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Technical Data Sheet
12CRU ✓ 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

TANG BREAKOFF TOOL,SCREW THREAD. Key specifications include length: 0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM SQUARE END IN, material: STEEL OVERALL, thread_length: 2.125 INCHES MINIMUM AND 2.313 INCHES MAXIMUM IN, overall_length: 4.657 INCHES MINIMUM AND 4.719 INCHES MAXIMUM IN, shank_diameter: 0.695 INCHES MINIMUM AND 0.699 INCHES MAXIMUM IN, special_features: ROUGHING TAP FOR SCREW THREAD INSERT. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5136-00-987-9084, 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
12CRU
NSN: 5136-00-987-9084
FSC: 5136
CAGE: 01556 — STANLEY ENGINEERED FASTENING LLC (USA)
SPECIFICATIONS
length0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM SQUARE END IN
materialSTEEL OVERALL
thread_length2.125 INCHES MINIMUM AND 2.313 INCHES MAXIMUM IN
flute_quantity4
overall_length4.657 INCHES MINIMUM AND 4.719 INCHES MAXIMUM IN
shank_diameter0.695 INCHES MINIMUM AND 0.699 INCHES MAXIMUM IN
special_featuresROUGHING TAP FOR SCREW THREAD INSERT
style_designatorSTRAIGHT FLUTE
thread_directionRIGHT-HAND
thread_structureREGULAR
width_across_flats0.523 INCHES MINIMUM AND 0.529 INCHES MAXIMUM IN
starting_chamfer_typePLUG
NSN5136-00-987-9084
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available TANG BREAKOFF TOOL,SCREW THREAD TITLE COMPONENT PN 12CRU MFR TANG BREAKOFF TOOL,SCR
KEY FEATURES
STARTING CHAMFER TYPE: PLUG
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 2 CLASS
MATERIAL: STEEL OVERALL
LENGTH: 0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM SQUARE END IN
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 0.750-10 STI
THREAD FORMING METHOD: GROUND
TECHNICAL CHARACTERISTICS (FLIS)
STARTING CHAMFER TYPEPLUG
OVERALL LENGTH4.657 INCHES MINIMUM AND 4.719 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 2 CLASS
MATERIALSTEEL OVERALL
LENGTH0.719 INCHES MINIMUM AND 0.781 INCHES MAXIMUM SQUARE END IN
THREAD SIZE AND SERIES/TYPE DESIGNATOR0.750-10 STI
THREAD FORMING METHODGROUND
SPECIAL FEATURESROUGHING TAP FOR SCREW THREAD INSERT
STYLE DESIGNATORSTRAIGHT FLUTE
FLUTE QUANTITY4
VERIFIED SUBSTITUTES & CROSS-REFERENCES 15
4CRUInterchangeable
interchangeable cross-reference
interchangeable
MIL-T-21309 TY1CL2Interchangeable
interchangeable cross-reference
interchangeable
MIL-T-21309Interchangeable
interchangeable cross-reference
interchangeable
4FRUInterchangeable
interchangeable cross-reference
interchangeable
5FRUInterchangeable
interchangeable cross-reference
interchangeable
6CRUInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12CRU?
12CRU is a TANG BREAKOFF TOOL,SCREW THREAD.
What parts can replace 12CRU?
There are 15 known substitutes for 12CRU: 4CRU, MIL-T-21309 TY1CL2, MIL-T-21309 and 12 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12CRU?
12CRU is cataloged in the Federal Logistics Information System (FLIS) under NSN 5136-00-987-9084. This indicates validated use in U.S. government and defense supply chains.
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