The Heat Stack Kit, cataloged under National Stock Number 1630-01-679-6904, is classified within Federal Supply Class 1630 (Aircraft Wheel and Brake Systems) of the Aircraft Components and Accessories group. The manufacturer of record is Nasco Aircraft Brake, Inc. Dba Nasco Aircraft Brake Inc Div Nasco. Government technical data includes 1 specification, 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 | 1630-01-679-6904 |
| Primary Part Number | 23871 |
| Item Name | Heat Stack Kit |
| FSC / FSG | 1630 / 16 — Aircraft Wheel and Brake Systems |
| Manufacturer | Nasco Aircraft Brake, Inc. Dba Nasco Aircraft Brake Inc Div Nasco |
| Status | ACTIVE |
| Criticality Code Justification | FEAT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | Y |
| Part Number | Manufacturer |
|---|---|
| 23871 PRIMARY | Nasco Aircraft Brake, Inc. Dba Nasco Aircraft Brake Inc Div Nasco (USA) |
NSN 1630-01-679-6904 is a Heat Stack Kit, manufactured by Nasco Aircraft Brake, Inc. Dba Nasco Aircraft Brake Inc Div Nasco, classified under FSC 1630, Aircraft Wheel and Brake Systems. Status: active.
NSN 1630-01-679-6904 has 1 manufacturer part number on file: 23871 (Nasco Aircraft Brake, Inc. Dba Nasco Aircraft Brake Inc Div Nasco).
1 possible match (shared part number, not a government interchangeability claim): 5310-01-732-3773. Verify interchangeability with system specifications before substitution.
Key specifications for 23871: Criticality Code Justification: FEAT; Special Features: 3 EA 23820-2,2 EA 23851-2; Part Name Assigned by Controlling Agency: HEAT STACK,BRAKE,A. 1 specification is 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.
NSN 1630-01-679-6904 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.