The Seal,plain Encased, cataloged under National Stock Number 5330-01-226-8742, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Federal-Mogul Corp Government Sales Dept. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 4 manufacturer part numbers 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-226-8742 |
| Primary Part Number | 40183-X |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Federal-Mogul Corp Government Sales Dept |
| Status | ACTIVE |
| Temp Rating | -40.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF |
| Seal Width | 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN |
| Sealing Element Style | VERTICAL |
| Housing Bore Diameter | 2.750 INCHES NOMINAL IN |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 1.750 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT |
| Material | STEEL CASE |
| 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 |
|---|---|
| 98525 | Hyster (europe) Ltd (GBR) |
| 98525 | Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling (USA) |
| 40183-X PRIMARY | Federal-Mogul Corp Government Sales Dept (USA) |
| 40183S | Federal-Mogul Corp Government Sales Dept (USA) |
| Reference | Meaning |
|---|---|
| 98525 | 5/9 Secondary reference Hyster-Yale Group, Inc. |
| 17544 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5330-01-226-8742 is a Seal,plain Encased, manufactured by Federal-Mogul Corp Government Sales Dept, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-226-8742 has 4 manufacturer part numbers on file: 98525 (Hyster (europe) Ltd), 98525 (Hyster-Yale Group, Inc. Div Hyster-Yale Materials Handling), 40183-X (Federal-Mogul Corp Government Sales Dept), 40183S (Federal-Mogul Corp Government Sales Dept).
2 possible matches (shared part number, not a government interchangeability claim): 1005-01-572-8025, 3990-01-669-0272. Verify interchangeability with system specifications before substitution.
Key specifications for 40183-X: Temp Rating: -40.0 FAHRENHEIT AND 225.0 FAHRENHEIT DEGF; Seal Width: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN; Sealing Element Style: VERTICAL; Housing Bore Diameter: 2.750 INCHES NOMINAL IN. 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.