The Piston,compressor, cataloged under National Stock Number 4310-00-167-9882, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Hoffman/new Yorker, Inc.. Government technical data includes 8 specifications, 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through both NSN and commercial part number lookups. 11 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government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.
| Parameter | Value |
|---|---|
| NSN | 4310-00-167-9882 |
| Primary Part Number | NAVYX1451ITEM64 |
| Item Name | Piston,compressor |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Hoffman/new Yorker, Inc. |
| Status | ACTIVE |
| Ring Groove Width | 0.250 INCHES NOMINAL IN |
| Diameter | 4.245 INCHES NOMINAL IN |
| Ring Groove Diameter | 3.873 INCHES NOMINAL AND 3.833 INCHES NOMINAL IN |
| Distance From Pin Hole Center to Extreme Top | 2.054 INCHES NOMINAL IN |
| Head Style | FLAT |
| Ring Groove Quantity | 4 |
| Skirt Bottom Cutaway Feature | NOT INCLUDED |
| Skirt Type | SOLID |
| 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 |
|---|---|
| NAVYX1451ITEM64 PRIMARY | Hoffman/new Yorker, Inc. (USA) |
| 10589N PRIMARY | Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| HL6346PC25 | 5/9 Secondary reference U.S. Government activity |
| 10589N | 5/9 Secondary reference Siemens Energy, Inc. Dba Dresser-Rand |
| HL1993PC25 | 5/9 Secondary reference U.S. Government activity |
| PST49 | 5/9 Secondary reference U.S. Government activity |
| 10589N | 5/9 Secondary reference Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| HL5374PC57 | 5/9 Secondary reference U.S. Government activity |
| HL6353PC25 | 5/9 Secondary reference U.S. Government activity |
| HL1988PC25 | 5/9 Secondary reference U.S. Government activity |
| 10589N | 5/9 Secondary reference U.S. Government activity |
| HL6348PC25 | 5/9 Secondary reference U.S. Government activity |
| HL5609PC57 | 5/9 Secondary reference U.S. Government activity |
NSN 4310-00-167-9882 is a Piston,compressor, manufactured by Hoffman/new Yorker, Inc., classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-00-167-9882 has 2 manufacturer part numbers on file: NAVYX1451ITEM64 (Hoffman/new Yorker, Inc.), 10589N (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions).
1 possible match (shared part number, not a government interchangeability claim): 5999-01-326-7817. Verify interchangeability with system specifications before substitution.
Key specifications for NAVYX1451ITEM64: Overall Height: 4.187 INCHES NOMINAL IN; Ring Groove Width: 0.250 INCHES NOMINAL IN; Diameter: 4.245 INCHES NOMINAL IN; Ring Groove Diameter: 3.873 INCHES NOMINAL AND 3.833 INCHES NOMINAL IN. 8 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.