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Technical Data Sheet
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A00859 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

A00859: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include thread_length: 20.0 MILLIMETERS NOMINAL MM, end_item_identification: MODEL 420D BACKHOE LOADER BLN, nominal_thread_diameter: 5.0 MILLIMETERS MM, thread_pitch_in_millimeters: 0.8. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-514-2004, 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
A00859
NSN: 5306-01-514-2004
FSC: 5306 — Bolts
CAGE: F8357 — UNAC (FRA)
SPECIFICATIONS
thread_length20.0 MILLIMETERS NOMINAL MM
end_item_identificationMODEL 420D BACKHOE LOADER BLN
nominal_thread_diameter5.0 MILLIMETERS MM
thread_series_designatorM
thread_pitch_in_millimeters0.8
NSN5306-01-514-2004
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: A00859 · 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 PITCH IN MILLIMETERS: 0.8
•
THREAD LENGTH: 20.0 MILLIMETERS NOMINAL MM
•
NOMINAL THREAD DIAMETER: 5.0 MILLIMETERS MM
•
THREAD SERIES DESIGNATOR: M
TECHNICAL CHARACTERISTICS
THREAD PITCH IN MILLIMETERS0.8
THREAD LENGTH20.0 MILLIMETERS NOMINAL MM
NOMINAL THREAD DIAMETER5.0 MILLIMETERS MM
END ITEM IDENTIFICATIONMODEL 420D BACKHOE LOADER BLN
THREAD SERIES DESIGNATORM
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 1
8T0289 00Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is A00859?
A00859 is a BOLT,MACHINE.
What parts can replace A00859?
There is 1 known substitute for A00859: 8T0289 00. Substitute compatibility should be verified for your specific system.
What is the NSN for A00859?
A00859 is cataloged in the U.S. Government catalog under NSN 5306-01-514-2004. 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.