PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

AA7-1-211Lock,valve Spring Retainer

Renk America Llc Div Renk America · NSN 2805-00-358-2942 · FSC 2805 · No Item Name Available
Verified by PartsTable
NSN 2805-00-358-2942 — this item is cataloged by the U.S. Government under National Stock Number 2805-00-358-2942. Primary manufacturer part number: AA7-1-211.
Features
  • Lock,valve Spring Retainer — FSC 2805
  • Largest Inside Diameter: 0.172 INCHES NOMINAL IN
  • Outside Included Angle in Deg: 15.0
  • Largest Outside Diameter: 0.391 INCHES NOMINAL IN
  • Style Designator: STRAIGHT BORE
  • Thread Provision: UNTHREADED
  • Material: STEEL
  • Casehardening Indicator: CASEHARDENED
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 2805-00-358-2942, is classified within Federal Supply Class 2805 (No Item Name Available) of the Engines, Turbines, and Components group. The primary manufacturer of record is Renk America Llc Div Renk America. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2805-00-358-2942
Primary Part NumberAA7-1-211
Item NameLock,valve Spring Retainer
FSC / FSG2805 / 28 — No Item Name Available
ManufacturerRenk America Llc Div Renk America
StatusCANCELLED
Largest Inside Diameter0.172 INCHES NOMINAL IN
Outside Included Angle in Deg15.0
Largest Outside Diameter0.391 INCHES NOMINAL IN
Style DesignatorSTRAIGHT BORE
Thread ProvisionUNTHREADED
MaterialSTEEL
Casehardening IndicatorCASEHARDENED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 11
5306-00-144-3708 INTERCHANGEABLE
Bolt,machine
5133-00-228-1407 INTERCHANGEABLE
Drill,twist
2805-00-335-917343704 INTERCHANGEABLE
Gasket,thermostate
Brinkley Technology Group Llc Dba Hercules Manufacturing
5950-00-545-9089116126 INTERCHANGEABLE
Transformer,audio Frequency
Entron Industries Limited Partnership Dba Entron Industries Property Div
5950-00-652-5440 INTERCHANGEABLE
Transformer,audio Frequency
1660-00-736-817725252 INTERCHANGEABLE
Plug,o,ygen Fitting
Avox Systems Inc Dba Avox Systems Inc
4720-01-035-8360 INTERCHANGEABLE
Tubing,nonmetallic
5960-01-166-6997 INTERCHANGEABLE
Electron Tube
5120-01-367-3390 INTERCHANGEABLE
Wrench,box and Open End,combinat
5975-01-538-0572 INTERCHANGEABLE
Box Assy,low Voltag
Cross-Reference Index
Part NumberManufacturer
400106 Hdt Expeditionary Systems Inc (USA)
AA7I211 Deco-Grand Inc Sub of Grand Machining Co (USA)
987021100RA1000 Deco-Grand Inc Sub of Grand Machining Co (USA)
AA7I211 Renk America Llc Div Renk America (USA)
987021100RA1000 J R S Industries Inc (USA)
25252 Hdt Expeditionary Systems Inc (USA)
AA7-1-211 PRIMARY Renk America Llc Div Renk America (USA)
Related Parts
5306-00-144-3708INTERCHANGEABLE
BOLT,MACHINE
5133-00-228-1407INTERCHANGEABLE
DRILL,TWIST
2805-00-335-9173INTERCHANGEABLE
GASKET,THERMOSTATE
43704
5950-00-545-9089INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
116126
5950-00-652-5440INTERCHANGEABLE
TRANSFORMER,AUDIO FREQUENCY
1660-00-736-8177INTERCHANGEABLE
PLUG,O,YGEN FITTING
25252
4720-01-035-8360INTERCHANGEABLE
TUBING,NONMETALLIC
5960-01-166-6997INTERCHANGEABLE
ELECTRON TUBE
5120-01-367-3390INTERCHANGEABLE
WRENCH,BOX AND OPEN END,COMBINAT
5975-01-538-0572INTERCHANGEABLE
BOX ASSY,LOW VOLTAG
6210-01-662-8661INTERCHANGEABLE
LIGHT,INDICATOR

Frequently Asked Questions

What is NSN 2805-00-358-2942?

NSN 2805-00-358-2942 is a Lock,valve Spring Retainer, manufactured by Renk America Llc Div Renk America, classified under FSC 2805 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2805-00-358-2942?

NSN 2805-00-358-2942 has 7 cross-referenced part numbers: 400106 (Hdt Expeditionary Systems Inc), AA7I211 (Deco-Grand Inc Sub of Grand Machining Co), 987021100RA1000 (Deco-Grand Inc Sub of Grand Machining Co), AA7I211 (Renk America Llc Div Renk America), 987021100RA1000 (J R S Industries Inc) and 2 more.

What NSN replaces 2805-00-358-2942?

There are 11 known substitutes for 2805-00-358-2942: 5306-00-144-3708, 5133-00-228-1407, 2805-00-335-9173 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of AA7-1-211?

Key specifications for AA7-1-211: Largest Inside Diameter: 0.172 INCHES NOMINAL IN; Outside Included Angle in Deg: 15.0; Largest Outside Diameter: 0.391 INCHES NOMINAL IN; Special Features: GRUMMAN AEROSPACE A-10 AIRCRAFT. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2805-00-358-2942 still in active supply?

NSN 2805-00-358-2942 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