PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5100-118Ring,retaining

Truarc Company Llc Dba Waldes Truarc · NSN 5325-01-242-8079 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-01-242-8079 — this item is cataloged by the U.S. Government under National Stock Number 5325-01-242-8079. Primary manufacturer part number: 5100-118.
Features
  • Ring,retaining — FSC 5325
  • Material Hardness Rating: 47.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
  • Criticality Code Justification: ZZZY
  • Casehardening Indicator: NOT CASEHARDENED
  • Material: STEEL COMP 1060 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090
  • Special Test Features: SPECIAL QUALITY CONTROL TESTING
  • Material Document and Classification: FED STD 66, COMP 1060 FED STD 1ST MATERIAL RESPONSE AND FED STD 66, COMP 1064 FED STD 2ND MATERIAL RESPONSE AND FED STD 66, COMP 1065 FED STD 3RD MATERIAL RESPONSE AND FED STD 66, COMP 1070 FED STD 4TH MATERIAL RESPONSE AND FED STD 66, COMP 1074 FED STD 5TH MATERIAL RESPONSE AND FED STD 66, COMP 1078 FED STD 6TH MATERIAL RESPONSE AND FED STD 66, COMP 1080 FED STD 7TH MATERIAL RESPONSE AND FED STD 66, COMP 1084 FED STD 8TH MATERIAL RESPONSE AND FED STD 66, COMP 1085 FED STD 9TH MATERIAL RESPONSE AND FED STD 66, COMP 1086 FED STD 10TH MATERIAL RESPONSE AND FED STD 66, COMP 1090 FED STD 11TH MATERIAL RESPONSE
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS AND CERTIFIED FREE FROM MERCURY CONTAMINATION
Applications
  • Applications requiring Steel Comp 1060 or Steel Comp 1064 or Steel Comp 1065 or Steel Comp 1070 or Steel Comp 1074 or Steel Comp 1078 or Steel Comp 1080 or Steel Comp 1085 or Steel Comp 1086 or Steel Comp 1090 construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-01-242-8079, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Truarc Company Llc Dba Waldes Truarc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-01-242-8079
Primary Part Number5100-118
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerTruarc Company Llc Dba Waldes Truarc
StatusACTIVE
Material Hardness Rating47.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM
Criticality Code JustificationZZZY
Casehardening IndicatorNOT CASEHARDENED
MaterialSTEEL COMP 1060 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090
Special Test FeaturesSPECIAL QUALITY CONTROL TESTING
Material Document and ClassificationFED STD 66, COMP 1060 FED STD 1ST MATERIAL RESPONSE AND FED STD 66, COMP 1064 FED STD 2ND MATERIAL RESPONSE AND FED STD 66, COMP 1065 FED STD 3RD MATERIAL RESPONSE AND FED STD 66, COMP 1070 FED STD 4TH MATERIAL RESPONSE AND FED STD 66, COMP 1074 FED STD 5TH MATERIAL RESPONSE AND FED STD 66, COMP 1078 FED STD 6TH MATERIAL RESPONSE AND FED STD 66, COMP 1080 FED STD 7TH MATERIAL RESPONSE AND FED STD 66, COMP 1084 FED STD 8TH MATERIAL RESPONSE AND FED STD 66, COMP 1085 FED STD 9TH MATERIAL RESPONSE AND FED STD 66, COMP 1086 FED STD 10TH MATERIAL RESPONSE AND FED STD 66, COMP 1090 FED STD 11TH MATERIAL RESPONSE
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY MATERIAL WHICH MUST CONFORM TO SHIPS PARTS CONTROL CENTER SPECIAL QUALITY CONTROL PROVISIONS AND CERTIFIED FREE FROM MERCURY CONTAMINATION
Test Data Document81349-MIL-P-23199 SPECIFICATION (INCLUDES ENGINEERING TYPE BULLETINS, BROCHURES,ETC., THAT REFLECT SPECIFICATION TYPE DATA IN SPECIFICATION FORMAT; EXCLUDES COMMERCIAL CATALOGS, INDUSTRY DIRECTORIES, AND SIMILAR TRADE PUBLICATIONS, REFLECTING GENERAL TYPE DATA ON CERTAIN ENVIRONMENTAL AND PERFORMANCE REQUIREMENTS AND TEST CONDITIONS THAT ARE SHOWN AS "TYPICAL", "AVERAGE", "NOMINAL", ETC.).
Ring StyleEXTERNAL
Major Thickness0.048 INCHES MINIMUM AND 0.052 INCHES MAXIMUM IN
Usage DesignEXTERNAL
Inside Diameter1.083 INCHES MINIMUM AND 1.108 INCHES MAXIMUM IN
Cross-Sectional Shape StyleRECTANGULAR
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5330-00-003-65735100118 INTERCHANGEABLE
Gasket,special
Hamilton Sundstrand Corporation
1560-00-574-0428C3175-40B INTERCHANGEABLE
Support,tubing
A.g.h. Industries, Llc
5325-01-079-7783W4510-118 INTERCHANGEABLE
Ring,retaining
Waterous Company
5325-01-146-08495100-118 INTERCHANGEABLE
Ring,retaining
Time Manufacturing Company Dba Time Manufacturing Company
5962-01-178-43606134579-1 INTERCHANGEABLE
Microcircuit,hybrid
Lockheed Martin Corporation Div Rotary and Mission Systems
5325-01-274-8768 INTERCHANGEABLE
Ring,retaining
5365-01-330-4273SH1-1/8 INTERCHANGEABLE
Bushing,tapered
Quality Defense Spares, Inc. Dba Quality Defense Spares Inc
5365-01-509-2753MASKA SH1-1/8 INTERCHANGEABLE
Bushing,tapered
Abb Motors & Mechanical Inc Div Abb Motors and Mechanical Inc.
Cross-Reference Index
Part NumberManufacturer
5100-118 Truarc Company Llc Dba Waldes Truarc (USA)
LL-HX4-7898 Defense Logistics Agency Dba Defense Supply Center Philadelphia (USA)
5100-118 Rotor Clip Company, Inc. (USA)
D-73539-115 Flowserve Corp Dba Automax Actuators Div Flowserve Us Company (USA)
SH-118 Rotor Clip Company, Inc. (USA)
Related Parts
5330-00-003-6573INTERCHANGEABLE
GASKET,SPECIAL
5100118
1560-00-574-0428INTERCHANGEABLE
SUPPORT,TUBING
C3175-40B
5325-01-079-7783INTERCHANGEABLE
RING,RETAINING
W4510-118
5325-01-146-0849INTERCHANGEABLE
RING,RETAINING
5100-118
5962-01-178-4360INTERCHANGEABLE
MICROCIRCUIT,HYBRID
6134579-1
5325-01-274-8768INTERCHANGEABLE
RING,RETAINING
5365-01-330-4273INTERCHANGEABLE
BUSHING,TAPERED
SH1-1/8
5365-01-509-2753INTERCHANGEABLE
BUSHING,TAPERED
MASKA SH1-1/8

Frequently Asked Questions

What is NSN 5325-01-242-8079?

NSN 5325-01-242-8079 is a Ring,retaining, manufactured by Truarc Company Llc Dba Waldes Truarc, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-01-242-8079?

NSN 5325-01-242-8079 has 5 cross-referenced part numbers: 5100-118 (Truarc Company Llc Dba Waldes Truarc), LL-HX4-7898 (Defense Logistics Agency Dba Defense Supply Center Philadelphia), 5100-118 (Rotor Clip Company, Inc.), D-73539-115 (Flowserve Corp Dba Automax Actuators Div Flowserve Us Company), SH-118 (Rotor Clip Company, Inc.).

What NSN replaces 5325-01-242-8079?

There are 8 known substitutes for 5325-01-242-8079: 5330-00-003-6573, 1560-00-574-0428, 5325-01-079-7783 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5100-118?

Key specifications for 5100-118: Material Hardness Rating: 47.0 ROCKWELL C MINIMUM AND 53.0 ROCKWELL C MAXIMUM; Criticality Code Justification: ZZZY; Casehardening Indicator: NOT CASEHARDENED; Material: STEEL COMP 1060 OR STEEL COMP 1064 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1074 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1085 OR STEEL COMP 1086 OR STEEL COMP 1090. 13 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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