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820700ALT3 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

820700ALT3: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: HEXAGON, head_height: 0.483 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 1.250 INCHES MINIMUM IN, fastener_length: 2.000 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-660-3270, 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
820700ALT3
NSN: 5306-00-660-3270
FSC: 5306 — Bolts
CAGE: 06141 — L3 AVIATION PRODUCTS, INC. DBA L3 TECHNOLOGIES (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
head_styleHEXAGON
head_height0.483 INCHES NOMINAL IN
thread_class3A A
thread_length1.250 INCHES MINIMUM IN
fastener_length2.000 INCHES NOMINAL IN
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
surface_treatmentPASSIVATE OVERALL
width_between_flats1.125 INCHES NOMINAL IN
nominal_thread_diameter0.750 INCHES IN
thread_quantity_per_inch10
NSN5306-00-660-3270
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 820700ALT3 · 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: 0.483 INCHES NOMINAL IN
•
FASTENER LENGTH: 2.000 INCHES NOMINAL IN
•
THREAD LENGTH: 1.250 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.750 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
WIDTH BETWEEN FLATS: 1.125 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.483 INCHES NOMINAL IN
FASTENER LENGTH2.000 INCHES NOMINAL IN
THREAD LENGTH1.250 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.750 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS1.125 INCHES NOMINAL IN
SURFACE TREATMENTPASSIVATE OVERALL
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 820700ALT3?
820700ALT3 is a BOLT,MACHINE.
What is the NSN for 820700ALT3?
820700ALT3 is cataloged in the U.S. Government catalog under NSN 5306-00-660-3270. 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.