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Technical Data Sheet
2AT546 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
Verify manufacturer and server generation compatibility Check if Option PN or Spare PN — same part, different channel
Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

The CONNECTOR,PLUG,ELECTRICAL is a the manufacturer industrial component. Key specifications include color: YELLOW, material: COPPER ALLOY 377 OVERALL, thread_length: 0.500 INCHES NOMINAL IN, overall_height: 1.000 INCHES NOMINAL IN, thread_diameter: 4.000 INCHES NOMINAL IN, outside_diameter: 5.250 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 2590-01-165-0763, 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
2AT546
NSN: 2590-01-165-0763
FSC: 2590
CAGE: 75Q65 — OSHKOSH DEFENSE LLC (USA)
SPECIFICATIONS
colorYELLOW
materialCOPPER ALLOY 377 OVERALL
thread_length0.500 INCHES NOMINAL IN
overall_height1.000 INCHES NOMINAL IN
thread_diameter4.000 INCHES NOMINAL IN
outside_diameter5.250 INCHES NOMINAL IN
style_designatorNON-VENTED THREADED TYPE (INTERNAL)
retaining_device_typeCHAIN AND WIRE HOOK
pressure_relief_methodAUTOMATIC
end_item_identificationHEMTT FAMILY (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS)
thread_series_designatorNPT
system_for_which_designedPRESSURIZED
NSN2590-01-165-0763
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,PLUG,ELECTRICAL TITLE COMPONENT PN 2AT546 MFR CONNECTOR,PLUG,ELECTRI
KEY FEATURES
STYLE DESIGNATOR: NON-VENTED THREADED TYPE (INTERNAL)
MATERIAL: COPPER ALLOY 377 OVERALL
COLOR: YELLOW
THREAD SERIES DESIGNATOR: NPT
PRESSURE RELIEF METHOD: AUTOMATIC
SYSTEM FOR WHICH DESIGNED: PRESSURIZED
THREAD LENGTH: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONHEMTT FAMILY (HEAVY EXPANDED MOBILITY TACTICAL TRUCKS)
STYLE DESIGNATORNON-VENTED THREADED TYPE (INTERNAL)
MATERIALCOPPER ALLOY 377 OVERALL
COLORYELLOW
THREAD SERIES DESIGNATORNPT
PRESSURE RELIEF METHODAUTOMATIC
SYSTEM FOR WHICH DESIGNEDPRESSURIZED
THREAD LENGTH0.500 INCHES NOMINAL IN
OVERALL HEIGHT1.000 INCHES NOMINAL IN
RETAINING DEVICE TYPECHAIN AND WIRE HOOK
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
43852Interchangeable
interchangeable cross-reference
interchangeable
343Interchangeable
interchangeable cross-reference
interchangeable
AP250C4SInterchangeable
interchangeable cross-reference
interchangeable
0S4473Interchangeable
interchangeable cross-reference
interchangeable
C3571Interchangeable
interchangeable cross-reference
interchangeable
1339300Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2AT546?
2AT546 is a CONNECTOR,PLUG,ELECTRICAL.
What parts can replace 2AT546?
There are 8 known substitutes for 2AT546: 43852, 343, AP250C4S and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2AT546?
2AT546 is cataloged in the Federal Logistics Information System (FLIS) under NSN 2590-01-165-0763. This indicates validated use in U.S. government and defense supply chains.
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