PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5304-31Ring,retaining

Rotor Clip Company, Inc. · NSN 5325-01-257-2615 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-257-2615 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-257-2615. Primary manufacturer part number: 5304-31.
Features
  • Ring,retaining — FSC 5325
  • Casehardening Indicator: NOT CASEHARDENED
  • Inside Diameter: 0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
  • Cross-Sectional Shape Style: RECTANGULAR
  • Material: STEEL COMP 632
  • Material Document and Classification: AMS 5520 ASSN STD SINGLE MATERIAL RESPONSE
  • Usage Design: EXTERNAL
  • Outside Diameter: 0.588 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Comp 632 construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-257-2615, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Rotor Clip Company, Inc.. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, 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
NSN5325-01-257-2615
Primary Part Number5304-31
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerRotor Clip Company, Inc.
StatusACTIVE
Casehardening IndicatorNOT CASEHARDENED
Inside Diameter0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
MaterialSTEEL COMP 632
Material Document and ClassificationAMS 5520 ASSN STD SINGLE MATERIAL RESPONSE
Usage DesignEXTERNAL
Outside Diameter0.588 INCHES NOMINAL IN
Material Hardness Rating34.0 ROCKWELL C MINIMUM AND 43.0 ROCKWELL C MAXIMUM
Major Thickness0.040 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN
Ring StyleEXTERNAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5331-00-984-3808N0674 2-222 INTERCHANGEABLE
O-Ring
Parker-Hannifin Corp Div O-Ring Division
5998-01-360-5494530-431 INTERCHANGEABLE
Circuit Card Assembly
Pep Modular Computers Inc
Cross-Reference Index
Part NumberManufacturer
5304-31 PRIMARY Rotor Clip Company, Inc. (USA)
5304-31 Truarc Company Llc Dba Waldes Truarc (USA)
Related Parts
5331-00-984-3808INTERCHANGEABLE
O-RING
N0674 2-222
5998-01-360-5494INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
530-431

Frequently Asked Questions

What is NSN 5325-01-257-2615?

NSN 5325-01-257-2615 is a Ring,retaining, manufactured by Rotor Clip Company, Inc., classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-257-2615?

NSN 5325-01-257-2615 has 2 cross-referenced part numbers: 5304-31 (Rotor Clip Company, Inc.), 5304-31 (Truarc Company Llc Dba Waldes Truarc).

What NSN replaces 5325-01-257-2615?

There are 2 known substitutes for 5325-01-257-2615: 5331-00-984-3808, 5998-01-360-5494. Verify interchangeability with system specifications before substitution.

What are the specifications of 5304-31?

Key specifications for 5304-31: Casehardening Indicator: NOT CASEHARDENED; Inside Diameter: 0.247 INCHES MINIMUM AND 0.253 INCHES MAXIMUM IN; Cross-Sectional Shape Style: RECTANGULAR; Material: STEEL COMP 632. 10 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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