MS18153-31 — BOLT,MACHINE

✓ Government record, cited

— · BOLT SCREW

PRODUCT OVERVIEW

MS18153-31: BOLT,MACHINE.

The BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_type: DRILLED, head_style: HEXAGON, head_height: 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN, thread_class: 2A A, hole_diameter: 0.062 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5306-00-926-5604, 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

MS18153-31

NSN: 5306-00-926-5604
FSC: 5306 — Bolts
CAGE: 96906 — MILITARY STANDARDS PROMULGATED BY MILITARY DEPARTMENTS UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M

SPECIFICATIONS

material	STEEL OVERALL
hole_type	DRILLED
head_style	HEXAGON
head_height	0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN
thread_class	2A A
hole_diameter	0.062 INCHES NOMINAL IN
hole_quantity	1
thread_length	0.625 INCHES MINIMUM IN
fastener_length	0.625 INCHES NOMINAL IN
hardness_rating	32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
thread_direction	RIGHT-HAND
features_provided	FINISHED HEAD
NSN	5306-00-926-5604

COMPONENT DIAGRAM

KEY FEATURES

•

HEAD HEIGHT: 0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN

•

FASTENER LENGTH: 0.625 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM B633,TY 2,SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL

•

THREAD LENGTH: 0.625 INCHES MINIMUM IN

•

HARDNESS RATING: 32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL

•

HOLE CONFIGURATION STYLE: HEXAGON FLATS

•

NOMINAL THREAD DIAMETER: 0.312 INCHES IN

•

FEATURES PROVIDED: FINISHED HEAD

TECHNICAL CHARACTERISTICS

HEAD HEIGHT	0.195 INCHES MINIMUM AND 0.211 INCHES MAXIMUM IN
FASTENER LENGTH	0.625 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM B633,TY 2,SC 3 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH	0.625 INCHES MINIMUM IN
HARDNESS RATING	32.0 ROCKWELL C MINIMUM AND 38.0 ROCKWELL C MAXIMUM OVERALL
HOLE CONFIGURATION STYLE	HEXAGON FLATS
NOMINAL THREAD DIAMETER	0.312 INCHES IN
FEATURES PROVIDED	FINISHED HEAD
HEAD STYLE	HEXAGON
THREAD DIRECTION	RIGHT-HAND

SUBSTITUTES & CROSS-REFERENCES 2

ASME B18.2.1Reference document

Same NSN cross-reference

Reference document — Secondary reference

B1821BH031F063DReference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MS18153-31?

MS18153-31 is a BOLT,MACHINE.

What parts can replace MS18153-31?

There are 2 known substitutes for MS18153-31: ASME B18.2.1, B1821BH031F063D. Substitute compatibility should be verified for your specific system.

What is the NSN for MS18153-31?

MS18153-31 is cataloged in the U.S. Government catalog under NSN 5306-00-926-5604. This indicates validated use in U.S. government and defense supply chains.

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