The Crab,valve, cataloged under National Stock Number 4310-00-896-3442, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Item Name | Crab,valve |
| FSC / FSG | 4310 — Compressors and Vacuum Pumps (FSG 43) |
| Manufacturers | Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc (CAGE 57140); Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (CAGE 830Q4) |
| Parameter | Value |
|---|---|
| NSN | 4310-00-896-3442 |
| Primary Part Number | SMS-182966-295 |
| Item Name | Crab,valve |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc |
| 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 |
|---|---|
| SMS-182966-295 PRIMARY | Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc (USA) |
| 182966PC295 | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| 182966-295 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| 182966PC295 | 5/9 Secondary reference Ingersoll Rand Co |
| 182966PC295 | 5/9 Secondary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 182966-295 | 5/9 Secondary reference U.S. Government activity |
| 182966 | D/9 Drawing number reference only U.S. Government activity |
| 182966-295 | 5/9 Secondary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 182966PC295 | 5/9 Secondary reference U.S. Government activity |
| 182966-295 | 5/9 Secondary reference Ingersoll Rand Co |
NSN 4310-00-896-3442 is a Crab,valve, manufactured by Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-00-896-3442 has 3 manufacturer part numbers on file: SMS-182966-295 (Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc), 182966PC295 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions), 182966-295 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions).
1 possible match (shared part number, not a government interchangeability claim): 4820-01-161-6563. Verify interchangeability with system specifications before substitution.
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.