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Technical Data Sheet
A-A-2490 ✓ 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

RESISTOR,VARIABLE,NONWIRE WOUND,. Key specifications include material: COPPER ALLOY OVERALL, overall_length: 7.500 INCHES MINIMUM IN, special_markings: WRENCH SIZE, style_designator: SHALLOW ANGULAR OFFSET DOUBLE HEAD, features_provided: NONMAGNETIC AND NONSPARKING, wrenching_surface_size: 0.500 INCHES NOMINAL SECOND END 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 5120-00-274-9653, 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
A-A-2490
NSN: 5120-00-274-9653
FSC: 5120
CAGE: 58536 — FEDERAL COMMERCIAL ITEM DESCRIPTION PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
overall_length7.500 INCHES MINIMUM IN
special_markingsWRENCH SIZE
style_designatorSHALLOW ANGULAR OFFSET DOUBLE HEAD
features_providedNONMAGNETIC AND NONSPARKING
wrenching_surface_size0.500 INCHES NOMINAL SECOND END IN
wrenching_surface_shape12 POINT BOTH ENDS INTERNAL
large_end_head_thickness0.359 INCHES MAXIMUM IN
small_end_head_thickness0.359 INCHES MAXIMUM IN
large_end_outside_diameter0.844 INCHES MAXIMUM IN
small_end_outside_diameter0.734 INCHES MAXIMUM IN
wrenching_end_offset_angle15.0 DEGREES NOMINAL
NSN5120-00-274-9653
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available RESISTOR,VARIABLE,NONWIRE WOUND, TITLE COMPONENT PN A-A-2490 MFR RESISTOR,VARIABLE,NONW
KEY FEATURES
LARGE END HEAD THICKNESS: 0.375 INCHES MAXIMUM IN
SMALL END HEAD THICKNESS: 0.375 INCHES MAXIMUM IN
WRENCHING SURFACE SHAPE: 12 POINT BOTH ENDS INTERNAL
MATERIAL: COPPER ALLOY OVERALL
WRENCHING SURFACE SIZE: 0.562 INCHES NOMINAL SECOND END IN
STYLE DESIGNATOR: SHALLOW ANGULAR OFFSET DOUBLE HEAD
FEATURES PROVIDED: NONMAGNETIC AND NONSPARKING
SPECIAL MARKINGS: WRENCH SIZE
TECHNICAL CHARACTERISTICS (FLIS)
LARGE END HEAD THICKNESS0.375 INCHES MAXIMUM IN
SMALL END HEAD THICKNESS0.375 INCHES MAXIMUM IN
WRENCHING SURFACE SHAPE12 POINT BOTH ENDS INTERNAL
MATERIALCOPPER ALLOY OVERALL
WRENCHING SURFACE SIZE0.562 INCHES NOMINAL SECOND END IN
STYLE DESIGNATORSHALLOW ANGULAR OFFSET DOUBLE HEAD
FEATURES PROVIDEDNONMAGNETIC AND NONSPARKING
SPECIAL MARKINGSWRENCH SIZE
WRENCHING SURFACE SIZE0.500 INCHES NOMINAL FIRST END IN
WRENCHING END OFFSET ANGLE15.0 DEGREES NOMINAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
MIL-W-19928 TY2Interchangeable
interchangeable cross-reference
interchangeable
WO-7/16X1/2Interchangeable
interchangeable cross-reference
interchangeable
8424967-2Interchangeable
interchangeable cross-reference
interchangeable
A-A-2493Interchangeable
interchangeable cross-reference
interchangeable
W-720Interchangeable
interchangeable cross-reference
interchangeable
W-732Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-A-2490?
A-A-2490 is a RESISTOR,VARIABLE,NONWIRE WOUND,.
What parts can replace A-A-2490?
There are 17 known substitutes for A-A-2490: MIL-W-19928 TY2, WO-7/16X1/2, 8424967-2 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-A-2490?
A-A-2490 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-00-274-9653. This indicates validated use in U.S. government and defense supply chains.
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