The Heat Interchanger,refrigerant, cataloged under National Stock Number 4130-01-321-5899, is classified within Federal Supply Class 4130 (Refrigeration and Air Conditioning Components) of the Refrigeration, AC, and Air Circulating Equipment group. The manufacturer of record is Alter Harry Co the Div of T E C. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4130-01-321-5899 |
| Primary Part Number | 626964 |
| Item Name | Heat Interchanger,refrigerant |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Alter Harry Co the Div of T E C |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 626964 PRIMARY | Alter Harry Co the Div of T E C (USA) |
NSN 4130-01-321-5899 is a Heat Interchanger,refrigerant, manufactured by Alter Harry Co the Div of T E C, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-01-321-5899 has 1 manufacturer part number on file: 626964 (Alter Harry Co the Div of T E C).
2 possible matches (shared part number, not a government interchangeability claim): 1710-01-665-6304, 1710-01-665-6307. Verify interchangeability with system specifications before substitution.
Key specifications for 626964: Overall Length: 24.000 INCHES NOMINAL IN. 0 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.