PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

100736Ring,retaining

Astronautics Corporation of America · NSN 5325-01-012-2601 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-012-2601 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-012-2601. Primary manufacturer part number: 100736.
Features
  • Ring,retaining — FSC 5325
  • Casehardening Indicator: NOT CASEHARDENED
  • Surface Treatment: CADMIUM AND CHROMATE
  • Material: STEEL UNS K08500
  • Material Document and Classification: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE
  • Inside Diameter: 0.400 INCHES NOMINAL IN
  • Cross-Sectional Shape Style: ROUND
  • Material Diameter: 0.018 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
Applications
  • Applications requiring Steel Uns K08500 construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-012-2601, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Astronautics Corporation of America. Government technical data includes 10 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. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-012-2601
Primary Part Number100736
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerAstronautics Corporation of America
StatusACTIVE
Casehardening IndicatorNOT CASEHARDENED
Surface TreatmentCADMIUM AND CHROMATE
MaterialSTEEL UNS K08500
Material Document and ClassificationQQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE
Inside Diameter0.400 INCHES NOMINAL IN
Cross-Sectional Shape StyleROUND
Material Diameter0.018 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
Usage DesignINTERNAL
Outside Diameter0.436 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
Ring StyleOFFSET
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5950-00-271-1839989110-23B INTERCHANGEABLE
Coil,radio Frequency
Raytheon Company Dba Raytheon
5365-01-020-9390100736 INTERCHANGEABLE
Shim
Dana Off Highway Products, Llc
5310-01-104-4887100736 INTERCHANGEABLE
Washer,spring Tension
H. K. Metal Craft Manufacturing Corporation
Cross-Reference Index
Part NumberManufacturer
100736 PRIMARY Astronautics Corporation of America (USA)
Related Parts
5950-00-271-1839INTERCHANGEABLE
COIL,RADIO FREQUENCY
989110-23B
5365-01-020-9390INTERCHANGEABLE
SHIM
100736
5310-01-104-4887INTERCHANGEABLE
WASHER,SPRING TENSION
100736

Frequently Asked Questions

What is NSN 5325-01-012-2601?

NSN 5325-01-012-2601 is a Ring,retaining, manufactured by Astronautics Corporation of America, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-012-2601?

NSN 5325-01-012-2601 has 1 cross-referenced part number: 100736 (Astronautics Corporation of America).

What NSN replaces 5325-01-012-2601?

There are 3 known substitutes for 5325-01-012-2601: 5950-00-271-1839, 5365-01-020-9390, 5310-01-104-4887. Verify interchangeability with system specifications before substitution.

What are the specifications of 100736?

Key specifications for 100736: Casehardening Indicator: NOT CASEHARDENED; Surface Treatment: CADMIUM AND CHROMATE; Material: STEEL UNS K08500; Material Document and Classification: QQ-W-470 FED SPEC SINGLE MATERIAL RESPONSE. 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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