PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

401-3-100Ring,retaining

Pneudraulics, Inc. · NSN 5325-00-417-4966 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-417-4966 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-417-4966. Primary manufacturer part number: 401-3-100.
Features
  • Ring,retaining — FSC 5325
  • Material: STEEL CORROSION RESISTING
  • Material Document and Classification: QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE
  • Surface Treatment: PASSIVATE
  • Casehardening Indicator: NOT CASEHARDENED
  • Outside Diameter: 1.113 INCHES MINIMUM AND 1.133 INCHES MAXIMUM IN
  • Ring Style: STRAIGHT GAP
  • Cross-Sectional Shape Style: ROUND
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-417-4966, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Pneudraulics, Inc.. Government technical data includes 11 verified specifications, 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-00-417-4966
Primary Part Number401-3-100
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerPneudraulics, Inc.
StatusACTIVE
MaterialSTEEL CORROSION RESISTING
Material Document and ClassificationQQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE
Surface TreatmentPASSIVATE
Casehardening IndicatorNOT CASEHARDENED
Outside Diameter1.113 INCHES MINIMUM AND 1.133 INCHES MAXIMUM IN
Ring StyleSTRAIGHT GAP
Cross-Sectional Shape StyleROUND
End StyleVERTEX BELOW CENTER
Inside Diameter1.064 INCHES MINIMUM AND 1.084 INCHES MAXIMUM IN
Usage DesignINTERNAL
Material Diameter0.049 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5310-00-310-975240131 INTERCHANGEABLE
Washer,fin Tie Rod
Piper Industrial Manufacturing Company, Llc Div Piper Industrial Manufacturing Company
5340-01-577-17604013100 INTERCHANGEABLE
Bracket,mounting
W S Darley & Co
Cross-Reference Index
Part NumberManufacturer
401-3-100 PRIMARY Pneudraulics, Inc. (USA)
Related Parts
5310-00-310-9752INTERCHANGEABLE
WASHER,FIN TIE ROD
40131
5340-01-577-1760INTERCHANGEABLE
BRACKET,MOUNTING
4013100

Frequently Asked Questions

What is NSN 5325-00-417-4966?

NSN 5325-00-417-4966 is a Ring,retaining, manufactured by Pneudraulics, Inc., classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-00-417-4966?

NSN 5325-00-417-4966 has 1 cross-referenced part number: 401-3-100 (Pneudraulics, Inc.).

What NSN replaces 5325-00-417-4966?

There are 2 known substitutes for 5325-00-417-4966: 5310-00-310-9752, 5340-01-577-1760. Verify interchangeability with system specifications before substitution.

What are the specifications of 401-3-100?

Key specifications for 401-3-100: Material: STEEL CORROSION RESISTING; Material Document and Classification: QQ-W-423 FED SPEC SINGLE MATERIAL RESPONSE; Surface Treatment: PASSIVATE; Casehardening Indicator: NOT CASEHARDENED. 11 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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