The Guide,discharge Valve, cataloged under National Stock Number 4130-00-522-4318, 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 Carrier Corp. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 3 items share a part number with this NSN in the catalog (possible match — not a government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 | 4130-00-522-4318 |
| Primary Part Number | 5H40-1553 |
| Item Name | Guide,discharge Valve |
| FSC / FSG | 4130 / 41 — Refrigeration and Air Conditioning Components |
| Manufacturer | Carrier Corp |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL |
| 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 |
|---|---|
| 5H40-1553 PRIMARY | Carrier Corp (USA) |
| 5H40-1122 | Carrier Corp (USA) |
| Reference | Meaning |
|---|---|
| 5H40-1553 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| 161792 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| CAG-0606 | 5/9 Secondary reference C M P Corporation |
NSN 4130-00-522-4318 is a Guide,discharge Valve, manufactured by Carrier Corp, classified under FSC 4130, Refrigeration and Air Conditioning Components. Status: active.
NSN 4130-00-522-4318 has 2 manufacturer part numbers on file: 5H40-1553 (Carrier Corp), 5H40-1122 (Carrier Corp).
3 possible matches (shared part number, not a government interchangeability claim): 3020-00-858-3035, 5305-01-069-4775, 4820-01-663-4819. Verify interchangeability with system specifications before substitution.
Key specifications for 5H40-1553: General Characteristics Item Description: STEEL. 1 specification is 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.