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Technical Data Sheet
31521 ✓ Verified by PartsTable
InLine · 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 RESISTOR,FIXED,WIRE WOUND is a InLine industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT CHAMFER, head_height: 0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN, thread_length: 0.313 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 1650-00-497-7296, 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
31521
NSN: 1650-00-497-7296
FSC: 1650
CAGE: 64829 — ARVINMERITOR INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT CHAMFER
head_height0.185 INCHES MINIMUM AND 0.190 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.303 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
thread_length0.313 INCHES NOMINAL IN
fastener_length0.375 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_across_flats0.156 INCHES NOMINAL IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.190 INCHES IN
thread_quantity_per_inch32
NSN1650-00-497-7296
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR MFR: InLine RESISTOR,FIXED,WIRE WOUND TITLE COMPONENT PN 31521 MFR InLine RESISTOR,FIXED,WIRE WO
KEY FEATURES
MATERIAL: PAPER AND ALUMINUM ALLOY
TECHNICAL CHARACTERISTICS (FLIS)
SPECIAL FEATURESRADIAL FINNED SINGLE FILTERING MEDIA RESPONSE DESIGN;REUSABLE DESIGN TYPE;APPLICATION IS HYDRAULIC SYSTEM COMPONENT, AIRCRAFT
MATERIALPAPER AND ALUMINUM ALLOY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
5416Interchangeable
interchangeable cross-reference
interchangeable
H5416Interchangeable
interchangeable cross-reference
interchangeable
28075Interchangeable
interchangeable cross-reference
interchangeable
52905Interchangeable
interchangeable cross-reference
interchangeable
52905AInterchangeable
interchangeable cross-reference
interchangeable
SMB148522Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 31521?
31521 is a RESISTOR,FIXED,WIRE WOUND manufactured by InLine.
What parts can replace 31521?
There are 23 known substitutes for 31521: 5416, H5416, 28075 and 20 more. Substitute compatibility should be verified for your specific system.
Is 31521 still available?
31521 is currently cancelled.
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