663L-5/32 — KEY,SOCKET HEAD SCREW

✓ Government record, cited

— · COMPONENT

PRODUCT OVERVIEW

663L-5/32: KEY,SOCKET HEAD SCREW.

The KEY,SOCKET HEAD SCREW is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_length: 4.188 INCHES MINIMUM AND 4.375 INCHES MAXIMUM IN, hardness_rating: 45.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM, long_arm_length: 4.031 INCHES MINIMUM AND 4.219 INCHES MAXIMUM IN, torque_capacity: 100.0 INCH-POUNDS NOMINAL IN, short_arm_length: 0.750 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5120-00-778-1671, 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

663L-5/32

NSN: 5120-00-778-1671
FSC: 5120 — Hand Tools, Nonedged, Nonpowered
CAGE: 70276 — ALLEN MFG CO SUB OF CHICAGO PNEUMATIC TOOL CO (USA)

SPECIFICATIONS

material	STEEL OVERALL
overall_length	4.188 INCHES MINIMUM AND 4.375 INCHES MAXIMUM IN
hardness_rating	45.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM
long_arm_length	4.031 INCHES MINIMUM AND 4.219 INCHES MAXIMUM IN
torque_capacity	100.0 INCH-POUNDS NOMINAL IN
short_arm_length	0.750 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
style_designator	L-HANDLE
wrenching_surface_size	0.156 INCHES NOMINAL BOTH ENDS IN
wrenching_surface_shape	HEXAGON BOTH ENDS EXTERNAL
NSN	5120-00-778-1671

COMPONENT DIAGRAM

KEY FEATURES

•

TORQUE CAPACITY: 100.0 INCH-POUNDS NOMINAL IN

•

SHORT ARM LENGTH: 0.750 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN

•

HARDNESS RATING: 45.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM

•

WRENCHING SURFACE SIZE: 0.156 INCHES NOMINAL BOTH ENDS IN

•

STYLE DESIGNATOR: L-HANDLE

•

LONG ARM LENGTH: 4.031 INCHES MINIMUM AND 4.219 INCHES MAXIMUM IN

•

WRENCHING SURFACE SHAPE: HEXAGON BOTH ENDS EXTERNAL

TECHNICAL CHARACTERISTICS

TORQUE CAPACITY	100.0 INCH-POUNDS NOMINAL IN
SHORT ARM LENGTH	0.750 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
HARDNESS RATING	45.0 ROCKWELL C MINIMUM AND 55.0 ROCKWELL C MAXIMUM
WRENCHING SURFACE SIZE	0.156 INCHES NOMINAL BOTH ENDS IN
STYLE DESIGNATOR	L-HANDLE
OVERALL LENGTH	4.188 INCHES MINIMUM AND 4.375 INCHES MAXIMUM IN
LONG ARM LENGTH	4.031 INCHES MINIMUM AND 4.219 INCHES MAXIMUM IN
WRENCHING SURFACE SHAPE	HEXAGON BOTH ENDS EXTERNAL
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 2

GGG-W-652Reference document

Same NSN cross-reference

Reference document — Secondary reference

GGG-K-275Reference 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 663L-5/32?

663L-5/32 is a KEY,SOCKET HEAD SCREW.

What parts can replace 663L-5/32?

There are 2 known substitutes for 663L-5/32: GGG-W-652, GGG-K-275. Substitute compatibility should be verified for your specific system.

What is the NSN for 663L-5/32?

663L-5/32 is cataloged in the U.S. Government catalog under NSN 5120-00-778-1671. This indicates validated use in U.S. government and defense supply chains.

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