The Seal,plain, cataloged under National Stock Number 5330-01-341-8558, is classified within Federal Supply Class 5330 (Packing and Gasket Materials) of the Hardware and Abrasives group. The manufacturer of record is Nasco Aircraft Brake, Inc. Dba Nasco Aircraft Brake Inc Div Nasco. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 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 | 5330-01-341-8558 |
| Primary Part Number | 23827 |
| Item Name | Seal,plain |
| FSC / FSG | 5330 / 53 — Packing and Gasket Materials |
| Manufacturer | Nasco Aircraft Brake, Inc. Dba Nasco Aircraft Brake Inc Div Nasco |
| Status | ACTIVE |
| Material | RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL |
| Construction | SOLID |
| 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 |
|---|---|
| 23827 PRIMARY | Nasco Aircraft Brake, Inc. Dba Nasco Aircraft Brake Inc Div Nasco (USA) |
NSN 5330-01-341-8558 is a Seal,plain, manufactured by Nasco Aircraft Brake, Inc. Dba Nasco Aircraft Brake Inc Div Nasco, classified under FSC 5330, Packing and Gasket Materials. Status: active.
NSN 5330-01-341-8558 has 1 manufacturer part number on file: 23827 (Nasco Aircraft Brake, Inc. Dba Nasco Aircraft Brake Inc Div Nasco).
1 possible match (shared part number, not a government interchangeability claim): 5940-01-447-2333. Verify interchangeability with system specifications before substitution.
Key specifications for 23827: Special Features: THERE IS A WASHER THAT IS BONDED TO THE ELASTOMER WITH A TEAR STRENGTH EXCEEDING THE ELASTOMER; End Item Identification: USED ON T-38 AIRCRAFT; Material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR OVERALL; Construction: SOLID. 2 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.