PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

T22Ring,retaining

Caterpillar Inc Div Caterpillar Defense · NSN 5325-00-423-8139 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-423-8139 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-423-8139. Primary manufacturer part number: T22.
Features
  • Ring,retaining — FSC 5325
  • Outside Diameter: 3.750 INCHES NOMINAL IN
  • Material: STEEL
  • Material Diameter: 0.148 INCHES NOMINAL IN
  • Usage Design: INTERNAL
  • Inside Diameter: 3.454 INCHES NOMINAL IN
  • Ring Style: HOOKED
  • Casehardening Indicator: NOT CASEHARDENED
Applications
  • Applications requiring Steel construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-423-8139, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 8 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-423-8139
Primary Part NumberT22
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusCANCELLED
Outside Diameter3.750 INCHES NOMINAL IN
MaterialSTEEL
Material Diameter0.148 INCHES NOMINAL IN
Usage DesignINTERNAL
Inside Diameter3.454 INCHES NOMINAL IN
Ring StyleHOOKED
Casehardening IndicatorNOT CASEHARDENED
Cross-Sectional Shape StyleROUND
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-471-3882 INTERCHANGEABLE
Bearing,ball,annular
5950-00-560-8069 INTERCHANGEABLE
Transformer,pulse
2540-00-734-8113 INTERCHANGEABLE
Wire Rope Assy,sing
5120-00-935-7415 INTERCHANGEABLE
Socket,socket Wrench
3110-00-948-9796MS19061-20013 INTERCHANGEABLE
Ball,bearing
American Society for Testing and Materials Dba Astm International
5930-01-012-7698T22 INTERCHANGEABLE
Switch,thermostatic
Teledyne Instruments Inc Dba Teledyne Analytical Instruments Div Teledyne Analytical Instruments
7820-01-182-1906 INTERCHANGEABLE
Toy,vehicle Children
7010-01-285-1515T-22 INTERCHANGEABLE
Computer System,digital
Loral Electro Optical Systems Inc
4730-01-297-7326 INTERCHANGEABLE
Coupling Body,tube
4730-01-328-5712T22-200 INTERCHANGEABLE
Coupling Body,tube
Eaton Aeroquip Llc Dba Jackson North 1 Div Fluid and Electrical Distribution
Cross-Reference Index
Part NumberManufacturer
T22 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
Related Parts
3110-00-471-3882INTERCHANGEABLE
BEARING,BALL,ANNULAR
5950-00-560-8069INTERCHANGEABLE
TRANSFORMER,PULSE
2540-00-734-8113INTERCHANGEABLE
WIRE ROPE ASSY,SING
5120-00-935-7415INTERCHANGEABLE
SOCKET,SOCKET WRENCH
3110-00-948-9796INTERCHANGEABLE
BALL,BEARING
MS19061-20013
5930-01-012-7698INTERCHANGEABLE
SWITCH,THERMOSTATIC
T22
7820-01-182-1906INTERCHANGEABLE
TOY,VEHICLE CHILDREN
7010-01-285-1515INTERCHANGEABLE
COMPUTER SYSTEM,DIGITAL
T-22
4730-01-297-7326INTERCHANGEABLE
COUPLING BODY,TUBE
4730-01-328-5712INTERCHANGEABLE
COUPLING BODY,TUBE
T22-200
5120-01-577-7897INTERCHANGEABLE
DRIVER,ARMATURE WEDGE
T-22
5340-01-585-7557INTERCHANGEABLE
MOUNT,RESILIENT,UTILITY
T22

Frequently Asked Questions

What is NSN 5325-00-423-8139?

NSN 5325-00-423-8139 is a Ring,retaining, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-423-8139?

NSN 5325-00-423-8139 has 1 cross-referenced part number: T22 (Caterpillar Inc Div Caterpillar Defense).

What NSN replaces 5325-00-423-8139?

There are 12 known substitutes for 5325-00-423-8139: 3110-00-471-3882, 5950-00-560-8069, 2540-00-734-8113 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of T22?

Key specifications for T22: Outside Diameter: 3.750 INCHES NOMINAL IN; Material: STEEL; Material Diameter: 0.148 INCHES NOMINAL IN; Usage Design: INTERNAL. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-423-8139 still in active supply?

NSN 5325-00-423-8139 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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