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Technical Data Sheet
PartsTable / COMPONENT / MS90728-142
MS90728-142 ✓ 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: 0.348 INCHES MINIMUM AND 0.371 INCHES MAXIMUM IN, thread_class: 2A A, thread_length: 1.375 INCHES MINIMUM AND 1.583 INCHES MAXIMUM IN, fastener_length: 2.500 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-724-5809, 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
MS90728-142
NSN: 5305-00-724-5809
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_height0.348 INCHES MINIMUM AND 0.371 INCHES MAXIMUM IN
thread_class2A A
thread_length1.375 INCHES MINIMUM AND 1.583 INCHES MAXIMUM IN
fastener_length2.500 INCHES NOMINAL IN
thread_directionRIGHT-HAND
surface_treatmentZINC AND CHROMATE OVERALL
width_between_flats0.798 INCHES MINIMUM AND 0.812 INCHES MAXIMUM IN
minimum_yield_strength120000 POUNDS PER SQUARE INCH LBS
nominal_thread_diameter0.562 INCHES IN
minimum_tensile_strength150000 POUNDS PER SQUARE INCH LBS
NSN5305-00-724-5809
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS90728-142 · 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
•
MINIMUM TENSILE STRENGTH: 150000 POUNDS PER SQUARE INCH LBS
•
THREAD CLASS: 2A A
•
FASTENER LENGTH: 2.500 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAEJ429 GRADE8 ASSN STD SINGLE MATERIAL RESPONSE OR ASTMA354 GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL OVERALL
•
SURFACE TREATMENT: ZINC AND CHROMATE OVERALL
•
HEAD HEIGHT: 0.348 INCHES MINIMUM AND 0.371 INCHES MAXIMUM IN
•
MINIMUM YIELD STRENGTH: 120000 POUNDS PER SQUARE INCH LBS
TECHNICAL CHARACTERISTICS (FLIS)
MINIMUM TENSILE STRENGTH150000 POUNDS PER SQUARE INCH LBS
THREAD CLASS2A A
FASTENER LENGTH2.500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAEJ429 GRADE8 ASSN STD SINGLE MATERIAL RESPONSE OR ASTMA354 GRADE BD ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
SURFACE TREATMENTZINC AND CHROMATE OVERALL
HEAD HEIGHT0.348 INCHES MINIMUM AND 0.371 INCHES MAXIMUM IN
MINIMUM YIELD STRENGTH120000 POUNDS PER SQUARE INCH LBS
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.375 INCHES MINIMUM AND 1.583 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
X18188Interchangeable
interchangeable cross-reference
interchangeable
3990E9050Interchangeable
interchangeable cross-reference
interchangeable
10M055Interchangeable
interchangeable cross-reference
interchangeable
100328Interchangeable
interchangeable cross-reference
interchangeable
88-32800Interchangeable
interchangeable cross-reference
interchangeable
SC-B-69463Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS90728-142?
MS90728-142 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace MS90728-142?
There are 11 known substitutes for MS90728-142: X18188, 3990E9050, 10M055 and 8 more. Substitute compatibility should be verified for your specific system.
Is MS90728-142 still available?
MS90728-142 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