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Technical Data Sheet
12-71688 ✓ 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 REACTOR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, inclosure_type: FULLY INCLOSED, style_designator: REPLACEABLE DIEHEADS, thread_direction: RIGHT-HAND, ratchet_mechanism: NONREVERSIBLE, head_adjustability: NONADJUSTABLE. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5136-00-199-7681, 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
12-71688
NSN: 5136-00-199-7681
FSC: 5136
CAGE: 55921 — CURTIS-TOLEDO, INC. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_quantity9
inclosure_typeFULLY INCLOSED
style_designatorREPLACEABLE DIEHEADS
thread_directionRIGHT-HAND
ratchet_mechanismNONREVERSIBLE
head_adjustabilityNONADJUSTABLE
thread_size_and_series/type_designator0.125-27 NPT AND 0.250-18 NPT AND 0.375-18 NPT AND 0.500-14 NPT AND 0.750-14 NPT AND 1.000-1-1-1/2 NPT AND 1.250-11-1/2 NPT AND 1.500-11-1/2 NPT AND 2.000-11-1/2 NPT
NSN5136-00-199-7681
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available REACTOR TITLE COMPONENT PN 12-71688 MFR REACTOR
KEY FEATURES
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 0.125-27 NPT AND 0.250-18 NPT AND 0.375-18 NPT AND 0.500-14 NPT AND 0.750-14 NPT AND 1.000-1-1-1/2 NPT AND 1.250-11-1/2 NPT AND 1.500-11-1/2 NPT AND 2.000-11-1/2 NPT
RATCHET MECHANISM: NONREVERSIBLE
HEAD QUANTITY: 9
MATERIAL: STEEL OVERALL
HEAD ADJUSTABILITY: NONADJUSTABLE
STYLE DESIGNATOR: REPLACEABLE DIEHEADS
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SIZE AND SERIES/TYPE DESIGNATOR0.125-27 NPT AND 0.250-18 NPT AND 0.375-18 NPT AND 0.500-14 NPT AND 0.750-14 NPT AND 1.000-1-1-1/2 NPT AND 1.250-11-1/2 NPT AND 1.500-11-1/2 NPT AND 2.000-11-1/2 NPT
RATCHET MECHANISMNONREVERSIBLE
HEAD QUANTITY9
MATERIALSTEEL OVERALL
HEAD ADJUSTABILITYNONADJUSTABLE
MATERIALSTEEL OVERALL
THREAD SIZE AND SERIES/TYPE DESIGNATOR0.125-27 NPT AND 0.250-18 NPT AND 0.375-18 NPT AND 0.500-14 NPT AND 0.750-14 NPT AND 1.000-1-1-1/2 NPT AND 1.250-11-1/2 NPT AND 1.500-11-1/2 NPT AND 2.000-11-1/2 NPT
STYLE DESIGNATORREPLACEABLE DIEHEADS
RATCHET MECHANISMNONREVERSIBLE
HEAD ADJUSTABILITYNONADJUSTABLE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
1-2 RInterchangeable
Wash34
interchangeable
120384Interchangeable
Wash34
interchangeable
3494206Interchangeable
interchangeable cross-reference
interchangeable
16011Interchangeable
interchangeable cross-reference
interchangeable
043-1047-20Interchangeable
interchangeable cross-reference
interchangeable
32.710Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12-71688?
12-71688 is a REACTOR.
What parts can replace 12-71688?
There are 8 known substitutes for 12-71688: 1-2 R, 120384, 3494206 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12-71688?
12-71688 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5136-00-199-7681. This indicates validated use in U.S. government and defense supply chains.
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