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MB197H4-18 — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

MB197H4-18: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, hole_type: DRILLED, head_style: CROWNED HEXAGON, fastener_length: 1.125 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, end_item_identification: E-2C, HAWKEYE, AIRCRAFT. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-513-0154, 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
MB197H4-18
NSN: 5306-01-513-0154
FSC: 5306 — Bolts
CAGE: 73197 — HI-SHEAR CORPORATION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
hole_typeDRILLED
head_styleCROWNED HEXAGON
fastener_length1.125 INCHES NOMINAL IN
thread_directionRIGHT-HAND
end_item_identificationE-2C, HAWKEYE, AIRCRAFT
nominal_thread_diameter0.250 INCHES IN
thread_quantity_per_inch28
NSN5306-01-513-0154
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: MB197H4-18 · 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
•
FASTENER LENGTH: 1.125 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: CROWNED HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD QUANTITY PER INCH: 28
•
MATERIAL: STEEL CORROSION RESISTING OVERALL
•
HOLE TYPE: DRILLED
TECHNICAL CHARACTERISTICS
FASTENER LENGTH1.125 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLECROWNED HEXAGON
THREAD DIRECTIONRIGHT-HAND
END ITEM IDENTIFICATIONE-2C, HAWKEYE, AIRCRAFT
THREAD QUANTITY PER INCH28
MATERIALSTEEL CORROSION RESISTING OVERALL
HOLE TYPEDRILLED
OTHER ITEMS IN FSC 5306 — Bolts
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5306-00-001-1276 5306-00-001-1949 5306-00-001-1988 5306-00-001-1989 5306-00-001-1990 5306-00-001-1991 5306-00-001-1993 5306-00-001-2017
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MB197H4-18?
MB197H4-18 is a BOLT,SHEAR.
What is the NSN for MB197H4-18?
MB197H4-18 is cataloged in the U.S. Government catalog under NSN 5306-01-513-0154. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.