The Yoke,air Intake, cataloged under National Stock Number 4310-01-074-2349, 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 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Yoke,air Intake |
| 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 Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (CAGE 8FGX3) |
| Parameter | Value |
|---|---|
| NSN | 4310-01-074-2349 |
| Primary Part Number | SMS6051B |
| Item Name | Yoke,air Intake |
| 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 |
|---|---|
| SMS6051B PRIMARY | Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc (USA) |
| 230502H1 PRIMARY | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| 200114L PC80 | 5/9 Secondary reference U.S. Government activity |
| 6051B | 5/9 Secondary reference U.S. Government activity |
| 6051B | C/1 Advisory reference — outside the item-of-supply concept Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions |
| 6051B | 5/9 Secondary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 200114L | D/9 Drawing number reference only U.S. Government activity |
NSN 4310-01-074-2349 is a Yoke,air Intake, manufactured by Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-074-2349 has 2 manufacturer part numbers on file: SMS6051B (Salem Manufacturing & Sales Inc Div Salem Manufacturing and Sales Inc), 230502H1 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions).
2 possible matches (shared part number, not a government interchangeability claim): 5999-01-209-0650, 6350-01-250-8143. 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.