The Seal,plain Encased, cataloged under National Stock Number 5330-00-165-4690, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Hamilton Sundstrand Corporation Dba Collins Aerospace. Government technical data includes 8 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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 | 5330-00-165-4690 |
| Primary Part Number | 740652-3 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Hamilton Sundstrand Corporation Dba Collins Aerospace |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF |
| Seal Width | 0.532 INCHES MINIMUM AND 0.568 INCHES MAXIMUM IN |
| Sealing Element Style | VERTICAL |
| Criticality Code Justification | FEAT |
| Housing Bore Diameter | 1.626 INCHES MINIMUM AND 1.627 INCHES MAXIMUM IN |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 1.020 INCHES MINIMUM AND 1.065 INCHES MAXIMUM IN |
| Material | STEEL CORROSION RESISTING CASE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 903-0100-050 | Technetics Group Chicago Llc (USA) |
| 740652-3 PRIMARY | Hamilton Sundstrand Corporation Dba Collins Aerospace (USA) |
| B53003 PRIMARY | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
| Reference | Meaning |
|---|---|
| 1-1084-6 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5330-00-165-4690 is a Seal,plain Encased, manufactured by Hamilton Sundstrand Corporation Dba Collins Aerospace, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-00-165-4690 has 3 manufacturer part numbers on file: 903-0100-050 (Technetics Group Chicago Llc), 740652-3 (Hamilton Sundstrand Corporation Dba Collins Aerospace), B53003 (Eaton Corporation Dba Eaton Inoac Div Eaton).
1 possible match (shared part number, not a government interchangeability claim): 3110-00-842-6572. Verify interchangeability with system specifications before substitution.
Key specifications for 740652-3: Temp Rating: -65.0 FAHRENHEIT AND 160.0 FAHRENHEIT DEGF; Seal Width: 0.532 INCHES MINIMUM AND 0.568 INCHES MAXIMUM IN; Sealing Element Style: VERTICAL; Criticality Code Justification: FEAT. 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.