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AIC4356-6D1270 — BOLT,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AIC4356-6D1270: BOLT,EXTERNALLY RELIEVED BODY.

The BOLT,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP H11 OVERALL, head_style: HEXAGON, head_height: 0.152 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN, thread_class: 3A A, thread_length: 0.261 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN, fastener_length: 1.635 INCHES MINIMUM AND 1.655 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-336-6303, 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
AIC4356-6D1270
NSN: 5306-01-336-6303
FSC: 5306 — Bolts
CAGE: 06725 — SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY (USA)
SPECIFICATIONS
materialSTEEL COMP H11 OVERALL
head_styleHEXAGON
head_height0.152 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
thread_class3A A
thread_length0.261 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
fastener_length1.635 INCHES MINIMUM AND 1.655 INCHES MAXIMUM IN
special_featuresDRY FILM LUBE ON GRIP AREA ONLY
thread_directionRIGHT-HAND
width_between_flats0.494 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
end_item_identificationPACER DAWN
nominal_thread_diameter0.3750 INCHES IN
first_diameter_from_head0.374 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
NSN5306-01-336-6303
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AIC4356-6D1270 · 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: 0.152 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.635 INCHES MINIMUM AND 1.655 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.261 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 6487 (H-11) ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
FIRST DIAMETER FROM HEAD: 0.374 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.3750 INCHES IN
•
HEAD STYLE: HEXAGON
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.152 INCHES MINIMUM AND 0.185 INCHES MAXIMUM IN
FASTENER LENGTH1.635 INCHES MINIMUM AND 1.655 INCHES MAXIMUM IN
THREAD LENGTH0.261 INCHES MINIMUM AND 0.281 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 6487 (H-11) ASSN STD SINGLE MATERIAL RESPONSE OVERALL
FIRST DIAMETER FROM HEAD0.374 INCHES MINIMUM AND 0.376 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.3750 INCHES IN
HEAD STYLEHEXAGON
THREAD DIRECTIONRIGHT-HAND
WIDTH BETWEEN FLATS0.494 INCHES MINIMUM AND 0.502 INCHES MAXIMUM IN
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER1.260 INCHES MINIMUM AND 1.280 INCHES MAXIMUM 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 1
5306-001-6D1270Reference 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 AIC4356-6D1270?
AIC4356-6D1270 is a BOLT,EXTERNALLY RELIEVED BODY.
What parts can replace AIC4356-6D1270?
There is 1 known substitute for AIC4356-6D1270: 5306-001-6D1270. Substitute compatibility should be verified for your specific system.
What is the NSN for AIC4356-6D1270?
AIC4356-6D1270 is cataloged in the U.S. Government catalog under NSN 5306-01-336-6303. 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.