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Technical Data Sheet
503-S 21 ✓ 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

CLAMP,ELECTRICAL CONDUCTOR,STRAI. Key specifications include material: STEEL OVERALL, point_type: CONVENTIONAL, point_angle: 118.0 DEGREES NOMINAL, shank_style: STRAIGHT ROUND, flute_length: 2.125 INCHES NOMINAL IN, overall_length: 3.250 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5133-00-189-9266, 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
503-S 21
NSN: 5133-00-189-9266
FSC: 5133
CAGE: 65400 — GREENFIELD INDUSTRIES INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
point_typeCONVENTIONAL
point_angle118.0 DEGREES NOMINAL
shank_styleSTRAIGHT ROUND
flute_length2.125 INCHES NOMINAL IN
flute_quantity2
overall_length3.250 INCHES NOMINAL IN
shank_diameter0.159 INCHES NOMINAL IN
special_featuresJOBBERS LG; WIRE SIZE 21
cutting_end_styleGENERAL PURPOSE
nominal_cutting_diameter0.1590 INCHES IN
cutting_rotation_directionRIGHT-HAND
NSN5133-00-189-9266
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available CLAMP,ELECTRICAL CONDUCTOR,STRAI TITLE COMPONENT PN 503-S 21 MFR CLAMP,ELECTRICAL CONDU
KEY FEATURES
CUTTING END STYLE: GENERAL PURPOSE
POINT ANGLE: 118.0 DEGREES NOMINAL
SHANK DIAMETER: 0.159 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA: 05047-ASME B94.11M PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
POINT TYPE: CONVENTIONAL
SHANK STYLE: STRAIGHT ROUND
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH3.250 INCHES NOMINAL IN
CUTTING END STYLEGENERAL PURPOSE
SPECIAL FEATURESJOBBERS LG; WIRE SIZE 21
POINT ANGLE118.0 DEGREES NOMINAL
SHANK DIAMETER0.159 INCHES NOMINAL IN
SPECIFICATION/STANDARD DATA05047-ASME B94.11M PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
POINT TYPECONVENTIONAL
SHANK STYLESTRAIGHT ROUND
CUTTING ROTATION DIRECTIONRIGHT-HAND
FLUTE LENGTH2.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 31
53N17Interchangeable
interchangeable cross-reference
interchangeable
24100Interchangeable
interchangeable cross-reference
interchangeable
A-A-665Interchangeable
interchangeable cross-reference
interchangeable
TT-E-488Interchangeable
interchangeable cross-reference
interchangeable
AA665-16OZ-CLEARInterchangeable
interchangeable cross-reference
interchangeable
1B4011Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 503-S 21?
503-S 21 is a CLAMP,ELECTRICAL CONDUCTOR,STRAI.
What parts can replace 503-S 21?
There are 31 known substitutes for 503-S 21: 53N17, 24100, A-A-665 and 28 more. Substitute compatibility should be verified for your specific system.
Is 503-S 21 still available?
503-S 21 is currently cancelled.
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