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PartsTable / COMPONENT / AT445E-4-1/8
AT445E-4-1/8 ✓ 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 AT445E-4-1/8 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 5133-01-397-3219, 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
AT445E-4-1/8
NSN: 5133-01-397-3219
FSC: 5133
CAGE: 00784 — SNAP-ON INCORPORATED DBA SNAP-ON TOOLS DIV SNAP-ON INDUSTRIAL, SPECIAL PRODUCTS DIVISION (USA)
SPECIFICATIONS
Part NumberAT445E-4-1/8
NSN5133-01-397-3219
COMPONENT DIAGRAM
COMPONENT MAIN IC EDGE CONNECTOR No detailed specs available AT445E-4-1/8 TITLE COMPONENT PN AT445E-4-1/8 MFR AT445E-4-1/8
KEY FEATURES
•
FLUTE QUANTITY: 2
•
THREAD SERIES DESIGNATOR: UNF
•
SHANK STYLE: EXTERNALLY THREADED
•
CUTTING END STYLE: STRAIGHT FLUTE BLUNT END
•
INCLUDED ANGLE: 100.0 DEGREES NOMINAL
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
FEATURES PROVIDED: INTEGRAL PILOT
•
BODY DIAMETER: 0.500 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
FLUTE QUANTITY2
THREAD SERIES DESIGNATORUNF
SHANK STYLEEXTERNALLY THREADED
CUTTING END STYLESTRAIGHT FLUTE BLUNT END
INCLUDED ANGLE100.0 DEGREES NOMINAL
NOMINAL THREAD DIAMETER0.250 INCHES IN
FEATURES PROVIDEDINTEGRAL PILOT
BODY DIAMETER0.500 INCHES NOMINAL IN
PILOT DIAMETER0.125 INCHES NOMINAL IN
THREAD QUANTITY28 PER INCH
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
A-A-58076A TY2STASZFInterchangeable
interchangeable cross-reference
interchangeable
A-A-58076 TY2STASZFInterchangeable
interchangeable cross-reference
interchangeable
15801Interchangeable
interchangeable cross-reference
interchangeable
15784Interchangeable
interchangeable cross-reference
interchangeable
A-A-58076 CL2STAInterchangeable
interchangeable cross-reference
interchangeable
MIL-H-4081Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AT445E-4-1/8?
AT445E-4-1/8 is a AT445E-4-1/8.
What parts can replace AT445E-4-1/8?
There are 12 known substitutes for AT445E-4-1/8: A-A-58076A TY2STASZF, A-A-58076 TY2STASZF, 15801 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AT445E-4-1/8?
AT445E-4-1/8 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5133-01-397-3219. 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