PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

163428Ring,retaining

Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division · NSN 5325-00-680-4619 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-680-4619 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-680-4619. Primary manufacturer part number: 163428.
Features
  • Ring,retaining — FSC 5325
  • Major Thickness: 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
  • Usage Design: EXTERNAL
  • Cross-Sectional Shape Style: RECTANGULAR
  • End Play Takeup: 0.015 INCHES NOMINAL IN
  • Material: STEEL
  • Nondefinitive Spec/std Data: MS16628-1025 REFERENCE NUMBER
  • Material Document and Classification: FED STD 66,FS1066 THRU FS1090 FED STD SINGLE MATERIAL RESPONSE
Applications
  • Applications requiring Steel construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-680-4619, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5325-00-680-4619
Primary Part Number163428
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerCurtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division
StatusCANCELLED
Major Thickness0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN
Usage DesignEXTERNAL
Cross-Sectional Shape StyleRECTANGULAR
End Play Takeup0.015 INCHES NOMINAL IN
MaterialSTEEL
Nondefinitive Spec/std DataMS16628-1025 REFERENCE NUMBER
Material Document and ClassificationFED STD 66,FS1066 THRU FS1090 FED STD SINGLE MATERIAL RESPONSE
Surface TreatmentCADMIUM AND CHROMATE
Material Hardness Rating69.5 ROCKWELL SUPERFICIAL 30-N MINIMUM AND 73.0 ROCKWELL SUPERFICIAL 30-N MAXIMUM
Casehardening IndicatorNOT CASEHARDENED
Ring StyleEXTERNAL BOWED
Inside Diameter0.221 INCHES MINIMUM AND 0.227 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 2
5940-01-430-711605309 INTERCHANGEABLE
Adapter,battery Terminal
East Penn Manufacturing Co. Dba East Penn Manufacturing Co Inc
6515-01-626-6395 INTERCHANGEABLE
Intraosseous Infusion System
Cross-Reference Index
Part NumberManufacturer
163428 Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division (USA)
5101-25-S-MD Truarc Company Llc Dba Waldes Truarc (USA)
5101-25-S-MD Rotor Clip Company, Inc. (USA)
5101-25MD Truarc Company Llc Dba Waldes Truarc (USA)
5101-25M1 Truarc Company Llc Dba Waldes Truarc (USA)
0510-0034 Hewlett-Packard Company Dba HP (USA)
3101-12-ST-CD Truarc Co Llc (USA)
A332-290 Avionics Specialties, Inc. (USA)
5325006804619 E.c.a Etablissement Centrald'approvisionnement Des Forces Armee
3101-25STCD Truarc Co Llc (USA)
0530-9 Lockheed Martin Corporation Div Rms - Mitchel Field (USA)
5101-25MD Rotor Clip Company, Inc. (USA)
MS16628-1025 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
362-1014P5 Raytheon Company Div Corp (USA)
0530-9 Lockheed Martin Corporation Div Rms (USA)
Related Parts
5940-01-430-7116INTERCHANGEABLE
ADAPTER,BATTERY TERMINAL
05309
6515-01-626-6395INTERCHANGEABLE
INTRAOSSEOUS INFUSION SYSTEM

Frequently Asked Questions

What is NSN 5325-00-680-4619?

NSN 5325-00-680-4619 is a Ring,retaining, manufactured by Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division, classified under FSC 5325 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5325-00-680-4619?

NSN 5325-00-680-4619 has 15 cross-referenced part numbers: 163428 (Curtiss-Wright Controls, Inc. Dba Curtiss Wright Div Actuation Division), 5101-25-S-MD (Truarc Company Llc Dba Waldes Truarc), 5101-25-S-MD (Rotor Clip Company, Inc.), 5101-25MD (Truarc Company Llc Dba Waldes Truarc), 5101-25M1 (Truarc Company Llc Dba Waldes Truarc) and 10 more.

What NSN replaces 5325-00-680-4619?

There are 2 known substitutes for 5325-00-680-4619: 5940-01-430-7116, 6515-01-626-6395. Verify interchangeability with system specifications before substitution.

What are the specifications of 163428?

Key specifications for 163428: Major Thickness: 0.023 INCHES MINIMUM AND 0.027 INCHES MAXIMUM IN; Usage Design: EXTERNAL; Cross-Sectional Shape Style: RECTANGULAR; End Play Takeup: 0.015 INCHES NOMINAL IN. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5325-00-680-4619 still in active supply?

NSN 5325-00-680-4619 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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