The Seal,plain Encased, cataloged under National Stock Number 5330-01-263-7826, 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. Dba Honeywell. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 — Packing and Gasket Materials (FSG 53) |
| Manufacturers | Honeywell International Inc. Dba Honeywell (CAGE 7X000) |
| Parameter | Value |
|---|---|
| NSN | 5330-01-263-7826 |
| Primary Part Number | 2-300-973-01 |
| Item Name | Seal,plain Encased |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Honeywell International Inc. Dba Honeywell |
| Status | ACTIVE |
| 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 |
|---|---|
| 2-300-973-01 PRIMARY | Honeywell International Inc. Dba Honeywell (USA) |
| Reference | Meaning |
|---|---|
| AT2-300-973 | 1/2 Source control — Government-approved source U.S. Government activity |
| 2-300-973-AV | 5/2 Secondary reference U.S. Government activity |
| 6-2043-1 | 3/2 Design control — primary reference U.S. Government activity |
| 2-300-973-01 | 5/2 Secondary reference U.S. Government activity |
| C109823 | 5/9 Secondary reference Grimes Aerospace Co Sub of Alliedsignal Inc |
NSN 5330-01-263-7826 is a Seal,plain Encased, manufactured by Honeywell International Inc. Dba Honeywell, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-263-7826 has 1 manufacturer part number on file: 2-300-973-01 (Honeywell International Inc. Dba Honeywell).
2 possible matches (shared part number, not a government interchangeability claim): 6150-01-352-3934, 5930-01-567-7495. Verify interchangeability with system specifications before substitution.
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.