MB-131 — ADAPTER,SOCKET WRENCH

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

MB-131: ADAPTER,SOCKET WRENCH.

The ADAPTER,SOCKET WRENCH is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_length: 1.000 INCHES NOMINAL IN, drive_end_shape: SQUARE FIRST END EXTERNAL, outside_diameter: 0.687 INCHES MAXIMUM IN, style_designator: EXTERNAL-INTERNAL, features_provided: MANUAL TOOL. This part is cataloged in the U.S.

Government catalog under NSN 5120-01-369-1027, 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

MB-131

NSN: 5120-01-369-1027
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: 8Z799 — WILLIAMS J H INDUSTRIAL PRODUCTS INC (USA)

SPECIFICATIONS

material	STEEL OVERALL
overall_length	1.000 INCHES NOMINAL IN
drive_end_shape	SQUARE FIRST END EXTERNAL
outside_diameter	0.687 INCHES MAXIMUM IN
style_designator	EXTERNAL-INTERNAL
features_provided	MANUAL TOOL
surface_treatment	CHROMIUM OVERALL
drive_surface_size	0.250 INCHES NOMINAL FIRST END IN
NSN	5120-01-369-1027

COMPONENT DIAGRAM

KEY FEATURES

•

DRIVE SURFACE SIZE: 0.250 INCHES NOMINAL FIRST END IN

•

STYLE DESIGNATOR: EXTERNAL-INTERNAL

•

OUTSIDE DIAMETER: 0.687 INCHES MAXIMUM IN

•

FEATURES PROVIDED: MANUAL TOOL

•

DRIVE END SHAPE: SQUARE FIRST END EXTERNAL

TECHNICAL CHARACTERISTICS

DRIVE SURFACE SIZE	0.250 INCHES NOMINAL FIRST END IN
DRIVE SURFACE SIZE	0.375 INCHES NOMINAL SECOND END IN
STYLE DESIGNATOR	EXTERNAL-INTERNAL
OVERALL LENGTH	1.000 INCHES NOMINAL IN
OUTSIDE DIAMETER	0.687 INCHES MAXIMUM IN
FEATURES PROVIDED	MANUAL TOOL
DRIVE END SHAPE	SQUARE FIRST END EXTERNAL
DRIVE END SHAPE	SQUARE SECOND END INTERNAL
SURFACE TREATMENT	CHROMIUM OVERALL
MATERIAL	STEEL OVERALL

SUBSTITUTES & CROSS-REFERENCES 3

MB-131 WILLIAMSSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

139014Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

2/LTT 237 23Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MB-131?

MB-131 is a ADAPTER,SOCKET WRENCH.

What parts can replace MB-131?

There are 3 known substitutes for MB-131: MB-131 WILLIAMS, 139014, 2/LTT 237 23. Substitute compatibility should be verified for your specific system.

What is the NSN for MB-131?

MB-131 is cataloged in the U.S. Government catalog under NSN 5120-01-369-1027. This indicates validated use in U.S. government and defense supply chains.

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