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Technical Data Sheet
PartsTable / COMPONENT / MS90728-46
MS90728-46 ✓ 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: 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.875 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN, surface_finish: 63.0 MICROINCHES THREADS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-226-4839, 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
MS90728-46
NSN: 5306-00-226-4839
FSC: 5306
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN
thread_class2A A
thread_length0.875 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN
surface_finish63.0 MICROINCHES THREADS
fastener_length3.406 INCHES MINIMUM AND 3.500 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
surface_treatmentZINC AND CHROMATE OVERALL
width_between_flats0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
nominal_thread_diameter0.312 INCHES IN
NSN5306-00-226-4839
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS90728-46 · 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 LENGTH: 0.875 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN
•
SURFACE TREATMENT: ZINC AND CHROMATE OVERALL
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
MINIMUM TENSILE STRENGTH: 150000 POUNDS PER SQUARE INCH LBS
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE J429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A354 GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL OVERALL
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
THREAD LENGTH0.875 INCHES MINIMUM AND 1.062 INCHES MAXIMUM IN
SURFACE TREATMENTZINC AND CHROMATE OVERALL
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
MINIMUM TENSILE STRENGTH150000 POUNDS PER SQUARE INCH LBS
NOMINAL THREAD DIAMETER0.312 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE J429 GRADE 8 ASSN STD SINGLE MATERIAL RESPONSE OR ASTM A354 GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
THREAD DIRECTIONRIGHT-HAND
SURFACE FINISH63.0 MICROINCHES THREADS
WIDTH BETWEEN FLATS0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 21
MILB857Upgraded Successor
successor cross-reference
successor
H2212PC9Upgraded Successor
successor cross-reference
successor
RGR182CRUpgraded Successor
successor cross-reference
successor
H2311PC59Upgraded Successor
successor cross-reference
successor
4594493-ITEM-12Upgraded Successor
successor cross-reference
successor
49M68-58-01-IT-12Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS90728-46?
MS90728-46 is a BOLT,MACHINE.
What parts can replace MS90728-46?
There are 21 known substitutes for MS90728-46: MILB857, H2212PC9, RGR182CR and 18 more. Substitute compatibility should be verified for your specific system.
Is MS90728-46 still available?
MS90728-46 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026