The Stem,fluid Valve, cataloged under National Stock Number 4810-00-212-9979, is classified within Federal Supply Class 4810 (Valves, Powered) of the Valves 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 9 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 24 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 4810-00-212-9979 |
| Primary Part Number | 187954PC170 |
| Item Name | Stem,fluid Valve |
| FSC / FSG | 4810 / 48 — Valves, Powered |
| Manufacturer | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions |
| Status | ACTIVE |
| Material | COPPER ALLOY |
| 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 |
|---|---|
| 187954PC170 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| CS-4310-0016 PRIMARY | Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings) (USA) |
| 187786PC170 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| 187448PC170 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| 187953PC170 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| 187787PC170 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| 187449PC170 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| 187471-170 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| 1R3000B170 PRIMARY | Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions (USA) |
| Reference | Meaning |
|---|---|
| 187786PC170 | 5/9 Secondary reference Ingersoll Rand Co |
| 187787PC170 | 5/9 Secondary reference U.S. Government activity |
| 187953PC170 | 5/9 Secondary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 187449PC170 | 5/9 Secondary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 1R3000B170 | 5/9 Secondary reference Ingersoll Rand Co |
| 1R3000B170 | 5/9 Secondary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 187448PC170 | 5/9 Secondary reference U.S. Government activity |
| 187449PC170 | 5/9 Secondary reference Ingersoll Rand Co |
| 187786PC170 | 5/9 Secondary reference U.S. Government activity |
| 187954PC170 | 5/9 Secondary reference U.S. Government activity |
| 187787PC170 | 5/9 Secondary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 187471-170 | 5/9 Secondary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 1R3000B170 | 5/9 Secondary reference U.S. Government activity |
| 187449PC170 | 5/9 Secondary reference U.S. Government activity |
| 187786PC170 | 5/9 Secondary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 187954PC170 | 5/9 Secondary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 187448PC170 | 5/9 Secondary reference Siemens Energy, Inc. Dba Dresser-Rand |
| 187448PC170 | 5/9 Secondary reference Ingersoll Rand Co |
| 187471-170 | 5/9 Secondary reference U.S. Government activity |
| 187471-170 | 5/9 Secondary reference Ingersoll Rand Co |
NSN 4810-00-212-9979 is a Stem,fluid Valve, manufactured by Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions, classified under FSC 4810, Valves, Powered. Status: active.
NSN 4810-00-212-9979 has 9 manufacturer part numbers on file: 187954PC170 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions), CS-4310-0016 (Dla Land and Maritime Dba Engineering and Technical Support Div Document Standardization Division (vendor Item Drawings)), 187786PC170 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions), 187448PC170 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions), 187953PC170 (Curtiss-Wright Electro-Mechanical Corporation Dba Curtiss-Wright Steam and Air Solutions Div Steam and Air Solutions) and 4 more.
Key specifications for 187954PC170: Overall Length: 0.500 INCHES NOMINAL IN; Material: COPPER ALLOY. 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.