AIC618-4-7 — SCREW,CLOSE TOLERANCE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

AIC618-4-7: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 0.4375 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN, head_diameter: 0.350 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-654-8454, 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

AIC618-4-7

NSN: 5305-01-654-8454
FSC: 5305 — Screws
CAGE: 06725 — SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY (USA)

SPECIFICATIONS

material	STEEL OVERALL
head_style	FLAT COUNTERSUNK
grip_length	0.4375 INCHES NOMINAL IN
thread_class	3A A
grip_diameter	0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
head_diameter	0.350 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN
thread_length	0.403 INCHES NOMINAL IN
fastener_length	0.8405 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
countersink_angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
surface_treatment	CADMIUM OVERALL
internal_drive_style	OFFSET CRUCIFORM (TORQUE SET)
NSN	5305-01-654-8454

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 0.8405 INCHES NOMINAL IN

•

THREAD LENGTH: 0.403 INCHES NOMINAL IN

•

NOMINAL THREAD DIAMETER: 0.2500 INCHES IN

•

HEAD STYLE: FLAT COUNTERSUNK

•

THREAD DIRECTION: RIGHT-HAND

•

GRIP LENGTH: 0.4375 INCHES NOMINAL IN

•

GRIP DIAMETER: 0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN

•

SURFACE TREATMENT: CADMIUM OVERALL

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	0.8405 INCHES NOMINAL IN
THREAD LENGTH	0.403 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER	0.2500 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
GRIP LENGTH	0.4375 INCHES NOMINAL IN
GRIP DIAMETER	0.2485 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
SURFACE TREATMENT	CADMIUM OVERALL
INTERNAL DRIVE STYLE	OFFSET CRUCIFORM (TORQUE SET)
COUNTERSINK ANGLE	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM

OTHER ITEMS IN FSC 5305 — Screws

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5305-00-000-0094 5305-00-000-1397 5305-00-000-2625 5305-00-000-3669 5305-00-000-3830 5305-00-000-3831

SUBSTITUTES & CROSS-REFERENCES 1

5305PL1805065Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is AIC618-4-7?

AIC618-4-7 is a SCREW,CLOSE TOLERANCE.

What parts can replace AIC618-4-7?

There is 1 known substitute for AIC618-4-7: 5305PL1805065. Substitute compatibility should be verified for your specific system.

What is the NSN for AIC618-4-7?

AIC618-4-7 is cataloged in the U.S. Government catalog under NSN 5305-01-654-8454. This indicates validated use in U.S. government and defense supply chains.

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