PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3330264 PIECE 27Ring,retaining

L3 Technologies, Inc. · NSN 5325-00-102-9621 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-102-9621 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-102-9621. Primary manufacturer part number: 3330264 PIECE 27.
Features
  • Ring,retaining — FSC 5325
  • Material: COPPER ALLOY
  • Usage Design: EXTERNAL
  • Cross-Sectional Shape Style: RECTANGULAR
  • Inside Diameter: 0.164 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
  • Ring Style: EXTERNAL
  • Casehardening Indicator: NOT CASEHARDENED
  • Major Thickness: 0.015 INCHES NOMINAL IN
Applications
  • Applications requiring Copper Alloy construction
General Description

The Ring,retaining, cataloged under National Stock Number 5325-00-102-9621, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is L3 Technologies, Inc.. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 8 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-00-102-9621
Primary Part Number3330264 PIECE 27
Item NameRing,retaining
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerL3 Technologies, Inc.
StatusACTIVE
MaterialCOPPER ALLOY
Usage DesignEXTERNAL
Cross-Sectional Shape StyleRECTANGULAR
Inside Diameter0.164 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN
Ring StyleEXTERNAL
Casehardening IndicatorNOT CASEHARDENED
Major Thickness0.015 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-151-5068105KRD9B INTERCHANGEABLE
Bearing,ball,duplex
Skf Usa Inc.
5325-00-164-4199 INTERCHANGEABLE
Ring,retaining
5315-00-285-889612553 INTERCHANGEABLE
Pin,grooved,headed
Triumph Engine Control Systems Llc
6210-00-299-40721255-03 INTERCHANGEABLE
Light,panel
Aerospace Lighting Corporation
5310-00-365-737512553 INTERCHANGEABLE
Washer,lock
Westinghouse Air Brake Technologies Corp Dba Westinghouse Air Brake Technologies Corp
5961-00-763-7891 INTERCHANGEABLE
Transistor
5325-00-903-7567 INTERCHANGEABLE
Ring,retaining
6640-01-026-98152947-3X1 INTERCHANGEABLE
Slide,microscope
Corning Glass Works
6680-01-140-8683 INTERCHANGEABLE
Indicator,electrical Tachometer
5325-01-146-08475100-18 INTERCHANGEABLE
Ring,retaining
Time Manufacturing Company Dba Time Manufacturing Company
Cross-Reference Index
Part NumberManufacturer
3330264 PIECE 27 L3 Technologies, Inc. (USA)
3100-18 Ametek Inc Div Aerospace and Defense (USA)
5100-18 L3 Technologies, Inc. (USA)
12553 Unison Industries Llc (USA)
5100-18 Virax S a (FRA)
A72361 Ballantyne of Omaha Inc. (USA)
5100-18 Truarc Company Llc Dba Waldes Truarc (USA)
12553 Unison Industries, Llc Dba Unison Industries Inc (USA)
107838-1 Raytheon Company (USA)
Related Parts
3110-00-151-5068INTERCHANGEABLE
BEARING,BALL,DUPLEX
105KRD9B
5325-00-164-4199INTERCHANGEABLE
RING,RETAINING
5315-00-285-8896INTERCHANGEABLE
PIN,GROOVED,HEADED
12553
6210-00-299-4072INTERCHANGEABLE
LIGHT,PANEL
1255-03
5310-00-365-7375INTERCHANGEABLE
WASHER,LOCK
12553
5961-00-763-7891INTERCHANGEABLE
TRANSISTOR
5325-00-903-7567INTERCHANGEABLE
RING,RETAINING
6640-01-026-9815INTERCHANGEABLE
SLIDE,MICROSCOPE
2947-3X1
6680-01-140-8683INTERCHANGEABLE
INDICATOR,ELECTRICAL TACHOMETER
5325-01-146-0847INTERCHANGEABLE
RING,RETAINING
5100-18
5930-01-339-4846INTERCHANGEABLE
SWITCH,PUSH
4810-01-501-6698INTERCHANGEABLE
VALVE,SOLENOID

Frequently Asked Questions

What is NSN 5325-00-102-9621?

NSN 5325-00-102-9621 is a Ring,retaining, manufactured by L3 Technologies, Inc., classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-00-102-9621?

NSN 5325-00-102-9621 has 9 cross-referenced part numbers: 3330264 PIECE 27 (L3 Technologies, Inc.), 3100-18 (Ametek Inc Div Aerospace and Defense), 5100-18 (L3 Technologies, Inc.), 12553 (Unison Industries Llc), 5100-18 (Virax S a) and 4 more.

What NSN replaces 5325-00-102-9621?

There are 12 known substitutes for 5325-00-102-9621: 3110-00-151-5068, 5325-00-164-4199, 5315-00-285-8896 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3330264 PIECE 27?

Key specifications for 3330264 PIECE 27: Material: COPPER ALLOY; Usage Design: EXTERNAL; Cross-Sectional Shape Style: RECTANGULAR; Inside Diameter: 0.164 INCHES MINIMUM AND 0.170 INCHES MAXIMUM IN. 7 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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