A2888CH — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

A2888CH: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include thickness: 0.051 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN, hole_diameter: 0.458 INCHES MINIMUM AND 0.479 INCHES MAXIMUM IN, hardness_rating: 88.08 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 92.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM, overall_diameter: 0.911 INCHES MINIMUM AND 0.932 INCHES MAXIMUM IN, features_provided: CASEHARDENED, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-138-4655, 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

A2888CH

NSN: 5310-01-138-4655
FSC: 5310 — Nuts and Washers
CAGE: 61208 — TWIN DISC, INCORPORATED DBA TWIN DISC MID-ATLANTIC (USA)

SPECIFICATIONS

material	STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL
thickness	0.051 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN
hole_diameter	0.458 INCHES MINIMUM AND 0.479 INCHES MAXIMUM IN
hardness_rating	88.08 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 92.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM
overall_diameter	0.911 INCHES MINIMUM AND 0.932 INCHES MAXIMUM IN
features_provided	CASEHARDENED
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
cross-sectional_shape_style	RECTANGULAR
material_document_and_classification	SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
NSN	5310-01-138-4655

COMPONENT DIAGRAM

KEY FEATURES

•

OVERALL DIAMETER: 0.911 INCHES MINIMUM AND 0.932 INCHES MAXIMUM IN

•

HARDNESS RATING: 88.08 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 92.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD ALL MATERIAL RESPONSES OVERALL

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

FEATURES PROVIDED: CASEHARDENED

•

PERIPHERAL SHAPE STYLE: ROUND

•

MATERIAL: STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL

•

CENTER HOLE SHAPE STYLE: ROUND

TECHNICAL CHARACTERISTICS

OVERALL DIAMETER	0.911 INCHES MINIMUM AND 0.932 INCHES MAXIMUM IN
HARDNESS RATING	88.08 ROCKWELL SUPERFICIAL 15-N MINIMUM AND 92.0 ROCKWELL SUPERFICIAL 15-N MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
FEATURES PROVIDED	CASEHARDENED
PERIPHERAL SHAPE STYLE	ROUND
MATERIAL	STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OVERALL
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	0.458 INCHES MINIMUM AND 0.479 INCHES MAXIMUM IN
THICKNESS	0.051 INCHES MINIMUM AND 0.081 INCHES MAXIMUM IN

OTHER ITEMS IN FSC 5310 — Nuts and Washers

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

5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540

SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

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

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FREQUENTLY ASKED QUESTIONS

What is A2888CH?

A2888CH is a WASHER,FLAT.

What is the NSN for A2888CH?

A2888CH is cataloged in the U.S. Government catalog under NSN 5310-01-138-4655. This indicates validated use in U.S. government and defense supply chains.

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A2888CH — WASHER,FLAT

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