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PartsTable / COMPONENT / H90293-100
H90293-100 ✓ 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,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.750 INCHES NOMINAL IN, thread_length: 1.000 INCHES MAXIMUM IN, fastener_length: 1.000 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-00-057-8042, 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
H90293-100
NSN: 5305-00-057-8042
FSC: 5305
CAGE: 29236 — M-D PNEUMATICS INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleFLAT COUNTERSUNK
thread_class3A A
head_diameter0.750 INCHES NOMINAL IN
thread_length1.000 INCHES MAXIMUM IN
fastener_length1.000 INCHES NOMINAL IN
locking_featurePELLET THREADS
thread_directionRIGHT-HAND
countersink_angle82.0 DEGREES NOMINAL
width_across_flats0.218 INCHES NOMINAL IN
internal_drive_styleHEXAGON
nominal_thread_diameter0.375 INCHES IN
NSN5305-00-057-8042
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: H90293-100 · 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
•
LOCKING FEATURE: PELLET THREADS
•
FASTENER LENGTH: 1.000 INCHES NOMINAL IN
•
HEAD DIAMETER: 0.750 INCHES NOMINAL IN
•
INTERNAL DRIVE STYLE: HEXAGON
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC)
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
LOCKING FEATUREPELLET THREADS
FASTENER LENGTH1.000 INCHES NOMINAL IN
HEAD DIAMETER0.750 INCHES NOMINAL IN
INTERNAL DRIVE STYLEHEXAGON
NOMINAL THREAD DIAMETER0.375 INCHES IN
THREAD SERIES DESIGNATORUNIFIED NATIONAL COARSE (UNC)
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
THREAD LENGTH1.000 INCHES MAXIMUM IN
THREAD CLASS3A A
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
P-8-7355Interchangeable
interchangeable cross-reference
interchangeable
84-20103-306Interchangeable
interchangeable cross-reference
interchangeable
84-50101-207Interchangeable
interchangeable cross-reference
interchangeable
90293Interchangeable
interchangeable cross-reference
interchangeable
H90293Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is H90293-100?
H90293-100 is a SCREW,CAP,SOCKET HEAD.
What parts can replace H90293-100?
There are 5 known substitutes for H90293-100: P-8-7355, 84-20103-306, 84-50101-207 and 2 more. Substitute compatibility should be verified for your specific system.
Is H90293-100 still available?
H90293-100 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