The Valve,compressor, cataloged under National Stock Number 4310-00-804-2691, 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 Corporation Dba Curtiss-Wright Steam and Air Solutions Div 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through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4310-00-804-2691 |
| Primary Part Number | 187451-8JDZ |
| Item Name | Valve,compressor |
| FSC / FSG | 4310 / 43 — Compressors and Vacuum Pumps |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| Status | ACTIVE |
| General Characteristics Item Description | STEEL; O/A LG 1.450 IN.; OD 1.055 IN.; THD END 0.250-27 UNS 2A; THD LG 0.700 IN.; W/BORE HOLES,8; HOLE CIRCLE DIA 0.633 IN. A |
| 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 |
|---|---|
| 187451-8JDZ PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| 187451-8JDZ | 5/9 Secondary reference Ingersoll Rand Co |
| 187451-8JDZ | 3/9 Design control — primary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 187451-8JDZ | 5/9 Secondary reference U.S. Government activity |
NSN 4310-00-804-2691 is a Valve,compressor, manufactured by Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
NSN 4310-00-804-2691 has 1 manufacturer part number on file: 187451-8JDZ (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions).
Key specifications for 187451-8JDZ: General Characteristics Item Description: STEEL; O/A LG 1.450 IN.; OD 1.055 IN.; THD END 0.250-27 UNS 2A; THD LG 0.700 IN.; W/BORE HOLES,8; HOLE CIRCLE DIA 0.633 IN. A. 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.