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Technical Data Sheet
PartsTable / COMPONENT / 12354223
12354223 ✓ 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,RIBBED SHOULDER is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1541 OVERALL, head_style: FLAT CHAMFER, head_height: 0.280 INCHES NOMINAL IN, thread_class: 2A A, head_diameter: 0.840 INCHES NOMINAL IN, thread_length: 1.580 INCHES NOMINAL 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 5306-01-237-6844, 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
12354223
NSN: 5306-01-237-6844
FSC: 5306
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1541 OVERALL
head_styleFLAT CHAMFER
head_height0.280 INCHES NOMINAL IN
thread_class2A A
head_diameter0.840 INCHES NOMINAL IN
thread_length1.580 INCHES NOMINAL IN
shoulder_shapeRIBBED FIRST SHOULDER
fastener_length2.450 INCHES NOMINAL IN
shoulder_length0.720 INCHES NOMINAL FIRST SHOULDER IN
thread_directionRIGHT-HAND
shoulder_diameter0.582 INCHES MINIMUM AND 0.592 INCHES MAXIMUM FIRST SHOULDER IN
surface_treatmentZINC AND CHROMATE OVERALL
NSN5306-01-237-6844
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 12354223 · 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
•
FASTENER LENGTH: 2.450 INCHES NOMINAL IN
•
SHOULDER DIAMETER: 0.582 INCHES MINIMUM AND 0.592 INCHES MAXIMUM FIRST SHOULDER IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM B633 TY II, CLASS FE/ZN8 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
THREAD QUANTITY PER INCH: 18
•
MATERIAL: STEEL COMP 1541 OVERALL
•
NOMINAL THREAD DIAMETER: 0.562 INCHES IN
•
THREAD SERIES DESIGNATOR: UNF
•
SURFACE TREATMENT: ZINC AND CHROMATE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
FASTENER LENGTH2.450 INCHES NOMINAL IN
SHOULDER DIAMETER0.582 INCHES MINIMUM AND 0.592 INCHES MAXIMUM FIRST SHOULDER IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONASTM B633 TY II, CLASS FE/ZN8 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD QUANTITY PER INCH18
MATERIALSTEEL COMP 1541 OVERALL
NOMINAL THREAD DIAMETER0.562 INCHES IN
THREAD SERIES DESIGNATORUNF
SURFACE TREATMENTZINC AND CHROMATE OVERALL
SHOULDER LENGTH0.720 INCHES NOMINAL FIRST SHOULDER IN
SHOULDER SHAPERIBBED FIRST SHOULDER
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
71-40Upgraded Successor
successor cross-reference
successor
U96-5084SUBPT7Interchangeable
interchangeable cross-reference
interchangeable
424318PC3Interchangeable
interchangeable cross-reference
interchangeable
139Interchangeable
interchangeable cross-reference
interchangeable
TD600T103CS1Interchangeable
interchangeable cross-reference
interchangeable
2C5098SInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12354223?
12354223 is a BOLT,RIBBED SHOULDER.
What parts can replace 12354223?
There are 14 known substitutes for 12354223: 71-40, U96-5084SUBPT7, 424318PC3 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 12354223?
12354223 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-01-237-6844. 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