The Seal,plain Encased, cataloged under National Stock Number 5330-01-012-2057, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Honeywell International Inc. Div Aerospace - Torrance. Government technical data includes 9 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 5330-01-012-2057 |
| Primary Part Number | 651-020-9212 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Honeywell International Inc. Div Aerospace - Torrance |
| Status | ACTIVE |
| Temp Rating | -65.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF |
| Seal Width | 0.432 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN |
| Sealing Element Style | VERTICAL |
| Housing Bore Diameter | 1.251 INCHES MINIMUM AND 1.253 INCHES MAXIMUM IN |
| Material Document and Classification | G39 FSCM 79039 MFR REF SINGLE MATERIAL RESPONSE SEALING ELEMENT |
| Case Style | SQUARE |
| Accommodated Shaft Diameter | 0.750 INCHES NOMINAL IN |
| Material | GRAPHITE SEALING ELEMENT |
| Material | STEEL COMP 303 OR STEEL COMP 303MA OR STEEL COMP 303PB OR STEEL COMP 303 PLUS X OR STEEL COMP 303SE CASE |
| 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 |
|---|---|
| 751-B0-007-CK-12 | Eaton Corporation Dba Eaton Inoac Div Eaton (USA) |
| 651-020-9212 PRIMARY | Honeywell International Inc. Div Aerospace - Torrance (USA) |
| Reference | Meaning |
|---|---|
| 651-020-9212 | 5/9 Secondary reference Proponent, Inc. Dba Proponent |
NSN 5330-01-012-2057 is a Seal,plain Encased, manufactured by Honeywell International Inc. Div Aerospace - Torrance, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-012-2057 has 2 manufacturer part numbers on file: 751-B0-007-CK-12 (Eaton Corporation Dba Eaton Inoac Div Eaton), 651-020-9212 (Honeywell International Inc. Div Aerospace - Torrance).
Key specifications for 651-020-9212: Temp Rating: -65.0 FAHRENHEIT AND 400.0 FAHRENHEIT DEGF; Seal Width: 0.432 INCHES MINIMUM AND 0.452 INCHES MAXIMUM IN; Sealing Element Style: VERTICAL; Housing Bore Diameter: 1.251 INCHES MINIMUM AND 1.253 INCHES MAXIMUM IN. 9 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.