The Seal,plain Encased, cataloged under National Stock Number 5330-01-285-2053, 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 13 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-01-285-2053 |
| Primary Part Number | 21086-2249 |
| 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 | 0.500 INCHES NOMINAL IN |
| Sealing Element Style | VERTICAL |
| Maximum Pressure Rating | 7.0 POUNDS PER SQUARE INCH (PSI) LBS |
| Hardness Rating | 80.0 SHORE DUROMETER A NOMINAL OVERALL |
| Housing Bore Diameter | 4.249 INCHES NOMINAL IN |
| Accommodated Shaft Maximum Rated Speed | 3000 FEET PER MINUTE FT |
| Case Style | SQUARE |
| Color | BLACK |
| Accommodated Shaft Diameter | 3.187 INCHES NOMINAL IN |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR SEALING ELEMENT |
| Material | STEEL CASE |
| Material | STEEL CORROSION RESISTING SPRING |
| 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 |
|---|---|
| 21086-2249 PRIMARY | Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA) |
| 375-21-32 ITEM 33 | Ederer Inc Star Cranes Div (USA) |
| Reference | Meaning |
|---|---|
| 21086-2249 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5330-01-285-2053 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 5330-01-285-2053 has 2 manufacturer part numbers on file: 21086-2249 (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc), 375-21-32 ITEM 33 (Ederer Inc Star Cranes Div).
Key specifications for 21086-2249: Temp Rating: -40.0 FAHRENHEIT AND 200.0 FAHRENHEIT DEGF; Seal Width: 0.500 INCHES NOMINAL IN; Sealing Element Style: VERTICAL; Maximum Pressure Rating: 7.0 POUNDS PER SQUARE INCH (PSI) LBS. 13 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.