PartsTable
Technical Data Sheet
PartsTable / COMPONENT / TYW
TYW ✓ 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 BOLT,SQUARE NECK is a the manufacturer industrial component. Key specifications include thread_class: 2A A, fastener_length: 2.500 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, end_item_identification: TRACTOR,WHEELED,AIRCRAFT TOWING, nominal_thread_diameter: 0.312 INCHES IN, thread_quantity_per_inch: 18. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-598-7462, 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
TYW
NSN: 5306-01-598-7462
FSC: 5306
CAGE: 1SE17 — ENDRIES INTERNATIONAL, INC. DBA SERVTONICS, AN ENDRIES INTERNATIONAL, INC. (USA)
SPECIFICATIONS
thread_class2A A
fastener_length2.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND
end_item_identificationTRACTOR,WHEELED,AIRCRAFT TOWING
nominal_thread_diameter0.312 INCHES IN
thread_quantity_per_inch18
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
part_name_assigned_by_controlling_agencyBOLT,CARRIAGE
NSN5306-01-598-7462
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: TYW · 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
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
THREAD QUANTITY PER INCH: 18
•
FASTENER LENGTH: 2.500 INCHES NOMINAL IN
•
THREAD CLASS: 2A A
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONTRACTOR,WHEELED,AIRCRAFT TOWING
NOMINAL THREAD DIAMETER0.312 INCHES IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
THREAD QUANTITY PER INCH18
FASTENER LENGTH2.500 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT,CARRIAGE
THREAD CLASS2A A
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
K210Interchangeable
interchangeable cross-reference
interchangeable
BHW5A27Interchangeable
interchangeable cross-reference
interchangeable
886C233P10Interchangeable
interchangeable cross-reference
interchangeable
866C233Interchangeable
interchangeable cross-reference
interchangeable
DP281DInterchangeable
interchangeable cross-reference
interchangeable
DKM281Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy TYW?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is TYW?
TYW is a BOLT,SQUARE NECK.
What parts can replace TYW?
There are 13 known substitutes for TYW: K210, BHW5A27, 886C233P10 and 10 more. Substitute compatibility should be verified for your specific system.
What is the NSN for TYW?
TYW is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-598-7462. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — TYW

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026