PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3100-250-SS2Ring,retaining

Truarc Co Llc · NSN 5325-00-551-7082 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-551-7082 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-551-7082. Primary manufacturer part number: 3100-250-SS2.
Features
  • Ring,retaining — FSC 5325
  • Casehardening Indicator: NOT CASEHARDENED
  • Cross-Sectional Shape Style: RECTANGULAR
  • Material: STEEL CORROSION RESISTING
  • Surface Treatment: PASSIVATE
  • Ring Style: EXTERNAL
  • Usage Design: EXTERNAL
  • Inside Diameter: 2.313 INCHES NOMINAL IN
Applications
  • Applications requiring Steel Corrosion Resisting construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-551-7082, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Truarc Co Llc. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 10 commercial cross-references from 9 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
NSN5325-00-551-7082
Primary Part Number3100-250-SS2
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerTruarc Co Llc
StatusCANCELLED
Casehardening IndicatorNOT CASEHARDENED
Cross-Sectional Shape StyleRECTANGULAR
MaterialSTEEL CORROSION RESISTING
Surface TreatmentPASSIVATE
Ring StyleEXTERNAL
Usage DesignEXTERNAL
Inside Diameter2.313 INCHES NOMINAL IN
Material Hardness Rating44.0 ROCKWELL C MINIMUM AND 51.0 ROCKWELL C MAXIMUM
Major Thickness0.078 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5325-00-175-1315 INTERCHANGEABLE
Ring,retaining
3895-00-275-1525 INTERCHANGEABLE
Ring,snap,internal
6640-00-290-68725100-250 INTERCHANGEABLE
Flask,erlenmeyer
Corning Inc Dba Corning Incorporated Div Specialty Materials
5325-00-806-2357 INTERCHANGEABLE
Ring,retaining
Cross-Reference Index
Part NumberManufacturer
3100-250-SS2 Truarc Co Llc (USA)
12Z5011-97 Naval Ordnance Standards (USA)
MS16624-4250 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
5100-250H Truarc Company Llc Dba Waldes Truarc (USA)
W2-F-009 REV O ITEM 47 Harding-Watercraft Inc (USA)
MIL-DTL-21248 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
R271NAA0250NN119NNQA1 The American Society of Mechanical Engineers (USA)
5100-250 Harding-Watercraft Inc (USA)
5325PL0654287 Jednolity Indeks Materialowy - Uniform Material Index (POL)
5100-250H Rotor Clip Company, Inc. (USA)
Related Parts
5325-00-175-1315INTERCHANGEABLE
RING,RETAINING
3895-00-275-1525INTERCHANGEABLE
RING,SNAP,INTERNAL
6640-00-290-6872INTERCHANGEABLE
FLASK,ERLENMEYER
5100-250
5325-00-806-2357INTERCHANGEABLE
RING,RETAINING

Frequently Asked Questions

What is NSN 5325-00-551-7082?

NSN 5325-00-551-7082 is a Ring,retaining, manufactured by Truarc Co Llc, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-551-7082?

NSN 5325-00-551-7082 has 10 cross-referenced part numbers: 3100-250-SS2 (Truarc Co Llc), 12Z5011-97 (Naval Ordnance Standards), MS16624-4250 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 5100-250H (Truarc Company Llc Dba Waldes Truarc), W2-F-009 REV O ITEM 47 (Harding-Watercraft Inc) and 5 more.

What NSN replaces 5325-00-551-7082?

There are 4 known substitutes for 5325-00-551-7082: 5325-00-175-1315, 3895-00-275-1525, 6640-00-290-6872 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3100-250-SS2?

Key specifications for 3100-250-SS2: Casehardening Indicator: NOT CASEHARDENED; Cross-Sectional Shape Style: RECTANGULAR; Material: STEEL CORROSION RESISTING; Surface Treatment: PASSIVATE. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-551-7082 still in active supply?

NSN 5325-00-551-7082 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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