PartsTable TECHNICAL DATA SHEET
AUGUST 2026Technical Data Sheet

166293-211Piston,valve

Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions · NSN 4820-00-212-9948 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-212-9948 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-212-9948. Primary manufacturer part number: 166293-211.
Features
  • Piston,valve — FSC 4820
  • 50 verified cross-references
  • Primary manufacturer: Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Piston,valve, cataloged under National Stock Number 4820-00-212-9948, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions. This item has 50 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-212-9948
Primary Part Number166293-211
Item NamePiston,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCurtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Cross-Reference Index
Part NumberManufacturer
166293-211 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
185891PC211 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
188406PC211 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
188989PC211 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
184450PC211 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
186291PC211 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
187681APC211 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
185413PC211 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
1R3000-30-211 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
185420PC211 Siemens Energy, Inc. Dba Dresser-Rand (USA)
184450PC211 Ingersoll Rand Co (USA)
185755PC211 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
185413PC211 Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture (USA)
186297PC211 Ingersoll Rand Co (USA)
188081APC211 Siemens Energy, Inc. Dba Dresser-Rand (USA)
187688PC211 Siemens Energy, Inc. Dba Dresser-Rand (USA)
188886PC211 Dresser-Rand Co Ingersoll-Rand Opns a Joint Venture (USA)
188513PC211 Siemens Energy, Inc. Dba Dresser-Rand (USA)
188989PC211 Ingersoll Rand Co (USA)
182534-211 Siemens Energy, Inc. Dba Dresser-Rand (USA)
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4820-00-000-0097
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4820-00-001-0010
VALVE,ROTARY,SELECTOR
8171E-1/4HS2
4820-00-001-0020
NO ITEM NAME AVAILABLE
4820-00-001-0021
NO ITEM NAME AVAILABLE
4820-00-001-0032
NO ITEM NAME AVAILABLE
4820-00-001-0037
VALVE,SAFETY RELIEF
D559A3M2
4820-00-001-0042
NO ITEM NAME AVAILABLE
4820-00-001-1230
NO ITEM NAME AVAILABLE

Frequently Asked Questions

What is NSN 4820-00-212-9948?

NSN 4820-00-212-9948 is a Piston,valve, manufactured by Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-212-9948?

NSN 4820-00-212-9948 has 50 cross-referenced part numbers: 166293-211 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), 185891PC211 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), 188406PC211 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), 188989PC211 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions), 184450PC211 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions) and 45 more.

What are the specifications of 166293-211?

Key specifications for 166293-211: Special Features: NICKEL COPPER ALLOY,1.249 IN. DIA. 1.187 IN. LG,DOME TOP IN. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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