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Technical Data Sheet
PartsTable / COMPONENT / A-8254
A-8254 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The TRANSFORMER,AUDIO FREQUENCY is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY HANDLE, body_width: 0.750 INCHES MAXIMUM IN, head_style: HEXAGON, body_height: 0.594 INCHES NOMINAL IN, body_length: 0.875 INCHES MAXIMUM IN, grip_length: 1.500 INCHES MINIMUM AND 1.562 INCHES MAXIMUM 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 5306-00-125-9980, 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
A-8254
NSN: 5306-00-125-9980
FSC: 5306
CAGE: 85880 — MORSE INDUSTRIAL CORP DENVER GEARING DIV SUB OF EMERSON ELECTRIC CO (USA)
SPECIFICATIONS
materialCOPPER ALLOY HANDLE
body_width0.750 INCHES MAXIMUM IN
head_styleHEXAGON
body_height0.594 INCHES NOMINAL IN
body_length0.875 INCHES MAXIMUM IN
grip_length1.500 INCHES MINIMUM AND 1.562 INCHES MAXIMUM IN
head_height0.250 INCHES NOMINAL IN
thread_class2A A
thread_length0.563 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
inclosure_typeFULLY INCLOSED
fastener_length2.125 INCHES NOMINAL IN
mounting_methodTOP SCREW
NSN5306-00-125-9980
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A-8254 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
THREAD DIRECTION: RIGHT-HAND
•
FASTENER LENGTH: 2.125 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 16
•
THREAD CLASS: 2A A
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
THREAD LENGTH: 0.563 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
•
GRIP LENGTH: 1.500 INCHES MINIMUM AND 1.562 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
FASTENER LENGTH2.125 INCHES NOMINAL IN
THREAD QUANTITY PER INCH16
THREAD CLASS2A A
NOMINAL THREAD DIAMETER0.375 INCHES IN
THREAD LENGTH0.563 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
GRIP LENGTH1.500 INCHES MINIMUM AND 1.562 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 303 OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
SMB528534Interchangeable
interchangeable cross-reference
interchangeable
A8254Interchangeable
interchangeable cross-reference
interchangeable
8612Interchangeable
interchangeable cross-reference
interchangeable
SG-2CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is A-8254?
A-8254 is a TRANSFORMER,AUDIO FREQUENCY.
What parts can replace A-8254?
There are 4 known substitutes for A-8254: SMB528534, A8254, 8612 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for A-8254?
A-8254 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-125-9980. 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