AIC450-4-5 — SCREW,CLOSE TOLERANCE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

AIC450-4-5: SCREW,CLOSE TOLERANCE.

The SCREW,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: TITANIUM ALLOY UNS R54520 OVERALL, head_style: FLAT COUNTERSUNK, grip_length: 0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2479 INCHES MINIMUM AND 0.2485 INCHES MAXIMUM IN, head_diameter: 0.497 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-445-1273, 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

AIC450-4-5

NSN: 5305-00-445-1273
FSC: 5305 — Screws
CAGE: 06725 — SPS TECHNOLOGIES, LLC DBA AIR INDUSTRIES COMPANY DIV AIR INDUSTRIES COMPANY (USA)

SPECIFICATIONS

material	TITANIUM ALLOY UNS R54520 OVERALL
head_style	FLAT COUNTERSUNK
grip_length	0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
thread_class	3A A
grip_diameter	0.2479 INCHES MINIMUM AND 0.2485 INCHES MAXIMUM IN
head_diameter	0.497 INCHES MINIMUM AND 0.507 INCHES MAXIMUM IN
thread_length	0.431 INCHES MINIMUM AND 0.481 INCHES MAXIMUM IN
surface_finish	32.0 MICROINCHES THREADS
fastener_length	0.753 INCHES MINIMUM AND 0.783 INCHES MAXIMUM IN
thread_direction	RIGHT-HAND
countersink_angle	99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM
internal_drive_style	OFFSET CRUCIFORM (TORQUE SET)
NSN	5305-00-445-1273

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 32.0 MICROINCHES THREADS

•

FASTENER LENGTH: 0.753 INCHES MINIMUM AND 0.783 INCHES MAXIMUM IN

•

THREAD LENGTH: 0.431 INCHES MINIMUM AND 0.481 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: NAS621,COMP 6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

•

HEAD STYLE: FLAT COUNTERSUNK

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

SURFACE FINISH	32.0 MICROINCHES THREADS
SURFACE FINISH	32.0 MICROINCHES BEARING SURFACE OF HEAD
FASTENER LENGTH	0.753 INCHES MINIMUM AND 0.783 INCHES MAXIMUM IN
THREAD LENGTH	0.431 INCHES MINIMUM AND 0.481 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	NAS621,COMP 6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V
NOMINAL THREAD DIAMETER	0.250 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
GRIP LENGTH	0.302 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
GRIP DIAMETER	0.2479 INCHES MINIMUM AND 0.2485 INCHES MAXIMUM IN

SUBSTITUTES & CROSS-REFERENCES 1

450-4-5Reference document

Same NSN cross-reference

Reference document — Secondary 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 AIC450-4-5?

AIC450-4-5 is a SCREW,CLOSE TOLERANCE.

What parts can replace AIC450-4-5?

There is 1 known substitute for AIC450-4-5: 450-4-5. Substitute compatibility should be verified for your specific system.

What is the NSN for AIC450-4-5?

AIC450-4-5 is cataloged in the U.S. Government catalog under NSN 5305-00-445-1273. This indicates validated use in U.S. government and defense supply chains.

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