Military, Aviation, Parts and Components. National Stock Number, NSN, Part Number, Search, MCRL, MCRD, CHAR-DATA, Buy, Sell, Marketplace, Free Locator Service   Military and Aviation Parts           Welcome Guest    
Inventory Search                   
Log into the site
User Name: 
Password: 
Remember me!
 
 
 
 
 
Navigation Menu
Home
Request Quote
Parts Catalog
About ISO Parts
Register
 
Full NSN Database
Search Datasheets
Additional Resources
 
ISO 9001:2015 Registered
View our ISO 9001:2015 AS9120:2016 Certificate
NSN National Stock Number Search, Part Number Search, Cross-Reference, MCRD, MCRL, Military, Aviation Components, Technical Characteristics, Management DataSearch the National Stock Number (NSN)
Master Cross-Reference Database (MCRD)
 
By Part# :   
                                Enter First Part of Part Number with or without dashes,etc. (Punctuation Independent)
 
By NSN :   
                                Enter Full NSN or 9 Digit NIIN (Last 9 digits of NSN) (with or without dashes)
 
By Keywords :   
                                Enter Keywords To Search For Parts By Description and Characteristics
Details for NSN: 4520-21-877-2551

 ISO Parts Catalog
 
  Part Information
 
Part Name:  EXTENSION ASSEMBLY,
Shelf Life: 
Unit of Measure:  EA
Minimum Order Quantity: 
 
Federal Supply Class (FSC): 
4520 - Space and Water Heating Equipment
 

Associated Part Numbers

8590

4520218772551

218772551

21-877-2551
 
  Ordering Information
 
Pricing Only Displayed
When Logged In!!

Click Here To Log In.
 

   

 

 
  Part Images:         Related Documents




 

    



 Click To View Document
 
Part Number Alternate Description Manf. Qty Price
859-006             100     Click For Quote
859-012             100     Click For Quote
859-013             100     Click For Quote
859-014             100     Click For Quote
859-017             100     Click For Quote
859-018             100     Click For Quote
859-019             100     Click For Quote
859-020             100     Click For Quote
859-022             100     Click For Quote
859-023             100     Click For Quote
859-024             100     Click For Quote
859-025             100     Click For Quote
859-026             100     Click For Quote
859-027             100     Click For Quote
859-028             100     Click For Quote
859-029             100     Click For Quote
859-030             100     Click For Quote
859-031             100     Click For Quote
859-032             100     Click For Quote
859-036             100     Click For Quote
859-037             100     Click For Quote
859-038             100     Click For Quote
859-039             100     Click For Quote
859-040             100     Click For Quote
85900       FILTER      1     Click For Quote
 
 


Credit Cards Accepted - Government Cards Welcome   Credit Cards Accepted   Payment Terms Available On Request (Discretion Reserved)

   Privacy Policy

Copyright © ISO Parts, Inc. 2025

        Talk