The Cylinder,reciprocating Compresso, cataloged under National Stock Number 4310-01-148-9557, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions. 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through both NSN and commercial part number lookups. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 4310-01-148-9557 |
| Primary Part Number | 1933N |
| Item Name | Cylinder,reciprocating Compresso |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions |
| Status | ACTIVE |
| Cooling Method | AIR TO AIR COOLED |
| 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 |
|---|---|
| 1933N PRIMARY | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| 1933N | 5/9 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| HL-18122 | D/9 Drawing number reference only U.S. Government activity |
| 1933N | 3/9 Design control — primary reference Siemens Energy, Inc. Dba Dresser-Rand |
| CYL388 | 5/9 Secondary reference U.S. Government activity |
| 1933N | 5/9 Secondary reference U.S. Government activity |
| 1933N | C/1 Advisory reference — outside the item-of-supply concept U.S. Government activity |
| HL-18122 PIECE 100 | 5/9 Secondary reference U.S. Government activity |
NSN 4310-01-148-9557 is a Cylinder,reciprocating Compresso, manufactured by Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-01-148-9557 has 1 manufacturer part number on file: 1933N (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): 4310-01-181-8521, 4310-01-189-3275. Verify interchangeability with system specifications before substitution.
Key specifications for 1933N: Cooling Method: AIR TO AIR COOLED; End Item Identification: WORTHINGTON CORPORATION MODEL 7/7/5-3/4X5-6CYL AIR COMPRESSOR. 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.