The Seal,plain, cataloged under National Stock Number 5330-01-433-0528, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Parker-Hannifin Corporation Dba Pneutronics Div Engineered Polymer Systems. Government technical data includes 6 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-433-0528 |
| Primary Part Number | 12268H1L5LPDW |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Parker-Hannifin Corporation Dba Pneutronics Div Engineered Polymer Systems |
| Status | ACTIVE |
| Seal Width | 0.500 INCHES NOMINAL IN |
| Housing Bore Diameter | 4.250 INCHES NOMINAL IN |
| Cross-Sectional Shape Style | DUAL LIP |
| Accommodated Shaft Diameter | 3.250 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL |
| Construction | ONE-PIECE |
| 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 |
|---|---|
| 12268H1L5LPDW PRIMARY | Parker-Hannifin Corporation Dba Pneutronics Div Engineered Polymer Systems (USA) |
| Reference | Meaning |
|---|---|
| 0561C0040-4 | 5/9 Secondary reference Martin Marietta Technologies Inc Sub of Martin Marietta Corp Aero and Naval Systems |
| 0561C0040-4 | 7/2 Vendor item drawing reference Lockheed Martin Corporation Div Rms |
| 12268LPDW | 5/9 Secondary reference Parker-Hannifin Corporation Dba Pneutronics Div Engineered Polymer Systems |
NSN 5330-01-433-0528 is a Seal,plain, manufactured by Parker-Hannifin Corporation Dba Pneutronics Div Engineered Polymer Systems, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-433-0528 has 1 manufacturer part number on file: 12268H1L5LPDW (Parker-Hannifin Corporation Dba Pneutronics Div Engineered Polymer Systems).
Key specifications for 12268H1L5LPDW: Seal Width: 0.500 INCHES NOMINAL IN; Housing Bore Diameter: 4.250 INCHES NOMINAL IN; Cross-Sectional Shape Style: DUAL LIP; Accommodated Shaft Diameter: 3.250 INCHES NOMINAL 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.