HS4243-9-53 — BOLT,MACHINE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

HS4243-9-53: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, hole_type: DRILLED, head_style: DOUBLE HEXAGON EXTENDED WASHER, grip_length: 3.938 INCHES NOMINAL IN, head_height: 0.557 INCHES NOMINAL IN, thread_class: 3A A. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-177-5717, 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

HS4243-9-53

NSN: 5306-01-177-5717
FSC: 5306 — Bolts
CAGE: 8V613 — THE BOEING COMPANY (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
hole_type	DRILLED
head_style	DOUBLE HEXAGON EXTENDED WASHER
grip_length	3.938 INCHES NOMINAL IN
head_height	0.557 INCHES NOMINAL IN
thread_class	3A A
grip_diameter	0.561 INCHES MINIMUM AND 0.562 INCHES MAXIMUM IN
hole_diameter	0.141 INCHES NOMINAL IN
hole_quantity	1
thread_length	1.025 INCHES NOMINAL IN
fastener_length	4.963 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
NSN	5306-01-177-5717

COMPONENT DIAGRAM

KEY FEATURES

•

EXTENDED WASHER THICKNESS: 0.133 INCHES NOMINAL IN

•

HEAD HEIGHT: 0.557 INCHES NOMINAL IN

•

FASTENER LENGTH: 4.963 INCHES NOMINAL IN

•

EXTENDED WASHER DIAMETER: 0.933 INCHES MINIMUM IN

•

THREAD LENGTH: 1.025 INCHES NOMINAL IN

•

SHANK UNTHREADED HOLE DIAMETER: 0.141 INCHES NOMINAL FIRST HOLE IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS5758 NATIONAL SPEC ALL MATERIAL RESPONSES OR AMS5844 NATIONAL SPEC ALL MATERIAL RESPONSES OVERALL

•

NOMINAL THREAD DIAMETER: 0.562 INCHES IN

TECHNICAL CHARACTERISTICS

EXTENDED WASHER THICKNESS	0.133 INCHES NOMINAL IN
HEAD HEIGHT	0.557 INCHES NOMINAL IN
FASTENER LENGTH	4.963 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER	0.933 INCHES MINIMUM IN
THREAD LENGTH	1.025 INCHES NOMINAL IN
SHANK UNTHREADED HOLE DIAMETER	0.141 INCHES NOMINAL FIRST HOLE IN
MATERIAL DOCUMENT AND CLASSIFICATION	AMS5758 NATIONAL SPEC ALL MATERIAL RESPONSES OR AMS5844 NATIONAL SPEC ALL MATERIAL RESPONSES OVERALL
NOMINAL THREAD DIAMETER	0.562 INCHES IN
HEAD STYLE	DOUBLE HEXAGON EXTENDED WASHER
THREAD DIRECTION	RIGHT-HAND

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 2

HS4243-9-63Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

76924-9-63Same 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 HS4243-9-53?

HS4243-9-53 is a BOLT,MACHINE.

What parts can replace HS4243-9-53?

There are 2 known substitutes for HS4243-9-53: HS4243-9-63, 76924-9-63. Substitute compatibility should be verified for your specific system.

What is the NSN for HS4243-9-53?

HS4243-9-53 is cataloged in the U.S. Government catalog under NSN 5306-01-177-5717. This indicates validated use in U.S. government and defense supply chains.

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