C5664-4-8 — SCREW,CLOSE TOLERANCE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

C5664-4-8: 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: 0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN, thread_class: 3A A, grip_diameter: 0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN, head_diameter: 0.452 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-101-9405, 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

C5664-4-8

NSN: 5305-00-101-9405
FSC: 5305 — Screws
CAGE: 93907 — TEXTRON FASTENING SYSTEMS DBA DECORAH OPERATIONS TFS (USA)

SPECIFICATIONS

material	TITANIUM ALLOY UNS R54520 OVERALL
head_style	FLAT COUNTERSUNK
grip_length	0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
thread_class	3A A
grip_diameter	0.2490 INCHES MINIMUM AND 0.2495 INCHES MAXIMUM IN
head_diameter	0.452 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN
thread_length	0.354 INCHES MINIMUM IN
surface_finish	63.0 MICROINCHES GRIP
fastener_length	0.910 INCHES MINIMUM AND 0.940 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	5305-00-101-9405

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 63.0 MICROINCHES GRIP

•

FASTENER LENGTH: 0.910 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN

•

THREAD LENGTH: 0.354 INCHES MINIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: NAS 621,6AL-4V ASSN STD SINGLE MATERIAL RESPONSE OVERALL V

•

NOMINAL THREAD DIAMETER: 0.250 INCHES IN

•

HEAD STYLE: FLAT COUNTERSUNK

TECHNICAL CHARACTERISTICS

SURFACE FINISH	63.0 MICROINCHES GRIP
SURFACE FINISH	63.0 MICROINCHES HEAD
SURFACE FINISH	16.0 MICROINCHES THREADS
FASTENER LENGTH	0.910 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
THREAD LENGTH	0.354 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	NAS 621,6AL-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	0.490 INCHES MINIMUM AND 0.510 INCHES MAXIMUM IN

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 3

VT1040-4-8Reference document

Same NSN cross-reference

Reference document — Secondary reference

C792-4-8Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

AIC792-4-8Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 C5664-4-8?

C5664-4-8 is a SCREW,CLOSE TOLERANCE.

What parts can replace C5664-4-8?

There are 3 known substitutes for C5664-4-8: VT1040-4-8, C792-4-8, AIC792-4-8. Substitute compatibility should be verified for your specific system.

What is the NSN for C5664-4-8?

C5664-4-8 is cataloged in the U.S. Government catalog under NSN 5305-00-101-9405. This indicates validated use in U.S. government and defense supply chains.

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