FIT7998-3-4 — SCREW,MACHINE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

FIT7998-3-4: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include head_style: FLAT COUNTERSUNK, thread_class: 3A A, head_diameter: 0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN, thread_length: 0.530 INCHES NOMINAL IN, screw_material: TITANIUM ALLOY UNS R56400, fastener_length: 0.765 INCHES MINIMUM AND 0.795 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-458-6335, 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

FIT7998-3-4

NSN: 5305-01-458-6335
FSC: 5305 — Screws
CAGE: 58998 — FASTENER INNOVATION TECHNOLOGY, INC. DBA F I T (USA)

SPECIFICATIONS

head_style	FLAT COUNTERSUNK
thread_class	3A A
head_diameter	0.1890 INCHES MINIMUM AND 0.1895 INCHES MAXIMUM IN
thread_length	0.530 INCHES NOMINAL IN
screw_material	TITANIUM ALLOY UNS R56400
fastener_length	0.765 INCHES MINIMUM AND 0.795 INCHES MAXIMUM IN
special_features	SCREW TERMINATED AT A NOMINAL 30 DEGREE ANGLE
thread_direction	RIGHT-HAND
countersink_angle	120.0 DEGREES MINIMUM AND 131.0 DEGREES MAXIMUM
internal_drive_style	TORQUE SET
nominal_thread_diameter	0.190 INCHES IN
thread_quantity_per_inch	32
NSN	5305-01-458-6335

COMPONENT DIAGRAM

KEY FEATURES

•

FASTENER LENGTH: 0.765 INCHES MINIMUM AND 0.795 INCHES MAXIMUM IN

•

THREAD LENGTH: 0.530 INCHES NOMINAL IN

•

NOMINAL THREAD DIAMETER: 0.190 INCHES IN

•

HEAD STYLE: FLAT COUNTERSUNK

•

THREAD DIRECTION: RIGHT-HAND

•

SCREW MATERIAL: TITANIUM ALLOY UNS R56400

•

INTERNAL DRIVE STYLE: TORQUE SET

TECHNICAL CHARACTERISTICS

FASTENER LENGTH	0.765 INCHES MINIMUM AND 0.795 INCHES MAXIMUM IN
THREAD LENGTH	0.530 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER	0.190 INCHES IN
HEAD STYLE	FLAT COUNTERSUNK
THREAD DIRECTION	RIGHT-HAND
SCREW MATERIAL	TITANIUM ALLOY UNS R56400
SPECIAL FEATURES	SCREW TERMINATED AT A NOMINAL 30 DEGREE ANGLE
INTERNAL DRIVE STYLE	TORQUE SET
COUNTERSINK ANGLE	120.0 DEGREES MINIMUM AND 131.0 DEGREES MAXIMUM
THREAD CLASS	3A A

OTHER ITEMS IN FSC 5305 — Screws

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

5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753

SUBSTITUTES & CROSS-REFERENCES 1

3D0264-3-4Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is FIT7998-3-4?

FIT7998-3-4 is a SCREW,MACHINE.

What parts can replace FIT7998-3-4?

There is 1 known substitute for FIT7998-3-4: 3D0264-3-4. Substitute compatibility should be verified for your specific system.

What is the NSN for FIT7998-3-4?

FIT7998-3-4 is cataloged in the U.S. Government catalog under NSN 5305-01-458-6335. This indicates validated use in U.S. government and defense supply chains.

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