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PartsTable / COMPONENT / 40483H
40483H ✓ 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 SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: HEXAGON, head_height: 0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 1.000 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN, fastener_length: 1.250 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 5305-01-186-4992, 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
40483H
NSN: 5305-01-186-4992
FSC: 5305
CAGE: 93461 — PRINCE ICE CREAM CASTLES INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
thread_class2A A
thread_length1.000 INCHES MINIMUM AND 1.312 INCHES MAXIMUM IN
fastener_length1.250 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentZINC AND PHOSPHATE OVERALL
width_between_flats0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
end_item_identificationMRAP - MAXXPRO DASH ISS W/OGPK AND W/CROWS
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch16
NSN5305-01-186-4992
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 40483H · 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
•
HEAD STYLE: HEXAGON
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE J429, GRADE 8 ASSN STD ALL MATERIAL RESPONSES OVERALL
•
MATERIAL: STEEL OVERALL
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
THREAD QUANTITY PER INCH: 16
•
SURFACE TREATMENT: ZINC AND PHOSPHATE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
HEAD STYLEHEXAGON
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
MATERIAL DOCUMENT AND CLASSIFICATIONSAE J429, GRADE 8 ASSN STD ALL MATERIAL RESPONSES OVERALL
MATERIALSTEEL OVERALL
NOMINAL THREAD DIAMETER0.375 INCHES IN
THREAD QUANTITY PER INCH16
END ITEM IDENTIFICATIONMRAP - MAXXPRO DASH ISS W/OGPK AND W/CROWS
SURFACE TREATMENTZINC AND PHOSPHATE OVERALL
THREAD CLASS2A A
WIDTH BETWEEN FLATS0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 2
140483HInterchangeable
interchangeable cross-reference
interchangeable
140483Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40483H?
40483H is a SCREW,CAP,HEXAGON HEAD.
What parts can replace 40483H?
There are 2 known substitutes for 40483H: 140483H, 140483. Substitute compatibility should be verified for your specific system.
What is the NSN for 40483H?
40483H is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-186-4992. 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