10888220 — KEY,MACHINE

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

10888220: KEY,MACHINE.

The KEY,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1340 AND STEEL COMP 4140 AND STEEL COMP 5140 AND STEEL COMP 6150 OVERALL, overall_width: 0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN, overall_height: 0.500 INCHES NOMINAL IN, overall_length: 1.875 INCHES NOMINAL IN, hardness_rating: 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL, style_designator: PLAIN. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-816-6331, 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

10888220

NSN: 5315-00-816-6331
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)

SPECIFICATIONS

material	STEEL COMP 1340 AND STEEL COMP 4140 AND STEEL COMP 5140 AND STEEL COMP 6150 OVERALL
overall_width	0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN
overall_height	0.500 INCHES NOMINAL IN
overall_length	1.875 INCHES NOMINAL IN
hardness_rating	35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
style_designator	PLAIN
counterbore_depth	0.250 INCHES NOMINAL IN
key_chamfer_angle	45.0 DEGREES NOMINAL
surface_treatment	PHOSPHATE ZINC OVERALL
key_chamfer_length	0.031 INCHES NOMINAL IN
mounting_hole_depth	0.500 INCHES NOMINAL IN
starting_edge_shape	CHAMFERED
NSN	5315-00-816-6331

COMPONENT DIAGRAM

KEY FEATURES

•

KEY CHAMFER ANGLE: 45.0 DEGREES NOMINAL

•

MOUNTING HOLE TYPE AND QUANTITY: 1 UNTHREADED-COUNTERBORED

•

HARDNESS RATING: 35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL

•

STARTING EDGE SHAPE: CHAMFERED

•

STYLE DESIGNATOR: PLAIN

•

MOUNTING HOLE DIAMETER: 0.218 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.500 INCHES NOMINAL IN
KEY CHAMFER ANGLE	45.0 DEGREES NOMINAL
MOUNTING HOLE TYPE AND QUANTITY	1 UNTHREADED-COUNTERBORED
HARDNESS RATING	35.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM OVERALL
STARTING EDGE SHAPE	CHAMFERED
STYLE DESIGNATOR	PLAIN
MOUNTING HOLE DIAMETER	0.218 INCHES MINIMUM AND 0.228 INCHES MAXIMUM IN
OVERALL LENGTH	1.875 INCHES NOMINAL IN
OVERALL WIDTH	0.4985 INCHES MINIMUM AND 0.4995 INCHES MAXIMUM IN
DISTANCE FROM MOUNTING HOLE CENTER TO END	0.937 INCHES NOMINAL IN

OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins

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

5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 10888220?

10888220 is a KEY,MACHINE.

What is the NSN for 10888220?

10888220 is cataloged in the U.S. Government catalog under NSN 5315-00-816-6331. This indicates validated use in U.S. government and defense supply chains.

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10888220 — KEY,MACHINE

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