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AIC220-4A10 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AIC220-4A10: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: DOUBLE HEXAGON, grip_length: 0.625 INCHES NOMINAL IN, head_height: 0.164 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.293 INCHES MINIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-267-8910, 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
AIC220-4A10
NSN: 5306-00-267-8910
FSC: 5306 — Bolts
CAGE: 06725 — SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
head_styleDOUBLE HEXAGON
grip_length0.625 INCHES NOMINAL IN
head_height0.164 INCHES NOMINAL IN
thread_class3A A
thread_length0.293 INCHES MINIMUM IN
fastener_length0.918 INCHES NOMINAL IN
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
surface_treatmentCADMIUM OVERALL
width_between_flats0.437 INCHES NOMINAL IN
nominal_thread_diameter0.250 INCHES IN
NSN5306-00-267-8910
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AIC220-4A10 · 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: 0.164 INCHES NOMINAL IN
•
FASTENER LENGTH: 0.918 INCHES NOMINAL IN
•
THREAD LENGTH: 0.293 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
FEATURES PROVIDED: FINISHED HEAD
•
HEAD STYLE: DOUBLE HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
•
SPECIFICATION/STANDARD DATA: 56878-EWSB22 MANUFACTURERS STANDARD
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.164 INCHES NOMINAL IN
FASTENER LENGTH0.918 INCHES NOMINAL IN
THREAD LENGTH0.293 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
FEATURES PROVIDEDFINISHED HEAD
HEAD STYLEDOUBLE HEXAGON
THREAD DIRECTIONRIGHT-HAND
SPECIFICATION/STANDARD DATA56878-EWSB22 MANUFACTURERS STANDARD
GRIP LENGTH0.625 INCHES NOMINAL IN
WIDTH BETWEEN FLATS0.437 INCHES NOMINAL IN
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 6
BM55132-4-10AReference document
Same NSN cross-reference
Reference document — Secondary reference
VS2521-4F10Reference document
Same NSN cross-reference
Reference document — Secondary reference
C081-4-10Reference document
Same NSN cross-reference
Reference document — Secondary reference
VS2521F4-10Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
AIC516B4-10Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
GB511B4-10Reference document
Same NSN cross-reference
Reference document — Vendor item drawing 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 AIC220-4A10?
AIC220-4A10 is a BOLT,MACHINE.
What parts can replace AIC220-4A10?
There are 6 known substitutes for AIC220-4A10: BM55132-4-10A, VS2521-4F10, C081-4-10 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for AIC220-4A10?
AIC220-4A10 is cataloged in the U.S. Government catalog under NSN 5306-00-267-8910. This indicates validated use in U.S. government and defense supply chains.
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