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Technical Data Sheet
PartsTable / COMPONENT / MS90726-57
MS90726-57 ✓ 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: 0.625 INCHES MAXIMUM IN, fastener_length: 0.625 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-269-2800, 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
MS90726-57
NSN: 5305-00-269-2800
FSC: 5305
CAGE: 80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleHEXAGON
head_height0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
thread_class2A A
thread_length0.625 INCHES MAXIMUM IN
fastener_length0.625 INCHES NOMINAL IN
thread_directionRIGHT-HAND
width_between_flats0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
end_item_identificationMRAP BUFFALO MK2A2; MRAP - M-ATV; MRAP - COUGAR; ARMORED MULTI-PURPOSE VEHICLE (AMPV)
nominal_thread_diameter0.375 INCHES IN
thread_quantity_per_inch24
thread_series_designatorUNF
NSN5305-00-269-2800
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MS90726-57 · 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 CLASS: 2A A
•
THREAD SERIES DESIGNATOR: UNF
•
MATERIAL DOCUMENT AND CLASSIFICATION: FF-S-85 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL OVERALL
•
THREAD QUANTITY PER INCH: 24
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
WIDTH BETWEEN FLATS: 0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS2A A
THREAD SERIES DESIGNATORUNF
MATERIAL DOCUMENT AND CLASSIFICATIONFF-S-85 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL OVERALL
THREAD QUANTITY PER INCH24
END ITEM IDENTIFICATIONMRAP BUFFALO MK2A2; MRAP - M-ATV; MRAP - COUGAR; ARMORED MULTI-PURPOSE VEHICLE (AMPV)
NOMINAL THREAD DIAMETER0.375 INCHES IN
WIDTH BETWEEN FLATS0.551 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
HEAD HEIGHT0.226 INCHES MINIMUM AND 0.243 INCHES MAXIMUM IN
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
123505Interchangeable
interchangeable cross-reference
interchangeable
MS35292-57Interchangeable
interchangeable cross-reference
interchangeable
251572Interchangeable
Same NIIN cross-reference
interchangeable
29KP229Interchangeable
Same NIIN cross-reference
interchangeable
5305-269-2800Interchangeable
Same NIIN cross-reference
interchangeable
5305002692800Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MS90726-57?
MS90726-57 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace MS90726-57?
There are 6 known substitutes for MS90726-57: 123505, MS35292-57, 251572 and 3 more. Substitute compatibility should be verified for your specific system.
Is MS90726-57 still available?
MS90726-57 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