PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10900407Ring,retaining

Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate · NSN 5325-00-559-3899 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-559-3899 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-559-3899. Primary manufacturer part number: 10900407.
Features
  • Ring,retaining — FSC 5325
  • Usage Design: INTERNAL
  • Strength Rating: ERR-060
  • Material: STEEL COMP 1070 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1090
  • Material Document and Classification: ASTM A576, COMP 1070, 1078, 1080, 1084 OR 1090 ASSN STD SINGLE MATERIAL RESPONSE
  • Outside Diameter: 3.188 INCHES NOMINAL IN
  • Casehardening Indicator: NOT CASEHARDENED
  • Inside Diameter: 2.812 INCHES MINIMUM AND 2.837 INCHES MAXIMUM IN
Applications
  • Applications requiring Steel Comp 1070 or Steel Comp 1078 or Steel Comp 1080 or Steel Comp 1084 or Steel Comp 1090 construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-559-3899, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-559-3899
Primary Part Number10900407
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerCombat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
StatusCANCELLED
Usage DesignINTERNAL
Strength RatingERR-060
MaterialSTEEL COMP 1070 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1090
Material Document and ClassificationASTM A576, COMP 1070, 1078, 1080, 1084 OR 1090 ASSN STD SINGLE MATERIAL RESPONSE
Outside Diameter3.188 INCHES NOMINAL IN
Casehardening IndicatorNOT CASEHARDENED
Inside Diameter2.812 INCHES MINIMUM AND 2.837 INCHES MAXIMUM IN
Major Thickness0.093 INCHES NOMINAL IN
Cross-Sectional Shape StyleDOUBLE OVAL
Ring StyleSPECIAL FLAT
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5999-00-450-7279 INTERCHANGEABLE
Shielding Gasket,electronic
5342-00-593-0350130009 INTERCHANGEABLE
Clamp,half
Kearfott Corporation Div Guidance and Navigation Division
4820-00-637-257647200 INTERCHANGEABLE
Valve,safety Relief
Stewart-Warner Corporation
3120-01-386-2940 INTERCHANGEABLE
Bearing,washer,thrust
Cross-Reference Index
Part NumberManufacturer
10900407 PRIMARY Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate (USA)
130009 Komatsu American Intl Co (USA)
5365005593899 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
RRT300 Spirolox Inc (USA)
130009 Komatsu America Corp. (USA)
RRT300CDM9 Spirolox Inc (USA)
Related Parts
5999-00-450-7279INTERCHANGEABLE
SHIELDING GASKET,ELECTRONIC
5342-00-593-0350INTERCHANGEABLE
CLAMP,HALF
130009
4820-00-637-2576INTERCHANGEABLE
VALVE,SAFETY RELIEF
47200
3120-01-386-2940INTERCHANGEABLE
BEARING,WASHER,THRUST

Frequently Asked Questions

What is NSN 5325-00-559-3899?

NSN 5325-00-559-3899 is a Ring,retaining, manufactured by Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-559-3899?

NSN 5325-00-559-3899 has 6 cross-referenced part numbers: 10900407 (Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate), 130009 (Komatsu American Intl Co), 5365005593899 (E.c.a Etablissement Centrald'approvisionnement Des Forces Armee), RRT300 (Spirolox Inc), 130009 (Komatsu America Corp.) and 1 more.

What NSN replaces 5325-00-559-3899?

There are 4 known substitutes for 5325-00-559-3899: 5999-00-450-7279, 5342-00-593-0350, 4820-00-637-2576 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10900407?

Key specifications for 10900407: Usage Design: INTERNAL; Strength Rating: ERR-060; Material: STEEL COMP 1070 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1090; Material Document and Classification: ASTM A576, COMP 1070, 1078, 1080, 1084 OR 1090 ASSN STD SINGLE MATERIAL RESPONSE. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-559-3899 still in active supply?

NSN 5325-00-559-3899 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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