ST3M753-5-189 — BOLT,CLOSE TOLERANCE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

ST3M753-5-189: BOLT,CLOSE TOLERANCE.

The BOLT,CLOSE TOLERANCE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING OVERALL, head_style: SPLINE EXTENDED WASHER, grip_length: 1.125 INCHES NOMINAL IN, head_height: 0.312 INCHES NOMINAL IN, thread_class: 3A A, grip_diameter: 0.312 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-01-475-0638, 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

ST3M753-5-189

NSN: 5306-01-475-0638
FSC: 5306 — Bolts
CAGE: 0K6Z0 — SATURN FASTENERS INC (USA)

SPECIFICATIONS

material	STEEL CORROSION RESISTING OVERALL
head_style	SPLINE EXTENDED WASHER
grip_length	1.125 INCHES NOMINAL IN
head_height	0.312 INCHES NOMINAL IN
thread_class	3A A
grip_diameter	0.312 INCHES NOMINAL IN
thread_length	0.551 INCHES NOMINAL IN
fastener_length	1.676 INCHES NOMINAL IN
thread_direction	RIGHT-HAND
surface_treatment	PASSIVATE OVERALL
head_minor_diameter	0.375 INCHES NOMINAL IN
end_item_identification	AV-8
NSN	5306-01-475-0638

COMPONENT DIAGRAM

KEY FEATURES

•

EXTENDED WASHER THICKNESS: 0.045 INCHES NOMINAL IN

•

HEAD HEIGHT: 0.312 INCHES NOMINAL IN

•

FASTENER LENGTH: 1.676 INCHES NOMINAL IN

•

EXTENDED WASHER DIAMETER: 0.580 INCHES NOMINAL IN

•

THREAD LENGTH: 0.551 INCHES NOMINAL IN

•

NOMINAL THREAD DIAMETER: 0.3125 INCHES IN

•

HEAD STYLE: SPLINE EXTENDED WASHER

•

THREAD DIRECTION: RIGHT-HAND

TECHNICAL CHARACTERISTICS

EXTENDED WASHER THICKNESS	0.045 INCHES NOMINAL IN
HEAD HEIGHT	0.312 INCHES NOMINAL IN
FASTENER LENGTH	1.676 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER	0.580 INCHES NOMINAL IN
THREAD LENGTH	0.551 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER	0.3125 INCHES IN
HEAD STYLE	SPLINE EXTENDED WASHER
THREAD DIRECTION	RIGHT-HAND
GRIP LENGTH	1.125 INCHES NOMINAL IN
HEAD MINOR DIAMETER	0.375 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 6

HP7753-5-18Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

GS1032-5-18Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

AIC763-5-18Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

ST3M753-5-18Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

122897-5-18Reference document

Same NSN cross-reference

Reference document — Secondary reference

11829-5-15Same 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 ST3M753-5-189?

ST3M753-5-189 is a BOLT,CLOSE TOLERANCE.

What parts can replace ST3M753-5-189?

There are 6 known substitutes for ST3M753-5-189: HP7753-5-18, GS1032-5-18, AIC763-5-18 and 3 more. Substitute compatibility should be verified for your specific system.

What is the NSN for ST3M753-5-189?

ST3M753-5-189 is cataloged in the U.S. Government catalog under NSN 5306-01-475-0638. This indicates validated use in U.S. government and defense supply chains.

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