PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SS250Ring,retaining

Timken Aerospace, Inc Dba Torrington Product · NSN 5325-00-679-8117 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-679-8117 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-679-8117. Primary manufacturer part number: SS250.
Features
  • Ring,retaining — FSC 5325
  • Cross-Sectional Shape Style: RECTANGULAR
  • Material: STEEL
  • End Style: VERTEX OUTSIDE PERIPHERY
  • Inside Diameter: 2.297 INCHES MINIMUM AND 2.343 INCHES MAXIMUM IN
  • Major Thickness: 0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
  • Outside Diameter: 2.718 INCHES NOMINAL IN
  • Usage Design: EXTERNAL
Applications
  • Applications requiring Steel construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-679-8117, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Timken Aerospace, Inc Dba Torrington Product. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, 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
NSN5325-00-679-8117
Primary Part NumberSS250
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerTimken Aerospace, Inc Dba Torrington Product
StatusCANCELLED
Cross-Sectional Shape StyleRECTANGULAR
MaterialSTEEL
End StyleVERTEX OUTSIDE PERIPHERY
Inside Diameter2.297 INCHES MINIMUM AND 2.343 INCHES MAXIMUM IN
Major Thickness0.060 INCHES MINIMUM AND 0.064 INCHES MAXIMUM IN
Outside Diameter2.718 INCHES NOMINAL IN
Usage DesignEXTERNAL
Ring StyleSTRAIGHT GAP
Casehardening IndicatorNOT CASEHARDENED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-144-86690210591 INTERCHANGEABLE
Bearing,ball,annular
Agco Corp Parts Opn
5950-00-189-30981M130-1 INTERCHANGEABLE
Reactor
Northrop Grumman Corp Electronic Systems Defensive System Div
4510-00-273-1102SS250 INTERCHANGEABLE
Strainer,waste Drain
Sanitary-Dash Mfg Co Inc
5930-00-296-9258B3221-16 INTERCHANGEABLE
Switch,thermostatic
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp Div Multiple
5930-00-359-3969 INTERCHANGEABLE
Switch,thermostatic
5950-00-390-567112512 INTERCHANGEABLE
Reactor
Stanford Applied Engineering Inc
5935-00-430-6321125-1-2 INTERCHANGEABLE
Connector,plug,electrical
Winchester Interconnect Corporation
5930-00-549-0358 INTERCHANGEABLE
Switch,thermostatic
5355-00-668-5791125-1-2 INTERCHANGEABLE
Knob
Raytheon Company Dba Raytheon Co
5340-00-682-1935125 1-2 INTERCHANGEABLE
Snap Hook
Eastern Co Div Eberhard Manufacturing
Cross-Reference Index
Part NumberManufacturer
9098050 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
SS250 PRIMARY Timken Aerospace, Inc Dba Torrington Product (USA)
1251-2 Eaton Corp Engineered Fasteners Div (USA)
Related Parts
3110-00-144-8669INTERCHANGEABLE
BEARING,BALL,ANNULAR
0210591
5950-00-189-3098INTERCHANGEABLE
REACTOR
1M130-1
4510-00-273-1102INTERCHANGEABLE
STRAINER,WASTE DRAIN
SS250
5930-00-296-9258INTERCHANGEABLE
SWITCH,THERMOSTATIC
B3221-16
5930-00-359-3969INTERCHANGEABLE
SWITCH,THERMOSTATIC
5950-00-390-5671INTERCHANGEABLE
REACTOR
12512
5935-00-430-6321INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
125-1-2
5930-00-549-0358INTERCHANGEABLE
SWITCH,THERMOSTATIC
5355-00-668-5791INTERCHANGEABLE
KNOB
125-1-2
5340-00-682-1935INTERCHANGEABLE
SNAP HOOK
125 1-2
3020-00-718-2385INTERCHANGEABLE
SPROCKET,CRANKSHAFT
7S250
4320-00-917-6506INTERCHANGEABLE
PISTON,PUMP

Frequently Asked Questions

What is NSN 5325-00-679-8117?

NSN 5325-00-679-8117 is a Ring,retaining, manufactured by Timken Aerospace, Inc Dba Torrington Product, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-679-8117?

NSN 5325-00-679-8117 has 3 cross-referenced part numbers: 9098050 (U S Army Tank Automotive Command Amsta-Im-Mm), SS250 (Timken Aerospace, Inc Dba Torrington Product), 1251-2 (Eaton Corp Engineered Fasteners Div).

What NSN replaces 5325-00-679-8117?

There are 12 known substitutes for 5325-00-679-8117: 3110-00-144-8669, 5950-00-189-3098, 4510-00-273-1102 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of SS250?

Key specifications for SS250: Cross-Sectional Shape Style: RECTANGULAR; Material: STEEL; End Style: VERTEX OUTSIDE PERIPHERY; Inside Diameter: 2.297 INCHES MINIMUM AND 2.343 INCHES MAXIMUM IN. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-679-8117 still in active supply?

NSN 5325-00-679-8117 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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