Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include material: PLASTIC, design_type: THREADED, thread_class: 2A A, overall_diameter: 0.620 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN, special_features: DIMPLED SHOULDER DRIVE TYPE, features_provided: SHOULDER. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-050-4861, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
WHERE IT FITS
M5501/1-R4
NSN:5340-01-050-4861 FSC:5340 CAGE:81349 — MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
material
PLASTIC
design_type
THREADED
thread_class
2A A
overall_diameter
0.620 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN
special_features
DIMPLED SHOULDER DRIVE TYPE
features_provided
SHOULDER
thread_size_and_series/type_designator
7/16-20 UNF
opening_inside_diameter_for_which_designed
0.250 INCHES NOMINAL IN
connector_nominal_thread_size_for_which_designed
0.438 INCHES IN
NSN
5340-01-050-4861
COMPONENT DIAGRAM
KEY FEATURES
•
OVERALL DIAMETER: 0.620 INCHES MINIMUM AND 0.810 INCHES MAXIMUM IN
•
OPENING INSIDE DIAMETER FOR WHICH DESIGNED: 0.250 INCHES NOMINAL IN
•
FEATURES PROVIDED: SHOULDER
•
THREAD CLASS: 2A A
•
CONNECTOR NOMINAL THREAD SIZE FOR WHICH DESIGNED: 0.438 INCHES IN
•
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 7/16-20 UNF
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FREQUENTLY ASKED QUESTIONS
What is M5501/1-R4?
M5501/1-R4 is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What parts can replace M5501/1-R4?
There are 25 known substitutes for M5501/1-R4: 5340PL1866828, 81584, 10160009 and 22 more. Substitute compatibility should be verified for your specific system.
What is the NSN for M5501/1-R4?
M5501/1-R4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-01-050-4861. This indicates validated use in U.S. government and defense supply chains.
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