PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

5144-25MDRing,retaining

Truarc Company Llc Dba Waldes Truarc · NSN 5325-00-763-0340 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-763-0340 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-763-0340. Primary manufacturer part number: 5144-25MD.
Features
  • Ring,retaining — FSC 5325
  • Material: STEEL
  • Surface Treatment: CADMIUM AND CHROMATE
  • Material Document and Classification: FED STD NO. 66 AISI/SAE 1065 THRU 1090 FED STD SINGLE MATERIAL RESPONSE
  • Cross-Sectional Shape Style: RECTANGULAR
  • Casehardening Indicator: NOT CASEHARDENED
  • Major Thickness: 0.023 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
  • Ring Style: E
Applications
  • Applications requiring Steel construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-763-0340, 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 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 6 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
NSN5325-00-763-0340
Primary Part Number5144-25MD
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerTruarc Company Llc Dba Waldes Truarc
StatusCANCELLED
MaterialSTEEL
Surface TreatmentCADMIUM AND CHROMATE
Material Document and ClassificationFED STD NO. 66 AISI/SAE 1065 THRU 1090 FED STD SINGLE MATERIAL RESPONSE
Cross-Sectional Shape StyleRECTANGULAR
Casehardening IndicatorNOT CASEHARDENED
Major Thickness0.023 INCHES MINIMUM AND 0.029 INCHES MAXIMUM IN
Ring StyleE
Usage DesignEXTERNAL
Inside Diameter0.201 INCHES MINIMUM AND 0.207 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
5950-00-240-1309860444 INTERCHANGEABLE
Transformer,pulse
Raytheon Company Dba Raytheon
5930-00-755-34408781K11 INTERCHANGEABLE
Switch,toggle
Safran Power Usa, Llc
5305-00-788-373512957 INTERCHANGEABLE
Screw,machine
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
3040-01-344-639612957 INTERCHANGEABLE
Shaft,straight
DP Manufacturing Inc.
Cross-Reference Index
Part NumberManufacturer
5144-25MD Truarc Company Llc Dba Waldes Truarc (USA)
MS3215-1025 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
340-0918-000 Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems (USA)
12957 Zf Industrieantriebe Witten Gmbh (DEU)
1200-25STCD Truarc Co Llc (USA)
R271NAB0025NN056NNPF1 The American Society of Mechanical Engineers (USA)
Related Parts
5950-00-240-1309INTERCHANGEABLE
TRANSFORMER,PULSE
860444
5930-00-755-3440INTERCHANGEABLE
SWITCH,TOGGLE
8781K11
5305-00-788-3735INTERCHANGEABLE
SCREW,MACHINE
12957
3040-01-344-6396INTERCHANGEABLE
SHAFT,STRAIGHT
12957

Frequently Asked Questions

What is NSN 5325-00-763-0340?

NSN 5325-00-763-0340 is a Ring,retaining, manufactured by Truarc Company Llc Dba Waldes Truarc, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-763-0340?

NSN 5325-00-763-0340 has 6 cross-referenced part numbers: 5144-25MD (Truarc Company Llc Dba Waldes Truarc), MS3215-1025 (Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M), 340-0918-000 (Rockwell Collins, Inc. Div Collins Aerospace - Mission Systems), 12957 (Zf Industrieantriebe Witten Gmbh), 1200-25STCD (Truarc Co Llc) and 1 more.

What NSN replaces 5325-00-763-0340?

There are 4 known substitutes for 5325-00-763-0340: 5950-00-240-1309, 5930-00-755-3440, 5305-00-788-3735 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 5144-25MD?

Key specifications for 5144-25MD: Material: STEEL; Surface Treatment: CADMIUM AND CHROMATE; Material Document and Classification: FED STD NO. 66 AISI/SAE 1065 THRU 1090 FED STD SINGLE MATERIAL RESPONSE; Cross-Sectional Shape Style: RECTANGULAR. 9 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-763-0340 still in active supply?

NSN 5325-00-763-0340 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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