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Technical Data Sheet
311-1990 ✓ 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: 135.0 DEGREES NOMINAL, shank_style: EXTERNALLY THREADED W/HEX NUT, flute_length: 1.125 INCHES NOMINAL IN, overall_length: 2.125 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 5133-01-332-2506, 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
311-1990
NSN: 5133-01-332-2506
FSC: 5133
CAGE: 62996 — WETMORE TOOL AND ENGINEERING COMPANY DBA WETMORE CUTTING TOOLS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
point_typeSPLIT
point_angle135.0 DEGREES NOMINAL
shank_styleEXTERNALLY THREADED W/HEX NUT
flute_length1.125 INCHES NOMINAL IN
flute_quantity2
overall_length2.125 INCHES NOMINAL IN
thread_quantity28 PER INCH
special_featuresTHREADED HEX SHANK; LONG LENGTH; WIRE SIZE 8
cutting_end_styleGENERAL PURPOSE
supplementary_featuresO/A LENGTH DOES NOT INCLUDE THE THREAD LENGTH PAST THE HEXAGON NUT, THREADS = 1/4 IN. (+1/16 IN.) IN
nominal_thread_diameter0.250 INCHES IN
NSN5133-01-332-2506
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available DRILL,TWIST TITLE COMPONENT PN 311-1990 MFR DRILL,TWIST
KEY FEATURES
POINT ANGLE: 135.0 DEGREES NOMINAL
MATERIAL: STEEL OVERALL
SUPPLEMENTARY FEATURES: O/A LENGTH DOES NOT INCLUDE THE THREAD LENGTH PAST THE HEXAGON NUT, THREADS = 1/4 IN. (+1/16 IN.) IN
NONDEFINITIVE SPEC/STD DATA: B TYPE AND 8 SIZE
SPECIFICATION/STANDARD DATA: 80205-NAS907 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
THREAD SERIES DESIGNATOR: UNF
CUTTING END STYLE: GENERAL PURPOSE
TECHNICAL CHARACTERISTICS (FLIS)
POINT ANGLE135.0 DEGREES NOMINAL
MATERIALSTEEL OVERALL
SUPPLEMENTARY FEATURESO/A LENGTH DOES NOT INCLUDE THE THREAD LENGTH PAST THE HEXAGON NUT, THREADS = 1/4 IN. (+1/16 IN.) IN
NONDEFINITIVE SPEC/STD DATAB TYPE AND 8 SIZE
SPECIFICATION/STANDARD DATA80205-NAS907 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
THREAD SERIES DESIGNATORUNF
OVERALL LENGTH2.125 INCHES NOMINAL IN
CUTTING END STYLEGENERAL PURPOSE
POINT TYPESPLIT
FLUTE LENGTH1.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
29-728Interchangeable
interchangeable cross-reference
interchangeable
29-177Interchangeable
interchangeable cross-reference
interchangeable
32865Interchangeable
interchangeable cross-reference
interchangeable
NAS965 TYBSZ8Interchangeable
interchangeable cross-reference
interchangeable
1990Interchangeable
interchangeable cross-reference
interchangeable
211-1990Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 311-1990?
311-1990 is a DRILL,TWIST.
What parts can replace 311-1990?
There are 7 known substitutes for 311-1990: 29-728, 29-177, 32865 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 311-1990?
311-1990 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5133-01-332-2506. This indicates validated use in U.S. government and defense supply chains.
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