PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

U83Lock,valve Spring Retainer

Associated Spring Us, Llc Div Corry · NSN 2805-00-356-1166 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-356-1166 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-356-1166. Primary manufacturer part number: U83.
Features
  • Lock,valve Spring Retainer — FSC 2805
  • Thread Provision: UNTHREADED
  • Largest Outside Width: 0.750 INCHES NOMINAL IN
  • Material: STEEL
  • Casehardening Indicator: NOT CASEHARDENED
  • 13 verified cross-references
  • Primary manufacturer: Associated Spring Us, Llc Div Corry
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Mechanical energy storage
  • Vibration dampening
General Description

The Lock,valve Spring Retainer, cataloged under National Stock Number 2805-00-356-1166, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Associated Spring Us, Llc Div Corry. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 12 manufacturers, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2805-00-356-1166
Primary Part NumberU83
Item NameLock,valve Spring Retainer
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerAssociated Spring Us, Llc Div Corry
StatusCANCELLED
Thread ProvisionUNTHREADED
Largest Outside Width0.750 INCHES NOMINAL IN
MaterialSTEEL
Casehardening IndicatorNOT CASEHARDENED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
2805-00-288-36502A-4429 INTERCHANGEABLE
Lock,valve Spring Retainer
Caterpillar Inc Div Caterpillar Defense
1005-00-344-60837311954 INTERCHANGEABLE
Magazine Assy
Army, United States Department of the Dba Rock Island Arsenal Jmtc
5340-00-357-926975102 INTERCHANGEABLE
Key Blank
Briggs and Stratton Corp
3120-00-386-32143603120-052008 INTERCHANGEABLE
Bearing,sleeve
Chief of Engineers Dept of Army
4730-00-797-6567 INTERCHANGEABLE
Nipple,tube
5950-00-911-70151501-001 INTERCHANGEABLE
Reactor
Holt Instrument Laboratories, Llc Dba Holt Instrument Division Div Holt Instrument Laboratories
5950-00-984-7084T050-014-0001 INTERCHANGEABLE
Transformer,electri
L3harris Interstate Electronics Corporation
5930-01-042-377650570 INTERCHANGEABLE
Switch,thermostatic
Wells Mfg Co
5910-01-044-5615 INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
4130-01-642-596830570 INTERCHANGEABLE
Evaporator Coil,refrigeration
Generac Mobile Products, Llc
Cross-Reference Index
Part NumberManufacturer
VR92 Ertel Mfg Corp (USA)
VK87 Spx Corp (USA)
U83 PRIMARY Associated Spring Us, Llc Div Corry (USA)
40-6514B Ford Motor Company (USA)
30570 Colson Corp the (USA)
VK87 Bosch Automotive Service Solutions Inc. (USA)
U83 Allied Motor Parts Co (USA)
H3-6514B Ford Motor Co Ford Parts and Service Div Industrial Engine Opns (USA)
H173 Dana Corp Engine Products Div (USA)
H3-6514B Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
VK85 Toledo Pickling & Steel Sales (USA)
R118 PRIMARY Eaton Corp Dba Eaton Aerospace Jackson (USA)
40-6514B Ford Motor Co Ford Parts and Service Div Government Part Sales (USA)
Related Parts
2805-00-288-3650INTERCHANGEABLE
LOCK,VALVE SPRING RETAINER
2A-4429
1005-00-344-6083INTERCHANGEABLE
MAGAZINE ASSY
7311954
5340-00-357-9269INTERCHANGEABLE
KEY BLANK
75102
3120-00-386-3214INTERCHANGEABLE
BEARING,SLEEVE
3603120-052008
4730-00-797-6567INTERCHANGEABLE
NIPPLE,TUBE
5950-00-911-7015INTERCHANGEABLE
REACTOR
1501-001
5950-00-984-7084INTERCHANGEABLE
TRANSFORMER,ELECTRI
T050-014-0001
5930-01-042-3776INTERCHANGEABLE
SWITCH,THERMOSTATIC
50570
5910-01-044-5615INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
4130-01-642-5968INTERCHANGEABLE
EVAPORATOR COIL,REFRIGERATION
30570

Frequently Asked Questions

What is NSN 2805-00-356-1166?

NSN 2805-00-356-1166 is a Lock,valve Spring Retainer, manufactured by Associated Spring Us, Llc Div Corry, classified under FSC 2805 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2805-00-356-1166?

NSN 2805-00-356-1166 has 13 cross-referenced part numbers: VR92 (Ertel Mfg Corp), VK87 (Spx Corp), U83 (Associated Spring Us, Llc Div Corry), 40-6514B (Ford Motor Company), 30570 (Colson Corp the) and 8 more.

What NSN replaces 2805-00-356-1166?

There are 10 known substitutes for 2805-00-356-1166: 2805-00-288-3650, 1005-00-344-6083, 5340-00-357-9269 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of U83?

Key specifications for U83: Thread Provision: UNTHREADED; Largest Outside Width: 0.750 INCHES NOMINAL IN; Material: STEEL; Casehardening Indicator: NOT CASEHARDENED. 5 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2805-00-356-1166 still in active supply?

NSN 2805-00-356-1166 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.
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