PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

LR57-2Ring,retaining

Associated Spring Us, Llc Div Corry · NSN 5325-00-616-4357 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-616-4357 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-616-4357. Primary manufacturer part number: LR57-2.
Features
  • Ring,retaining — FSC 5325
  • Casehardening Indicator: NOT CASEHARDENED
  • Outside Diameter: 0.656 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: ROUND
  • Material: STEEL COMP 1095
  • Material Document and Classification: QQ-S-633(-2), FS1095 FED SPEC SINGLE MATERIAL RESPONSE
  • Ring Style: HOOKED WIRE
  • Usage Design: INTERNAL
Applications
  • Applications requiring Steel Comp 1095 construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-616-4357, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Associated Spring Us, Llc Div Corry. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-00-616-4357
Primary Part NumberLR57-2
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerAssociated Spring Us, Llc Div Corry
StatusACTIVE
Casehardening IndicatorNOT CASEHARDENED
Outside Diameter0.656 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
MaterialSTEEL COMP 1095
Material Document and ClassificationQQ-S-633(-2), FS1095 FED SPEC SINGLE MATERIAL RESPONSE
Ring StyleHOOKED WIRE
Usage DesignINTERNAL
Material Diameter0.048 INCHES NOMINAL IN
Inside Diameter0.560 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
5961-00-021-7270220004 INTERCHANGEABLE
Retainer,semiconductor Device
Simmonds Precision Products Inc
5975-00-655-2772 INTERCHANGEABLE
Conduit Outlet
5930-00-920-526322-0004 INTERCHANGEABLE
Switch,electrical
L3harris Interstate Electronics Corporation
5961-01-070-8942 INTERCHANGEABLE
Semiconductor Device,diode
5310-01-177-8025220-004 INTERCHANGEABLE
Nut
Hydro-Test Products, Inc. Dba Hydro-Test Products Inc
8465-01-415-7443 INTERCHANGEABLE
Hexentrics
5330-01-606-5045220004 INTERCHANGEABLE
Gasket
Terex Usa, Llc Dba Terex Usa, Llc
Cross-Reference Index
Part NumberManufacturer
LR57-2 PRIMARY Associated Spring Us, Llc Div Corry (USA)
LR57 Associated Spring Us, Llc Div Corry (USA)
220004 Essex Industries, Inc. Dba Essex Industries (USA)
Related Parts
5961-00-021-7270INTERCHANGEABLE
RETAINER,SEMICONDUCTOR DEVICE
220004
5975-00-655-2772INTERCHANGEABLE
CONDUIT OUTLET
5930-00-920-5263INTERCHANGEABLE
SWITCH,ELECTRICAL
22-0004
5961-01-070-8942INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
5310-01-177-8025INTERCHANGEABLE
NUT
220-004
8465-01-415-7443INTERCHANGEABLE
HEXENTRICS
5330-01-606-5045INTERCHANGEABLE
GASKET
220004

Frequently Asked Questions

What is NSN 5325-00-616-4357?

NSN 5325-00-616-4357 is a Ring,retaining, manufactured by Associated Spring Us, Llc Div Corry, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-00-616-4357?

NSN 5325-00-616-4357 has 3 cross-referenced part numbers: LR57-2 (Associated Spring Us, Llc Div Corry), LR57 (Associated Spring Us, Llc Div Corry), 220004 (Essex Industries, Inc. Dba Essex Industries).

What NSN replaces 5325-00-616-4357?

There are 7 known substitutes for 5325-00-616-4357: 5961-00-021-7270, 5975-00-655-2772, 5930-00-920-5263 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of LR57-2?

Key specifications for LR57-2: Casehardening Indicator: NOT CASEHARDENED; Outside Diameter: 0.656 INCHES NOMINAL IN; Cross-Sectional Shape Style: ROUND; Material: STEEL COMP 1095. 9 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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