MS20A — KEY,SOCKET HEAD SCREW

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

MS20A: KEY,SOCKET HEAD SCREW.

The KEY,SOCKET HEAD SCREW is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, style_designator: L-HANDLE, wrenching_surface_size: 0.183 INCHES NOMINAL BOTH ENDS IN, wrenching_surface_shape: SPLINE BOTH ENDS EXTERNAL, specification/standard_data: 05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD. This part is cataloged in the U.S.

Government catalog under NSN 5120-01-367-3245, 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

MS20A

NSN: 5120-01-367-3245
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: 55719 — IDSC HOLDINGS LLC DIV SNAP-ON INDUSTRIAL, A DIV. OF IDSC HOLDINGS , LLC (USA)

SPECIFICATIONS

material	STEEL OVERALL
style_designator	L-HANDLE
wrenching_surface_size	0.183 INCHES NOMINAL BOTH ENDS IN
wrenching_surface_shape	SPLINE BOTH ENDS EXTERNAL
specification/standard_data	05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
wrenching_surface_flute_quantity	6
NSN	5120-01-367-3245

COMPONENT DIAGRAM

KEY FEATURES

•

WRENCHING SURFACE SIZE: 0.183 INCHES NOMINAL BOTH ENDS IN

•

STYLE DESIGNATOR: L-HANDLE

•

SPECIFICATION/STANDARD DATA: 05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD

•

WRENCHING SURFACE SHAPE: SPLINE BOTH ENDS EXTERNAL

•

WRENCHING SURFACE FLUTE QUANTITY: 6

•

MATERIAL: STEEL OVERALL

TECHNICAL CHARACTERISTICS

WRENCHING SURFACE SIZE	0.183 INCHES NOMINAL BOTH ENDS IN
STYLE DESIGNATOR	L-HANDLE
SPECIFICATION/STANDARD DATA	05047-ASME B18.3 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD
WRENCHING SURFACE SHAPE	SPLINE BOTH ENDS EXTERNAL
WRENCHING SURFACE FLUTE QUANTITY	6
MATERIAL	STEEL OVERALL

SUBSTITUTES & CROSS-REFERENCES 2

B18.3Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

MS20Reference document

Same NSN cross-reference

Reference document — Secondary reference

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is MS20A?

MS20A is a KEY,SOCKET HEAD SCREW.

What parts can replace MS20A?

There are 2 known substitutes for MS20A: B18.3, MS20. Substitute compatibility should be verified for your specific system.

What is the NSN for MS20A?

MS20A is cataloged in the U.S. Government catalog under NSN 5120-01-367-3245. This indicates validated use in U.S. government and defense supply chains.

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