Number | AR10403-217AC |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Saint-Gobain Performance Plastics Corporation Div Omniseal Solutions |
| Status | ACTIVE |
| Temp Rating | -423.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF |
| Seal Width | 0.129 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN |
| Housing Bore Diameter | 1.438 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | C-SECTION W/ FLAT SPRING |
| Accommodated Shaft Diameter | 1.168 INCHES MINIMUM AND 1.180 INCHES MAXIMUM IN |
| Material | STEEL COMP 301 OR STEEL COMP 304 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 |
|---|---|
| AR10403-217AC PRIMARY | Saint-Gobain Performance Plastics Corporation Div Omniseal Solutions (USA) |
| Reference | Meaning |
|---|---|
| R68331-217 | 5/9 Secondary reference Siemens Energy, Inc. Dba Dresser-Rand |
| R68331-217 | 5/9 Secondary reference U.S. Government activity |
| 1820-22 | 5/9 Secondary reference John Crane, Inc |
| R68331-217 | C/1 Advisory reference — outside the item-of-supply concept Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions |
NSN 5330-01-143-6582 is a Seal,plain, manufactured by Saint-Gobain Performance Plastics Corporation Div Omniseal Solutions, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-143-6582 has 1 manufacturer part number on file: AR10403-217AC (Saint-Gobain Performance Plastics Corporation Div Omniseal Solutions).
1 possible match (shared part number, not a government interchangeability claim): 5342-01-328-7804. Verify interchangeability with system specifications before substitution.
Key specifications for AR10403-217AC: Temp Rating: -423.0 FAHRENHEIT AND 500.0 FAHRENHEIT DEGF; Seal Width: 0.129 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN; Housing Bore Diameter: 1.438 INCHES NOMINAL IN; Cross-Sectional Shape Style: C-SECTION W/ FLAT SPRING. 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.