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Technical Data Sheet
381-640 ✓ Verified by PartsTable
· COMPONENT
WHAT YOU NEED TO KNOW
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PRODUCT OVERVIEW

The DRILL,TWIST is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, point_type: SPLIT, point_angle: 118.0 DEGREES NOMINAL, shank_style: STRAIGHT ROUND, flute_length: 4.500 INCHES NOMINAL IN, overall_length: 6.000 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5133-01-095-6649, 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
381-640
NSN: 5133-01-095-6649
FSC: 5133
CAGE: 48521 — COLT INDUSTRIES OPERATING CORP PRATT AND WHITNEY MACHINE TOOL DIV
SPECIFICATIONS
materialSTEEL OVERALL
point_typeSPLIT
point_angle118.0 DEGREES NOMINAL
shank_styleSTRAIGHT ROUND
flute_length4.500 INCHES NOMINAL IN
flute_quantity2
overall_length6.000 INCHES NOMINAL IN
shank_diameter0.500 INCHES NOMINAL IN
special_featuresJOBBERS LG; FRACTIONAL SIZE 1/2
cutting_end_styleGENERAL PURPOSE
surface_treatmentOXIDE FILM OVERALL
nominal_cutting_diameter0.5000 INCHES IN
NSN5133-01-095-6649
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DRILL,TWIST TITLE COMPONENT PN 381-640 MFR DRILL,TWIST
KEY FEATURES
SHANK STYLE: STRAIGHT ROUND
FLUTE LENGTH: 4.500 INCHES NOMINAL IN
POINT ANGLE: 118.0 DEGREES NOMINAL
MATERIAL: STEEL OVERALL
NONDEFINITIVE SPEC/STD DATA: A TYPE
DEPARTURE FROM CITED DOCUMENT: AS MODIFIED BY SURFACE TREATMENT
SURFACE TREATMENT: OXIDE FILM OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
SHANK STYLESTRAIGHT ROUND
FLUTE LENGTH4.500 INCHES NOMINAL IN
SPECIAL FEATURESJOBBERS LG; FRACTIONAL SIZE 1/2
POINT ANGLE118.0 DEGREES NOMINAL
MATERIALSTEEL OVERALL
NONDEFINITIVE SPEC/STD DATAA TYPE
DEPARTURE FROM CITED DOCUMENTAS MODIFIED BY SURFACE TREATMENT
SURFACE TREATMENTOXIDE FILM OVERALL
SPECIFICATION/STANDARD DATA80205-NAS907 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
CUTTING END STYLEGENERAL PURPOSE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
138526Interchangeable
interchangeable cross-reference
interchangeable
MILW6986TYPEAInterchangeable
interchangeable cross-reference
interchangeable
04240ABInterchangeable
interchangeable cross-reference
interchangeable
14942-192Interchangeable
interchangeable cross-reference
interchangeable
13110PC187Interchangeable
interchangeable cross-reference
interchangeable
D1020230Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 381-640?
381-640 is a DRILL,TWIST.
What parts can replace 381-640?
There are 21 known substitutes for 381-640: 138526, MILW6986TYPEA, 04240AB and 18 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 381-640?
381-640 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5133-01-095-6649. This indicates validated use in U.S. government and defense supply chains.
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