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Technical Data Sheet
PartsTable / COMPONENT / 355526S
355526S ✓ 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,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.281 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 1.000 INCHES MINIMUM IN, fastener_length: 1.062 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 5306-00-456-6211, 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
355526S
NSN: 5306-00-456-6211
FSC: 5306
CAGE: 23040 — FORD MOTOR CO FORD PARTS AND SERVICE DIV GOVERNMENT PART SALES (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.281 INCHES NOMINAL IN
thread_class3A A
thread_length1.000 INCHES MINIMUM IN
fastener_length1.062 INCHES NOMINAL IN
hardness_rating21.0 ROCKWELL C MINIMUM AND 27.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
width_between_flats0.562 INCHES NOMINAL IN
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch24
NSN5306-00-456-6211
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 355526S · 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: 0.375 INCHES IN
•
WIDTH BETWEEN FLATS: 0.562 INCHES NOMINAL IN
•
THREAD LENGTH: 1.000 INCHES MINIMUM IN
•
THREAD QUANTITY PER INCH: 24
•
HEAD HEIGHT: 0.281 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
FEATURES PROVIDED: FINISHED HEAD
•
THREAD SERIES DESIGNATOR: UNF
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER0.375 INCHES IN
WIDTH BETWEEN FLATS0.562 INCHES NOMINAL IN
THREAD LENGTH1.000 INCHES MINIMUM IN
THREAD QUANTITY PER INCH24
HEAD HEIGHT0.281 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
FEATURES PROVIDEDFINISHED HEAD
THREAD SERIES DESIGNATORUNF
THREAD CLASS3A A
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
RMP5-117Interchangeable
interchangeable cross-reference
interchangeable
A-821Interchangeable
interchangeable cross-reference
interchangeable
MS24665-132Interchangeable
interchangeable cross-reference
interchangeable
103361Interchangeable
interchangeable cross-reference
interchangeable
TR50-80Interchangeable
interchangeable cross-reference
interchangeable
R21009Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 355526S?
355526S is a BOLT,MACHINE.
What parts can replace 355526S?
There are 6 known substitutes for 355526S: RMP5-117, A-821, MS24665-132 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 355526S?
355526S is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-456-6211. 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