The Seal,plain Encased, cataloged under National Stock Number 5330-00-084-7529, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 8 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-084-7529 |
| Primary Part Number | 4D1608 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Caterpillar Inc Div Caterpillar Defense |
| Status | ACTIVE |
| Seal Width | 0.422 INCHES MINIMUM AND 0.454 INCHES MAXIMUM IN |
| Sealing Element Style | VERTICAL |
| Housing Bore Diameter | 1.830 INCHES MINIMUM AND 1.834 INCHES MAXIMUM IN |
| Accommodated Shaft Maximum Rated Speed | 2300 FEET PER MINUTE FT |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 1.000 INCHES NOMINAL IN |
| Material | STEEL CASE |
| Material | RUBBER SYNTHETIC SEALING ELEMENT |
| 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 |
|---|---|
| 4D1608 PRIMARY | Caterpillar Inc Div Caterpillar Defense (USA) |
| Reference | Meaning |
|---|---|
| 482336SK | 5/9 Secondary reference Federal-Mogul Corp Government Sales Dept |
| 452336K69 | 5/9 Secondary reference U.S. Government activity |
| 160B | 5/9 Secondary reference Chicago-Allis Mfg Corp |
NSN 5330-00-084-7529 is a Seal,plain Encased, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-084-7529 has 1 manufacturer part number on file: 4D1608 (Caterpillar Inc Div Caterpillar Defense).
1 possible match (shared part number, not a government interchangeability claim): 3220-01-288-9733. Verify interchangeability with system specifications before substitution.
Key specifications for 4D1608: Seal Width: 0.422 INCHES MINIMUM AND 0.454 INCHES MAXIMUM IN; Sealing Element Style: VERTICAL; Housing Bore Diameter: 1.830 INCHES MINIMUM AND 1.834 INCHES MAXIMUM IN; Accommodated Shaft Maximum Rated Speed: 2300 FEET PER MINUTE FT. 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.