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PartsTable / COMPONENT / MS90728-32
MS90728-32 ✓ 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: 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 0.608 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN, fastener_length: 0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-226-4825, 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
MS90728-32
NSN: 5305-00-226-4825
FSC: 5305
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_length0.608 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
fastener_length0.719 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
width_between_flats0.489 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN
nominal_thread_diameter0.312 INCHES IN
thread_quantity_per_inch18
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN5305-00-226-4825
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS90728-32 · 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
•
CRITICALITY CODE JUSTIFICATION: FEAT
•
NOMINAL THREAD DIAMETER: 0.312 INCHES IN
•
THREAD QUANTITY PER INCH: 18
•
MINIMUM TENSILE STRENGTH: 150000 POUNDS PER SQUARE INCH LBS
•
FEATURES PROVIDED: FINISHED HEAD
•
SURFACE FINISH: 63.0 MICROINCHES THREADS
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE J429,GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
CRITICALITY CODE JUSTIFICATIONFEAT
NOMINAL THREAD DIAMETER0.312 INCHES IN
THREAD QUANTITY PER INCH18
END ITEM IDENTIFICATIONRG-33 AUV MRAP; MEDIUM MINE PROTECTED VEHICLE - MMPV; MULTIPLE LAUNCH ROCKET SYSTEM (MLRS)
MINIMUM TENSILE STRENGTH150000 POUNDS PER SQUARE INCH LBS
FEATURES PROVIDEDFINISHED HEAD
SURFACE FINISH63.0 MICROINCHES THREADS
MATERIAL DOCUMENT AND CLASSIFICATIONSAE J429,GR 8 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
SPECIAL FEATURESWEAPON SYSTEM ESSENTIAL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 30
213PInterchangeable
interchangeable cross-reference
interchangeable
D121Interchangeable
interchangeable cross-reference
interchangeable
S256Interchangeable
interchangeable cross-reference
interchangeable
8N6505AInterchangeable
interchangeable cross-reference
interchangeable
S1888Interchangeable
interchangeable cross-reference
interchangeable
VE-815Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS90728-32?
MS90728-32 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace MS90728-32?
There are 30 known substitutes for MS90728-32: 213P, D121, S256 and 27 more. Substitute compatibility should be verified for your specific system.
Is MS90728-32 still available?
MS90728-32 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