PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

XRC315Ring,retaining

Mellowes Co Div of Charter Mfg Co Inc · NSN 5325-00-263-3838 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-263-3838 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-263-3838. Primary manufacturer part number: XRC315.
Features
  • Ring,retaining — FSC 5325
  • Cross-Sectional Shape Style: ROUND
  • Material: STEEL
  • Usage Design: EXTERNAL
  • End Style: 90 DEGREE PARALLEL
  • Material Hardness Rating: 46.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
  • Inside Diameter: 0.280 INCHES NOMINAL IN
  • Casehardening Indicator: NOT CASEHARDENED
Applications
  • Applications requiring Steel construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-263-3838, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Mellowes Co Div of Charter Mfg Co Inc. Government technical data includes 11 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. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-00-263-3838
Primary Part NumberXRC315
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerMellowes Co Div of Charter Mfg Co Inc
StatusACTIVE
Cross-Sectional Shape StyleROUND
MaterialSTEEL
Usage DesignEXTERNAL
End Style90 DEGREE PARALLEL
Material Hardness Rating46.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
Inside Diameter0.280 INCHES NOMINAL IN
Casehardening IndicatorNOT CASEHARDENED
Outside Diameter0.288 INCHES NOMINAL IN
Strength RatingERR-060
Material Diameter0.029 INCHES NOMINAL IN
Ring StyleSTRAIGHT GAP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5325-00-282-2451N04 INTERCHANGEABLE
Ring,retaining
Southco Inc
Cross-Reference Index
Part NumberManufacturer
XRC315 Mellowes Co Div of Charter Mfg Co Inc (USA)
B5-15-5362 Edgewood Chemical Biological Center Ecbc (USA)
Related Parts
5325-00-282-2451INTERCHANGEABLE
RING,RETAINING
N04

Frequently Asked Questions

What is NSN 5325-00-263-3838?

NSN 5325-00-263-3838 is a Ring,retaining, manufactured by Mellowes Co Div of Charter Mfg Co Inc, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-00-263-3838?

NSN 5325-00-263-3838 has 2 cross-referenced part numbers: XRC315 (Mellowes Co Div of Charter Mfg Co Inc), B5-15-5362 (Edgewood Chemical Biological Center Ecbc).

What NSN replaces 5325-00-263-3838?

There is 1 known substitute for 5325-00-263-3838: 5325-00-282-2451. Verify interchangeability with system specifications before substitution.

What are the specifications of XRC315?

Key specifications for XRC315: Cross-Sectional Shape Style: ROUND; Material: STEEL; Usage Design: EXTERNAL; End Style: 90 DEGREE PARALLEL. 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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