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Technical Data Sheet
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J858P008A — BOLT,SHEAR

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

J858P008A: BOLT,SHEAR.

The BOLT,SHEAR is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY 718 OVERALL, head_style: HEXAGON, grip_length: 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN, head_height: 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.4990 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-373-2597, 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
J858P008A
NSN: 5306-01-373-2597
FSC: 5306 — Bolts
CAGE: 07482 — GENERAL ELECTRIC COMPANY (USA)
SPECIFICATIONS
materialNICKEL ALLOY 718 OVERALL
head_styleHEXAGON
grip_length0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
head_height0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.4990 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN
thread_length1.076 INCHES NOMINAL IN
fastener_length1.628 INCHES MINIMUM AND 1.648 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
width_between_flats0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
nominal_thread_diameter0.500 INCHES IN
thread_quantity_per_inch20
NSN5306-01-373-2597
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: J858P008A · 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
•
HEAD HEIGHT: 0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.628 INCHES MINIMUM AND 1.648 INCHES MAXIMUM IN
•
THREAD LENGTH: 1.076 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
GRIP LENGTH: 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
•
WIDTH BETWEEN FLATS: 0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.271 INCHES MINIMUM AND 0.291 INCHES MAXIMUM IN
FASTENER LENGTH1.628 INCHES MINIMUM AND 1.648 INCHES MAXIMUM IN
THREAD LENGTH1.076 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.500 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
GRIP LENGTH0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM IN
WIDTH BETWEEN FLATS0.741 INCHES MINIMUM AND 0.752 INCHES MAXIMUM IN
GRIP DIAMETER0.4990 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN
THREAD CLASS3A A
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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is J858P008A?
J858P008A is a BOLT,SHEAR.
What is the NSN for J858P008A?
J858P008A is cataloged in the U.S. Government catalog under NSN 5306-01-373-2597. 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.