13203E3555 — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

13203E3555: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include thickness: 0.310 INCHES NOMINAL IN, hole_diameter: 0.760 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN, overall_diameter: 2.880 INCHES MINIMUM AND 3.060 INCHES MAXIMUM IN, special_features: HOLE CHAMFER 0.030 IN. NOM BY 45.0 DEG NOM, BOTH BEARING SURFACES IN, surface_treatment: CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL, peripheral_shape_style: ROUND.

This part is cataloged in the U.S. Government catalog under NSN 5310-01-197-2398, 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

13203E3555

NSN: 5310-01-197-2398
FSC: 5310 — Nuts and Washers
CAGE: 97403 — CECOM LR CENTER (USA)

SPECIFICATIONS

thickness	0.310 INCHES NOMINAL IN
hole_diameter	0.760 INCHES MINIMUM AND 0.780 INCHES MAXIMUM IN
overall_diameter	2.880 INCHES MINIMUM AND 3.060 INCHES MAXIMUM IN
special_features	HOLE CHAMFER 0.030 IN. NOM BY 45.0 DEG NOM, BOTH BEARING SURFACES IN
surface_treatment	CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
cross-sectional_shape_style	RECTANGULAR
outside_left_corner_chamfer_angle	45.0 DEGREES NOMINAL
outside_right_corner_chamfer_angle	45.0 DEGREES NOMINAL
surface_treatment_document_and_classification	QQ-P-416, TY 2, CL 1 FED SPEC 1ST TREATMENT RESPONSE OR ASTM B633, TY 2 ASSN STD 2ND TREATMENT RESPONSE OVERALL
NSN	5310-01-197-2398

COMPONENT DIAGRAM

KEY FEATURES

•

OUTSIDE LEFT CORNER CHAMFER ANGLE: 45.0 DEGREES NOMINAL

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416, TY 2, CL 1 FED SPEC 1ST TREATMENT RESPONSE OR ASTM B633, TY 2 ASSN STD 2ND TREATMENT RESPONSE OVERALL

•

OVERALL DIAMETER: 2.880 INCHES MINIMUM AND 3.060 INCHES MAXIMUM IN

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

OUTSIDE RIGHT CORNER CHAMFER ANGLE: 45.0 DEGREES NOMINAL

•

SURFACE TREATMENT: CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL

•

PERIPHERAL SHAPE STYLE: ROUND

TECHNICAL CHARACTERISTICS

OUTSIDE LEFT CORNER CHAMFER ANGLE	45.0 DEGREES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-416, TY 2, CL 1 FED SPEC 1ST TREATMENT RESPONSE OR ASTM B633, TY 2 ASSN STD 2ND TREATMENT RESPONSE OVERALL
OVERALL DIAMETER	2.880 INCHES MINIMUM AND 3.060 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
OUTSIDE RIGHT CORNER CHAMFER ANGLE	45.0 DEGREES NOMINAL
SPECIAL FEATURES	HOLE CHAMFER 0.030 IN. NOM BY 45.0 DEG NOM, BOTH BEARING SURFACES IN
SURFACE TREATMENT	CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL
PERIPHERAL SHAPE STYLE	ROUND
MATERIAL	STEEL COMP 1008 OR 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 OR STEEL COMP 1021 OR STEEL COMP 1023 OR STEEL COMP 1025 OVERALL
CENTER HOLE SHAPE STYLE	ROUND

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 1

13204E3555Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 13203E3555?

13203E3555 is a WASHER,FLAT.

What parts can replace 13203E3555?

There is 1 known substitute for 13203E3555: 13204E3555. Substitute compatibility should be verified for your specific system.

What is the NSN for 13203E3555?

13203E3555 is cataloged in the U.S. Government catalog under NSN 5310-01-197-2398. This indicates validated use in U.S. government and defense supply chains.

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