The Seal,plain Encased, cataloged under National Stock Number 5330-00-843-4875, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-843-4875 |
| Primary Part Number | 21238-4612 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc |
| Status | ACTIVE |
| Temp Rating | -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT DEGF |
| Seal Width | 0.672 INCHES MINIMUM AND 0.702 INCHES MAXIMUM IN |
| Sealing Element Style | ANGULAR |
| Maximum Pressure Rating | 7.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Hardness Rating | 80.0 SHORE DUROMETER A NOMINAL OVERALL |
| Housing Bore Diameter | 13.500 INCHES NOMINAL IN |
| Accommodated Shaft Maximum Rated Speed | 5000 FEET PER MINUTE FT |
| Case Style | SQUARE |
| Color | BLACK |
| Accommodated Shaft Diameter | 12.000 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 |
|---|---|
| 21238-4612 PRIMARY | Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA) |
| 8750603-4 | Lockheed Martin Corporation Div Rms (USA) |
| 64X4612 | Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA) |
| Reference | Meaning |
|---|---|
| 8750603-4 | 5/9 Secondary reference Lockheed Martin Corporation Dba Lockheed Martin Div Lockheed Martin |
NSN 5330-00-843-4875 is a Seal,plain Encased, manufactured by Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-843-4875 has 3 manufacturer part numbers on file: 21238-4612 (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc), 8750603-4 (Lockheed Martin Corporation Div Rms), 64X4612 (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc).
Key specifications for 21238-4612: Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT DEGF; Seal Width: 0.672 INCHES MINIMUM AND 0.702 INCHES MAXIMUM IN; Sealing Element Style: ANGULAR; Maximum Pressure Rating: 7.0 POUNDS PER SQUARE INCH (PSI) LBS. 12 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.