The Plate,retaining,seal, cataloged under National Stock Number 5340-01-521-2444, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Hutchinson Seal De Mexico Stillman Seal Division Div Stillman Seal,jpr,espa. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-521-2444 |
| Primary Part Number | DA8980-6 |
| Item Name | Plate,retaining,seal |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Hutchinson Seal De Mexico Stillman Seal Division Div Stillman Seal,jpr,espa |
| 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 |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| DA8980-6 | Hutchinson Seal De Mexico Stillman Seal Division Div Stillman Seal,jpr,espa (MEX) |
| Reference | Meaning |
|---|---|
| DA8980-6 | 3/2 Design control — primary reference U.S. Government activity |
NSN 5340-01-521-2444 is a Plate,retaining,seal, manufactured by Hutchinson Seal De Mexico Stillman Seal Division Div Stillman Seal,jpr,espa, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-521-2444 has 1 manufacturer part number on file: DA8980-6 (Hutchinson Seal De Mexico Stillman Seal Division Div Stillman Seal,jpr,espa).
1 possible match (shared part number, not a government interchangeability claim): 5340-01-669-7089. Verify interchangeability with system specifications before substitution.
Key specifications for DA8980-6: Part Name Assigned by Controlling Agency: PLATE ASSEMBLY - SEAL; End Item Identification: BOEING 757 AIRCRAFT, NEXT HIGHER ASSEMBLY UNIT ASSEMBLY - AUX POWER SYSTEM (ELECTRICAL POWER ONLY), STILLMAN SEAL CORP. 0 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.