The Seal,plain Encased, cataloged under National Stock Number 5330-01-565-5011, 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 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-565-5011 |
| Primary Part Number | C501284510 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Saint-Gobain Performance Plastics Corporation Div Omniseal Solutions |
| Status | ACTIVE |
| Seal Width | 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN |
| Housing Bore Diameter | 2.251 INCHES MINIMUM AND 2.255 INCHES MAXIMUM IN |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 1.154 INCHES MINIMUM AND 1.158 INCHES MAXIMUM IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE SEALING ELEMENT |
| Material | CARBON GRAPHITE CORE |
| 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 |
|---|---|
| 4950829 REV- | Rtx Corporation Div Pratt & Whitney (USA) |
| C501284510 PRIMARY | Saint-Gobain Performance Plastics Corporation Div Omniseal Solutions (USA) |
NSN 5330-01-565-5011 is a Seal,plain Encased, manufactured by Saint-Gobain Performance Plastics Corporation Div Omniseal Solutions, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-565-5011 has 2 manufacturer part numbers on file: 4950829 REV- (Rtx Corporation Div Pratt & Whitney), C501284510 (Saint-Gobain Performance Plastics Corporation Div Omniseal Solutions).
Key specifications for C501284510: Seal Width: 0.485 INCHES MINIMUM AND 0.515 INCHES MAXIMUM IN; Housing Bore Diameter: 2.251 INCHES MINIMUM AND 2.255 INCHES MAXIMUM IN; Case Style: SQUARE; Accommodated Shaft Diameter: 1.154 INCHES MINIMUM AND 1.158 INCHES MAXIMUM IN. 6 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.