PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4000-93-ST-CDRing,retaining

Truarc Co Llc · NSN 5325-00-846-1637 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-846-1637 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-846-1637. Primary manufacturer part number: 4000-93-ST-CD.
Features
  • Ring,retaining — FSC 5325
  • Cross-Sectional Shape Style: RECTANGULAR
  • Material: STEEL COMP 1066 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1072 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1086 OR STEEL COMP 1090
  • Material Document and Classification: FED STD 66 AISI 1066 OR 1069 OR 1070 OR 1072 OR 1074 OR 1075 OR 1078 OR 1080 OR 1084 OR 1086 OR 1090 FED STD SINGLE MATERIAL RESPONSE
  • Surface Treatment: CADMIUM AND CHROMATE
  • Outside Diameter: 1.010 INCHES MINIMUM AND 1.025 INCHES MAXIMUM IN
  • Major Thickness: 0.040 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN
  • Casehardening Indicator: NOT CASEHARDENED
Applications
  • Applications requiring Steel Comp 1066 or Steel Comp 1069 or Steel Comp 1070 or Steel Comp 1072 or Steel Comp 1074 or Steel Comp 1075 or Steel Comp 1078 or Steel Comp 1080 or Steel Comp 1084 or Steel Comp 1086 or Steel Comp 1090 construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-846-1637, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 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
NSN5325-00-846-1637
Primary Part Number4000-93-ST-CD
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerTruarc Co Llc
StatusCANCELLED
Cross-Sectional Shape StyleRECTANGULAR
MaterialSTEEL COMP 1066 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1072 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1086 OR STEEL COMP 1090
Material Document and ClassificationFED STD 66 AISI 1066 OR 1069 OR 1070 OR 1072 OR 1074 OR 1075 OR 1078 OR 1080 OR 1084 OR 1086 OR 1090 FED STD SINGLE MATERIAL RESPONSE
Surface TreatmentCADMIUM AND CHROMATE
Outside Diameter1.010 INCHES MINIMUM AND 1.025 INCHES MAXIMUM IN
Major Thickness0.040 INCHES MINIMUM AND 0.044 INCHES MAXIMUM IN
Casehardening IndicatorNOT CASEHARDENED
Usage DesignINTERNAL
Ring StyleINTERNAL INVERTED LUGS
Material Hardness Rating66.0 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 71.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5325-00-598-1070 INTERCHANGEABLE
Ring,retaining
5325-01-138-4644 INTERCHANGEABLE
Ring,retaining
5325-01-256-2926 INTERCHANGEABLE
Ring,retaining
4130-01-568-989470823 INTERCHANGEABLE
Valve,service
Applied Companies
Cross-Reference Index
Part NumberManufacturer
4000-93-ST-CD Truarc Co Llc (USA)
5008-93MD Rotor Clip Company, Inc. (USA)
4000-93-ST-CD Rotor Clip Company, Inc. (USA)
5008-93-S-MD Truarc Company Llc Dba Waldes Truarc (USA)
5008-93MD Truarc Company Llc Dba Waldes Truarc (USA)
MS16627-1093 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
70823 Zf Industrieantriebe Witten Gmbh (DEU)
5008-93 Zf Industrieantriebe Witten Gmbh (DEU)
5008-93-S-MD Rotor Clip Company, Inc. (USA)
Related Parts
5325-00-598-1070INTERCHANGEABLE
RING,RETAINING
5325-01-138-4644INTERCHANGEABLE
RING,RETAINING
5325-01-256-2926INTERCHANGEABLE
RING,RETAINING
4130-01-568-9894INTERCHANGEABLE
VALVE,SERVICE
70823

Frequently Asked Questions

What is NSN 5325-00-846-1637?

NSN 5325-00-846-1637 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 5325-00-846-1637?

NSN 5325-00-846-1637 has 9 cross-referenced part numbers: 4000-93-ST-CD (Truarc Co Llc), 5008-93MD (Rotor Clip Company, Inc.), 4000-93-ST-CD (Rotor Clip Company, Inc.), 5008-93-S-MD (Truarc Company Llc Dba Waldes Truarc), 5008-93MD (Truarc Company Llc Dba Waldes Truarc) and 4 more.

What NSN replaces 5325-00-846-1637?

There are 4 known substitutes for 5325-00-846-1637: 5325-00-598-1070, 5325-01-138-4644, 5325-01-256-2926 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4000-93-ST-CD?

Key specifications for 4000-93-ST-CD: Cross-Sectional Shape Style: RECTANGULAR; Material: STEEL COMP 1066 OR STEEL COMP 1069 OR STEEL COMP 1070 OR STEEL COMP 1072 OR STEEL COMP 1074 OR STEEL COMP 1075 OR STEEL COMP 1078 OR STEEL COMP 1080 OR STEEL COMP 1084 OR STEEL COMP 1086 OR STEEL COMP 1090; Material Document and Classification: FED STD 66 AISI 1066 OR 1069 OR 1070 OR 1072 OR 1074 OR 1075 OR 1078 OR 1080 OR 1084 OR 1086 OR 1090 FED STD SINGLE MATERIAL RESPONSE; Surface Treatment: CADMIUM AND CHROMATE. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-846-1637 still in active supply?

NSN 5325-00-846-1637 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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