The Seal,plain Encased, cataloged under National Stock Number 5330-00-735-4057, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions. Government technical data includes 12 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 5330-00-735-4057 |
| Primary Part Number | X1220T62 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| Status | ACTIVE |
| Temp Rating | 225.0 FAHRENHEIT DEGF |
| Seal Width | 0.500 INCHES NOMINAL 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 | 3.000 INCHES NOMINAL IN |
| Accommodated Shaft Maximum Rated Speed | 3000 FEET PER MINUTE FT |
| Case Style | SQUARE |
| Color | BLACK |
| Accommodated Shaft Diameter | 1.938 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 |
|---|---|
| 21158-1137 | Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc (USA) |
| X1220T62 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| X1220T62 | 5/9 Secondary reference Ingersoll Rand Co |
| X1220T62 | 5/9 Secondary reference U.S. Government activity |
| X1220T62 | 3/9 Design control — primary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 00044 | 5/1 Secondary reference Defense Logistics Agency Dba Defense Supply Center Philadelphia |
| X1220T62 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5330-00-735-4057 is a Seal,plain Encased, manufactured by Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-735-4057 has 2 manufacturer part numbers on file: 21158-1137 (Garlock Sealing Technologies Llc Dba Garlock Sealing Technologies Llc), X1220T62 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions).
Key specifications for X1220T62: Temp Rating: 225.0 FAHRENHEIT DEGF; Seal Width: 0.500 INCHES NOMINAL 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.