PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

DIN 471-23Ring,retaining

Metric and Multistandard Components Corp · NSN 5325-01-291-5748 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-291-5748 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-291-5748. Primary manufacturer part number: DIN 471-23.
Features
  • Ring,retaining — FSC 5325
  • Material Hardness Rating: 47.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM
  • Inside Diameter: 21.5 MILLIMETERS NOMINAL MM
  • Ring Style: EXTERNAL
  • Material: STEEL
  • Surface Treatment: PHOSPHATE
  • Usage Design: EXTERNAL
  • Major Thickness: 1.2 MILLIMETERS NOMINAL MM
Applications
  • Applications requiring Steel construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-291-5748, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Metric and Multistandard Components Corp. 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-291-5748
Primary Part NumberDIN 471-23
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerMetric and Multistandard Components Corp
StatusACTIVE
Material Hardness Rating47.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM
Inside Diameter21.5 MILLIMETERS NOMINAL MM
Ring StyleEXTERNAL
MaterialSTEEL
Surface TreatmentPHOSPHATE
Usage DesignEXTERNAL
Major Thickness1.2 MILLIMETERS NOMINAL MM
Casehardening IndicatorNOT CASEHARDENED
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6240-00-155-8716 INTERCHANGEABLE
Lamp,incandescent
5305-00-474-6767 INTERCHANGEABLE
Thumbscrew
2835-01-129-952947123 INTERCHANGEABLE
Body Assembly
Rolls-Royce Corporation
Cross-Reference Index
Part NumberManufacturer
DIN471-23X1.2 Din Deutsches Institut Fur Normung Ev (DEU)
DIN 471-23 PRIMARY Metric and Multistandard Components Corp (USA)
471-23 Metric and Multistandard Components Corp (USA)
Related Parts
6240-00-155-8716INTERCHANGEABLE
LAMP,INCANDESCENT
5305-00-474-6767INTERCHANGEABLE
THUMBSCREW
2835-01-129-9529INTERCHANGEABLE
BODY ASSEMBLY
47123

Frequently Asked Questions

What is NSN 5325-01-291-5748?

NSN 5325-01-291-5748 is a Ring,retaining, manufactured by Metric and Multistandard Components Corp, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-291-5748?

NSN 5325-01-291-5748 has 3 cross-referenced part numbers: DIN471-23X1.2 (Din Deutsches Institut Fur Normung Ev), DIN 471-23 (Metric and Multistandard Components Corp), 471-23 (Metric and Multistandard Components Corp).

What NSN replaces 5325-01-291-5748?

There are 3 known substitutes for 5325-01-291-5748: 6240-00-155-8716, 5305-00-474-6767, 2835-01-129-9529. Verify interchangeability with system specifications before substitution.

What are the specifications of DIN 471-23?

Key specifications for DIN 471-23: Material Hardness Rating: 47.0 ROCKWELL C MINIMUM AND 54.0 ROCKWELL C MAXIMUM; Inside Diameter: 21.5 MILLIMETERS NOMINAL MM; Ring Style: EXTERNAL; Material: STEEL. 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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