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PartsTable / COMPONENT / IRWIN 20/49905
IRWIN 20/49905 ✓ 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 IRWIN 20/49905 is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5133-01-388-9901, 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
IRWIN 20/49905
NSN: 5133-01-388-9901
FSC: 5133
CAGE: Z6P26 — SOUTHERN CROSS INDUSTRIAL SUPPLIES PTY LTD (AUS)
SPECIFICATIONS
Part NumberIRWIN 20/49905
NSN5133-01-388-9901
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available IRWIN 20/49905 TITLE COMPONENT PN IRWIN 20/49905 MFR IRWIN 20/49905
KEY FEATURES
•
WIDTH ACROSS FLATS: 0.2187 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
SHANK STYLE: HEXAGON
•
NOMINAL CUTTING DIAMETER: 0.3125 INCHES IN
•
CUTTING END STYLE: HOLLOW CENTER SINGLE TWIST W/SCREW POINT
•
TWIST LENGTH: 4.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH ACROSS FLATS0.2187 INCHES NOMINAL IN
SPECIAL FEATURESCOARSE SCREW POINT; FOR USE IN 3/8 IN. OR LARGER ELECTRIC DRILLS OR HAND BRACES IN
MATERIALSTEEL OVERALL
SHANK STYLEHEXAGON
OVERALL LENGTH7.500 INCHES NOMINAL IN
NOMINAL CUTTING DIAMETER0.3125 INCHES IN
CUTTING END STYLEHOLLOW CENTER SINGLE TWIST W/SCREW POINT
TWIST LENGTH4.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
6465Interchangeable
interchangeable cross-reference
interchangeable
640885Interchangeable
interchangeable cross-reference
interchangeable
460B3-140Interchangeable
interchangeable cross-reference
interchangeable
4020256Interchangeable
interchangeable cross-reference
interchangeable
48417Interchangeable
interchangeable cross-reference
interchangeable
49405-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is IRWIN 20/49905?
IRWIN 20/49905 is a IRWIN 20/49905.
What parts can replace IRWIN 20/49905?
There are 8 known substitutes for IRWIN 20/49905: 6465, 640885, 460B3-140 and 5 more. Substitute compatibility should be verified for your specific system.
What is the NSN for IRWIN 20/49905?
IRWIN 20/49905 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5133-01-388-9901. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026