J4990-5MST — SCREWDRIVER ATTACHMENT,SOCKET WR

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

J4990-5MST: SCREWDRIVER ATTACHMENT,SOCKET WR.

SCREWDRIVER ATTACHMENT,SOCKET WR. Key specifications include material: STEEL OVERALL, blade_length: 0.688 INCHES NOMINAL IN, overall_length: 1.781 INCHES NOMINAL IN, style_designator: HEXAGON, features_provided: MANUAL TOOL, surface_treatment: OXIDE BIT. This part is cataloged in the U.S.

Government catalog under NSN 5120-01-656-1964, 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

J4990-5MST

NSN: 5120-01-656-1964
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: 1CV05 — THE STANLEY WORKS DBA STANLEY PROTO (USA)

SPECIFICATIONS

material	STEEL OVERALL
blade_length	0.688 INCHES NOMINAL IN
overall_length	1.781 INCHES NOMINAL IN
style_designator	HEXAGON
features_provided	MANUAL TOOL
surface_treatment	OXIDE BIT
wrenching_surface_size	5.0 MILLIMETERS NOMINAL SINGLE END MM
wrenching_surface_shape	HEXAGON SINGLE END EXTERNAL
NSN	5120-01-656-1964

COMPONENT DIAGRAM

KEY FEATURES

•

WRENCHING SURFACE SIZE: 5.0 MILLIMETERS NOMINAL SINGLE END MM

•

STYLE DESIGNATOR: HEXAGON

•

BLADE LENGTH: 0.688 INCHES NOMINAL IN

•

FEATURES PROVIDED: MANUAL TOOL

•

WRENCHING SURFACE SHAPE: HEXAGON SINGLE END EXTERNAL

•

SURFACE TREATMENT: CHROMIUM DRIVE SURFACE

TECHNICAL CHARACTERISTICS

WRENCHING SURFACE SIZE	5.0 MILLIMETERS NOMINAL SINGLE END MM
STYLE DESIGNATOR	HEXAGON
OVERALL LENGTH	1.781 INCHES NOMINAL IN
BLADE LENGTH	0.688 INCHES NOMINAL IN
FEATURES PROVIDED	MANUAL TOOL
WRENCHING SURFACE SHAPE	HEXAGON SINGLE END EXTERNAL
SURFACE TREATMENT	CHROMIUM DRIVE SURFACE
SURFACE TREATMENT	OXIDE BIT
MATERIAL	STEEL OVERALL

OTHER ITEMS IN FSC 5120 — Hand Tools, Nonedged, Nonpowered

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

5120-00-001-2642 5120-00-001-2644 5120-00-001-2650 5120-00-001-2651 5120-00-001-2652 5120-00-001-2653 5120-00-001-2654 5120-00-001-2655

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is J4990-5MST?

J4990-5MST is a SCREWDRIVER ATTACHMENT,SOCKET WR.

What is the NSN for J4990-5MST?

J4990-5MST is cataloged in the U.S. Government catalog under NSN 5120-01-656-1964. This indicates validated use in U.S. government and defense supply chains.

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J4990-5MST — SCREWDRIVER ATTACHMENT,SOCKET WR

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