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Technical Data Sheet
PartsTable / COMPONENT / 646-5/16-INS
646-5/16-INS ✓ 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 646-5/16-INS is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-01-688-3173, 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
646-5/16-INS
NSN: 5120-01-688-3173
FSC: 5120
CAGE: 75347 — KLEIN TOOLS INC (USA)
SPECIFICATIONS
Part Number646-5/16-INS
NSN5120-01-688-3173
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available 646-5/16-INS TITLE COMPONENT PN 646-5/16-INS MFR 646-5/16-INS
KEY FEATURES
•
SPECIFICATION/STANDARD DATA: 05047-ASME B107.12 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
•
SHAFT LENGTH: 6.0 INCHES NOMINAL IN
•
WRENCHING SURFACE SIZE: 0.312 INCHES NOMINAL FIRST END IN
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 2 CLASS AND B STYLE
TECHNICAL CHARACTERISTICS (FLIS)
SPECIFICATION/STANDARD DATA05047-ASME B107.12 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
SHAFT LENGTH6.0 INCHES NOMINAL IN
OVERALL LENGTH9.750 INCHES NOMINAL IN
END ITEM IDENTIFICATION5865-01-515-0444
WRENCHING SURFACE SIZE0.312 INCHES NOMINAL FIRST END IN
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 2 CLASS AND B STYLE
SPECIAL FEATURESTIP IDENT QUICKLY IDENTIFIES NUTDRIVER SIZE AND 1000V INSULATED V
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
630-5/16 KLEINInterchangeable
interchangeable cross-reference
interchangeable
B107.12 TY1CL2STBInterchangeable
interchangeable cross-reference
interchangeable
630-5/16Interchangeable
interchangeable cross-reference
interchangeable
630-3/8 KLEINInterchangeable
interchangeable cross-reference
interchangeable
B107.12Interchangeable
interchangeable cross-reference
interchangeable
630-1/4 KLEINInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 646-5/16-INS?
646-5/16-INS is a 646-5/16-INS.
What parts can replace 646-5/16-INS?
There are 13 known substitutes for 646-5/16-INS: 630-5/16 KLEIN, B107.12 TY1CL2STB, 630-5/16 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 646-5/16-INS?
646-5/16-INS is cataloged in the Federal Logistics Information System (FLIS) under NSN 5120-01-688-3173. This indicates validated use in U.S. government and defense supply chains.
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PartsTable Design LLC · partstable.com
Last verified: July 2026