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Technical Data Sheet
31-4890-1 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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Confirm exact part number — similar PNs may be different parts
PRODUCT OVERVIEW

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: STEEL, bore_type: STRAIGHT, key_width: 0.368 INCHES MINIMUM AND 0.372 INCHES MAXIMUM IN, face_width: 0.575 INCHES NOMINAL IN, bore_length: 1.370 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN, design_form: PLAIN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-640-2715, 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
31-4890-1
NSN: 3020-00-640-2715
FSC: 3020
CAGE: 80020 — NAVAL AIR WARFARE CENTER AIRCRAFT DIVISION JOINT BASE JBMDL (USA)
SPECIFICATIONS
materialSTEEL
quantity2
bore_typeSTRAIGHT
key_width0.368 INCHES MINIMUM AND 0.372 INCHES MAXIMUM IN
face_width0.575 INCHES NOMINAL IN
bore_length1.370 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
design_formPLAIN
tooth_pitch1.000 INCHES NOMINAL IN
keyway_width0.375 INCHES NOMINAL IN
bore_diameter1.749 INCHES MINIMUM AND 1.751 INCHES MAXIMUM IN
overall_length1.370 INCHES MINIMUM AND 1.375 INCHES MAXIMUM IN
pitch_diameter5.126 INCHES NOMINAL IN
NSN3020-00-640-2715
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CONNECTOR,RECEPTACLE,ELECTRICAL TITLE COMPONENT PN 31-4890-1 MFR CONNECTOR,RECEPTACLE,E
KEY FEATURES
TEETH ROW QUANTITY: 1
HARDNESS RATING TEST METHOD: NOT RATED
FACE WIDTH: 0.575 INCHES NOMINAL IN
KEYING FACILITY TYPE: KEYWAY
KEY WIDTH: 0.368 INCHES MINIMUM AND 0.372 INCHES MAXIMUM IN
FURNISHED ITEMS: KEYING FACILITY
BORE DIAMETER: 1.749 INCHES MINIMUM AND 1.751 INCHES MAXIMUM IN
DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY: 1.041 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
TEETH ROW QUANTITY1
HARDNESS RATING TEST METHODNOT RATED
FACE WIDTH0.575 INCHES NOMINAL IN
KEYING FACILITY TYPEKEYWAY
KEY WIDTH0.368 INCHES MINIMUM AND 0.372 INCHES MAXIMUM IN
FURNISHED ITEMSKEYING FACILITY
BORE DIAMETER1.749 INCHES MINIMUM AND 1.751 INCHES MAXIMUM IN
DISTANCE FROM CENTER OF BORE TO BOTTOM OF KEYWAY1.041 INCHES NOMINAL IN
PITCH DIAMETER5.126 INCHES NOMINAL IN
OUTSIDE DIAMETER5.627 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
565972Interchangeable
interchangeable cross-reference
interchangeable
31-4890-1Interchangeable
interchangeable cross-reference
interchangeable
10684234Interchangeable
interchangeable cross-reference
interchangeable
RC80TYPEB16TEETHInterchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 31-4890-1?
31-4890-1 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 31-4890-1?
There are 4 known substitutes for 31-4890-1: 565972, 31-4890-1, 10684234 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 31-4890-1?
31-4890-1 is cataloged in the Federal Logistics Information System (FLIS) under NSN 3020-00-640-2715. This indicates validated use in U.S. government and defense supply chains.
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