51-KM — WRENCH,OPEN END

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

51-KM: WRENCH,OPEN END.

The WRENCH,OPEN END is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_length: 5.125 INCHES MAXIMUM IN, style_designator: THIN DOUBLE HEAD, surface_treatment: CHROMIUM AND ZINC OVERALL, large_end_head_angle: 45.0 DEGREES NOMINAL, small_end_head_angle: 0.0 DEGREES NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 5120-00-587-1631, 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

51-KM

NSN: 5120-00-587-1631
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: 27234 — MECHANICRAFT TOOL MFG CO (USA)

SPECIFICATIONS

material	STEEL OVERALL
overall_length	5.125 INCHES MAXIMUM IN
style_designator	THIN DOUBLE HEAD
surface_treatment	CHROMIUM AND ZINC OVERALL
large_end_head_angle	45.0 DEGREES NOMINAL
small_end_head_angle	0.0 DEGREES NOMINAL
wrenching_surface_size	0.250 INCHES NOMINAL FIRST END IN
wrenching_surface_shape	HEXAGON BOTH ENDS INTERNAL
large_end_head_thickness	0.092 INCHES NOMINAL IN
small_end_head_thickness	0.092 INCHES NOMINAL IN
NSN	5120-00-587-1631

COMPONENT DIAGRAM

KEY FEATURES

•

LARGE END HEAD ANGLE: 45.0 DEGREES NOMINAL

•

LARGE END HEAD THICKNESS: 0.092 INCHES NOMINAL IN

•

SMALL END HEAD THICKNESS: 0.092 INCHES NOMINAL IN

•

SMALL END HEAD ANGLE: 0.0 DEGREES NOMINAL

•

WRENCHING SURFACE SIZE: 0.250 INCHES NOMINAL FIRST END IN

•

STYLE DESIGNATOR: THIN DOUBLE HEAD

TECHNICAL CHARACTERISTICS

LARGE END HEAD ANGLE	45.0 DEGREES NOMINAL
LARGE END HEAD THICKNESS	0.092 INCHES NOMINAL IN
SMALL END HEAD THICKNESS	0.092 INCHES NOMINAL IN
SMALL END HEAD ANGLE	0.0 DEGREES NOMINAL
WRENCHING SURFACE SIZE	0.250 INCHES NOMINAL FIRST END IN
WRENCHING SURFACE SIZE	0.312 INCHES NOMINAL SECOND END IN
STYLE DESIGNATOR	THIN DOUBLE HEAD
OVERALL LENGTH	5.125 INCHES MAXIMUM IN
WRENCHING SURFACE SHAPE	HEXAGON BOTH ENDS INTERNAL
SURFACE TREATMENT	CHROMIUM AND ZINC OVERALL

SUBSTITUTES & CROSS-REFERENCES 1

660Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 51-KM?

51-KM is a WRENCH,OPEN END.

What parts can replace 51-KM?

There is 1 known substitute for 51-KM: 660. Substitute compatibility should be verified for your specific system.

What is the NSN for 51-KM?

51-KM is cataloged in the U.S. Government catalog under NSN 5120-00-587-1631. This indicates validated use in U.S. government and defense supply chains.

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51-KM — WRENCH,OPEN END

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