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Technical Data Sheet
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AS3418-03 — BOLT,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

AS3418-03: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, head_style: DOUBLE HEXAGON EXTENDED WASHER, grip_length: 0.1170 INCHES MINIMUM AND 0.1980 INCHES MAXIMUM IN, head_height: 0.2930 INCHES MINIMUM AND 0.3130 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-717-9492, 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
AS3418-03
NSN: 5306-01-717-9492
FSC: 5306 — Bolts
CAGE: 0U583 — SAE INTERNATIONAL DBA SAE INTERNATIONAL (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
head_styleDOUBLE HEXAGON EXTENDED WASHER
grip_length0.1170 INCHES MINIMUM AND 0.1980 INCHES MAXIMUM IN
head_height0.2930 INCHES MINIMUM AND 0.3130 INCHES MAXIMUM IN
thread_class3A A
grip_diameter0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
thread_length0.5020 INCHES NOMINAL IN
surface_finish125.0 MICROINCHES GRIP
fastener_length0.6900 INCHES MINIMUM AND 0.7100 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
width_between_flats0.3125 INCHES NOMINAL IN
nominal_thread_diameter0.2500 INCHES IN
NSN5306-01-717-9492
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: AS3418-03 · 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
•
SURFACE FINISH: 125.0 MICROINCHES GRIP
•
EXTENDED WASHER THICKNESS: 0.0600 INCHES MINIMUM IN
•
HEAD HEIGHT: 0.2930 INCHES MINIMUM AND 0.3130 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.6900 INCHES MINIMUM AND 0.7100 INCHES MAXIMUM IN
•
EXTENDED WASHER DIAMETER: 0.4280 INCHES MINIMUM AND 0.4480 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES GRIP
SURFACE FINISH125.0 MICROINCHES THREADS
SURFACE FINISH125.0 MICROINCHES PRIMARY WASHER
SURFACE FINISH250.0 MICROINCHES BEARING SURFACE OF HEAD
EXTENDED WASHER THICKNESS0.0600 INCHES MINIMUM IN
HEAD HEIGHT0.2930 INCHES MINIMUM AND 0.3130 INCHES MAXIMUM IN
FASTENER LENGTH0.6900 INCHES MINIMUM AND 0.7100 INCHES MAXIMUM IN
EXTENDED WASHER DIAMETER0.4280 INCHES MINIMUM AND 0.4480 INCHES MAXIMUM IN
THREAD LENGTH0.5020 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5662, UNS N07718 ASSN STD SINGLE MATERIAL RESPONSE 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is AS3418-03?
AS3418-03 is a BOLT,MACHINE.
What is the NSN for AS3418-03?
AS3418-03 is cataloged in the U.S. Government catalog under NSN 5306-01-717-9492. This indicates validated use in U.S. government and defense supply chains.
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