PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4517Valve,relief Hydraulic

Pneudraulics, Inc. · NSN 1650-00-473-0544 · FSC 1650 · No Item Name Available
Verified by PartsTable
NSN 1650-00-473-0544 — this item is cataloged by the U.S. Government under National Stock Number 1650-00-473-0544. Primary manufacturer part number: 4517.
Features
  • Valve,relief Hydraulic — FSC 1650
  • General Characteristics Item Description: ALUMINUM PER QQ&A&225/6A,1.190 IN. HEX,40 PSI OPERATING PRESSURE,MINUS 65 DEG F TO PLUS 275 DEG F TEMP RANGE A
  • 1 verified cross-reference
  • Primary manufacturer: Pneudraulics, Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,relief Hydraulic, cataloged under National Stock Number 1650-00-473-0544, is classified within Federal Supply Class 1650 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Pneudraulics, Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN1650-00-473-0544
Primary Part Number4517
Item NameValve,relief Hydraulic
FSC / FSG1650 / 16 — No Item Name Available
ManufacturerPneudraulics, Inc.
StatusACTIVE
General Characteristics Item DescriptionALUMINUM PER QQ&A&225/6A,1.190 IN. HEX,40 PSI OPERATING PRESSURE,MINUS 65 DEG F TO PLUS 275 DEG F TEMP RANGE A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
6685-00-058-1016 INTERCHANGEABLE
Pyrometer,indicating
5940-00-080-9872544 INTERCHANGEABLE
Terminal,lug
Zierick Mfg Corp
3110-00-130-551411640528 INTERCHANGEABLE
Bearing,ball,annular
Rbc Bearings Incorporated Div West Trenton Division
6240-00-157-37241377-4997 INTERCHANGEABLE
Lamp,incandescent
Messer Llc
5977-00-387-087945ALT8PC17 INTERCHANGEABLE
Holder,electrical Contact Brush
The Dewey Electronics Corporation Div Pitometer Log Division
5950-00-625-76984517 INTERCHANGEABLE
Coil,radio Frequency
Artted Co Inc
1680-00-686-18604517 INTERCHANGEABLE
Lug Assy,torque Tub
Lockheed Martin Corp
5915-00-893-65994517 INTERCHANGEABLE
Filter,radio Frequency Interfere
Aerocontrolex Group, Inc. Div Talley Actuators
9390-00-933-747911588856 INTERCHANGEABLE
Nonmetallic Channel
U S Army Tank Automotive Command Amsta-Im-Mm
Cross-Reference Index
Part NumberManufacturer
4517 PRIMARY Pneudraulics, Inc. (USA)
Related Parts
6685-00-058-1016INTERCHANGEABLE
PYROMETER,INDICATING
5940-00-080-9872INTERCHANGEABLE
TERMINAL,LUG
544
3110-00-130-5514INTERCHANGEABLE
BEARING,BALL,ANNULAR
11640528
6240-00-157-3724INTERCHANGEABLE
LAMP,INCANDESCENT
1377-4997
5977-00-387-0879INTERCHANGEABLE
HOLDER,ELECTRICAL CONTACT BRUSH
45ALT8PC17
5950-00-625-7698INTERCHANGEABLE
COIL,RADIO FREQUENCY
4517
1680-00-686-1860INTERCHANGEABLE
LUG ASSY,TORQUE TUB
4517
5915-00-893-6599INTERCHANGEABLE
FILTER,RADIO FREQUENCY INTERFERE
4517
9390-00-933-7479INTERCHANGEABLE
NONMETALLIC CHANNEL
11588856

Frequently Asked Questions

What is NSN 1650-00-473-0544?

NSN 1650-00-473-0544 is a Valve,relief Hydraulic, manufactured by Pneudraulics, Inc., classified under FSC 1650 (No Item Name Available). Status: active.

What are the part numbers for NSN 1650-00-473-0544?

NSN 1650-00-473-0544 has 1 cross-referenced part number: 4517 (Pneudraulics, Inc.).

What NSN replaces 1650-00-473-0544?

There are 9 known substitutes for 1650-00-473-0544: 6685-00-058-1016, 5940-00-080-9872, 3110-00-130-5514 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4517?

Key specifications for 4517: General Characteristics Item Description: ALUMINUM PER QQ&A&225/6A,1.190 IN. HEX,40 PSI OPERATING PRESSURE,MINUS 65 DEG F TO PLUS 275 DEG F TEMP RANGE A. 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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