PartsTable
Technical Data Sheet

AS4D/MET — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AS4D/MET: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, fastener_length: 50.0 MILLIMETERS NOMINAL MM, special_features: M8X50, thread_direction: RIGHT-HAND, end_item_identification: BULLDOZER EARTH MOVING ATTACH (IMPROVED), nominal_thread_diameter: 8.0 MILLIMETERS MM. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-550-6727, 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
AS4D/MET
NSN: 5306-01-550-6727
FSC: 5306 — Bolts
CAGE: 53790 — STAUFF CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
fastener_length50.0 MILLIMETERS NOMINAL MM
special_featuresM8X50
thread_directionRIGHT-HAND
end_item_identificationBULLDOZER EARTH MOVING ATTACH (IMPROVED)
nominal_thread_diameter8.0 MILLIMETERS MM
part_name_assigned_by_controlling_agencyBOLT,HEX
NSN5306-01-550-6727
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AS4D/MET · 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: 50.0 MILLIMETERS NOMINAL MM
•
NOMINAL THREAD DIAMETER: 8.0 MILLIMETERS MM
•
THREAD DIRECTION: RIGHT-HAND
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
FASTENER LENGTH50.0 MILLIMETERS NOMINAL MM
NOMINAL THREAD DIAMETER8.0 MILLIMETERS MM
THREAD DIRECTIONRIGHT-HAND
SPECIAL FEATURESM8X50
PART NAME ASSIGNED BY CONTROLLING AGENCYBOLT,HEX
END ITEM IDENTIFICATIONBULLDOZER EARTH MOVING ATTACH (IMPROVED)
MATERIALSTEEL OVERALL
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 2
ND9705Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AS4-D/M8X50Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS4D/MET?
AS4D/MET is a BOLT,MACHINE.
What parts can replace AS4D/MET?
There are 2 known substitutes for AS4D/MET: ND9705, AS4-D/M8X50. Substitute compatibility should be verified for your specific system.
What is the NSN for AS4D/MET?
AS4D/MET is cataloged in the U.S. Government catalog under NSN 5306-01-550-6727. 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.