PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

81145-8Valve,servo

Ge Ruska Instrument Corporation Div Ge Sensing Solutions Inc · NSN 4810-01-339-8322 · FSC 4810 · No Item Name Available
Verified by PartsTable
NSN 4810-01-339-8322 — this item is cataloged by the U.S. Government under National Stock Number 4810-01-339-8322. Primary manufacturer part number: 81145-8.
Features
  • Valve,servo — FSC 4810
  • General Characteristics Item Description: ALUMINUM ALLOY; GRAY ANODIZE FINISH; 1/4 NPT PRESSURE/VACUUM PORTS; REGULATED OUTPUT 1/4 NPT; 150 P.S.I.
  • 5 verified cross-references
  • Primary manufacturer: Ge Ruska Instrument Corporation Div Ge Sensing Solutions Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,servo, cataloged under National Stock Number 4810-01-339-8322, is classified within Federal Supply Class 4810 (No Item Name Available) of the Valves group. The primary manufacturer of record is Ge Ruska Instrument Corporation Div Ge Sensing Solutions Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4810-01-339-8322
Primary Part Number81145-8
Item NameValve,servo
FSC / FSG4810 / 48 — No Item Name Available
ManufacturerGe Ruska Instrument Corporation Div Ge Sensing Solutions Inc
StatusCANCELLED
General Characteristics Item DescriptionALUMINUM ALLOY; GRAY ANODIZE FINISH; 1/4 NPT PRESSURE/VACUUM PORTS; REGULATED OUTPUT 1/4 NPT; 150 P.S.I.
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
5310-00-264-35038247-90-10 INTERCHANGEABLE
Nut,plain,hexagon
Chief of Engineers Dept of Army
5210-00-442-485381-145 INTERCHANGEABLE
Indicator,dial
L.s. Starrett Company (the) Div Tool Division
5330-01-126-349181145 INTERCHANGEABLE
Gasket
Waterous Company
5985-01-167-6195E507 INTERCHANGEABLE
Coupler,transmission Line
Microwave Engineering Corporation
4810-01-237-22703715-5 INTERCHANGEABLE
Actuator,electromechanical,rotar
Itt Aerospace Controls Llc Dba Itt Aerospace Controls Unit S
5110-01-240-046681-1-45 INTERCHANGEABLE
Extractor,lead Wire
Gordon Kleinpeter Dba Gemtec Tool Company
Cross-Reference Index
Part NumberManufacturer
81145-8 PRIMARY Ge Ruska Instrument Corporation Div Ge Sensing Solutions Inc (USA)
5303-00003 Bae Systems (operations) Limited (GBR)
81145-1 Davidson, John C Dba K I M Aerotech (USA)
81145-1 Ge Ruska Instrument Corporation Div Ge Sensing Solutions Inc (USA)
81145 Davidson, John C Dba K I M Aerotech (USA)
Related Parts
5310-00-264-3503INTERCHANGEABLE
NUT,PLAIN,HEXAGON
8247-90-10
5210-00-442-4853INTERCHANGEABLE
INDICATOR,DIAL
81-145
5330-01-126-3491INTERCHANGEABLE
GASKET
81145
5985-01-167-6195INTERCHANGEABLE
COUPLER,TRANSMISSION LINE
E507
4810-01-237-2270INTERCHANGEABLE
ACTUATOR,ELECTROMECHANICAL,ROTAR
3715-5
5110-01-240-0466INTERCHANGEABLE
EXTRACTOR,LEAD WIRE
81-1-45

Frequently Asked Questions

What is NSN 4810-01-339-8322?

NSN 4810-01-339-8322 is a Valve,servo, manufactured by Ge Ruska Instrument Corporation Div Ge Sensing Solutions Inc, classified under FSC 4810 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4810-01-339-8322?

NSN 4810-01-339-8322 has 5 cross-referenced part numbers: 81145-8 (Ge Ruska Instrument Corporation Div Ge Sensing Solutions Inc), 5303-00003 (Bae Systems (operations) Limited), 81145-1 (Davidson, John C Dba K I M Aerotech), 81145-1 (Ge Ruska Instrument Corporation Div Ge Sensing Solutions Inc), 81145 (Davidson, John C Dba K I M Aerotech).

What NSN replaces 4810-01-339-8322?

There are 6 known substitutes for 4810-01-339-8322: 5310-00-264-3503, 5210-00-442-4853, 5330-01-126-3491 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 81145-8?

Key specifications for 81145-8: General Characteristics Item Description: ALUMINUM ALLOY; GRAY ANODIZE FINISH; 1/4 NPT PRESSURE/VACUUM PORTS; REGULATED OUTPUT 1/4 NPT; 150 P.S.I.. 1 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4810-01-339-8322 still in active supply?

NSN 4810-01-339-8322 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com