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
 
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: 4820-01-257-2421

 ISO Parts Catalog

 
  Part Information
 
Part Name:  COUPLING,ACTUATOR-HANDWHEEL,VALV
Shelf Life: 
Unit of Measure:  EA
Minimum Order Quantity: 
 
Federal Supply Class (FSC): 
4820 - Valves, Nonpowered
 

Associated Part Numbers

QR4

57366-04

57366-4

4820012572421

012572421

01-257-2421

 
  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
5736649    5736649   SEAL      17     Click For Quote
CQR42A1KF682K3P    5910012617818   CAPACITOR      5     Click For Quote
71-223-969       QR48HS QUIK REL   PRECISION    1001     Click For Quote
FNQ-R-7-1/2       BUSFNQ-R-4   BUSSMANN /   520     Click For Quote
DP3R020RU32JQR400       CUT TAPE- Thund   JAE ELECTR   345     Click For Quote
FNQ-R-5       BUSFNQ-R-4   BUSSMANN /   90     Click For Quote
G1435883    FNQ-R-4/10   UL Class Fuse,    Eaton Buss   999     Click For Quote
G805736644    EX3304TCRDBK   Tool Cart, 4 Dr   Extreme To   999     Click For Quote
G1438245    FNQ-R-4   UL Class Fuse,    Eaton Buss   999     Click For Quote
G3490462    ATQR4   UL Class CC Fus   Mersen   999     Click For Quote
G305941524    X1E-CON-ORI-RSQ-   R-425 Square O-   X1 Tools   999     Click For Quote
6F117    FNQ-R-4   UL Class CC Fus   BUSSMANN   999     Click For Quote
4ZCE6    ATQR4   UL Class CC Fus   MERSEN   999     Click For Quote
4ZCE7    ATQR4-1/2   UL Class CC Fus   MERSEN   999     Click For Quote
4ZCC5    ATQR4/10   UL Class CC Fus   MERSEN   999     Click For Quote
1CV02    FNQ-R-4/10   UL Class CC Fus   BUSSMANN   999     Click For Quote
18D842    16100BPQR48   Gas Safety Kit:   DORMONT   999     Click For Quote
4XR86    1650BPQR48   Gas Connector K   DORMONT   999     Click For Quote
4XR87    1675BPQR48   Gas Connector K   DORMONT   999     Click For Quote
817L79    301-064   Winch Retrofit    SPALDING   999     Click For Quote
QR4233             999     Click For Quote
18D842    16100BPQR48   Gas Safety Kit:   DORMONT   999     Click For Quote
4XR86    1650BPQR48   Gas Connector K   DORMONT   999     Click For Quote
4XR87    1675BPQR48   Gas Connector K   DORMONT   999     Click For Quote
49ZU36    FNQ-R-4-1/2   UL Class CC Fus   BUSSMANN   999     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. 2026

       Talk