521019-15 — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

521019-15: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1074 OVERALL, thickness: 0.014 INCHES MINIMUM AND 0.016 INCHES MAXIMUM IN, hole_diameter: 0.314 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN, surface_finish: 32.0 MICROINCHES INNER, hardness_rating: 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM, overall_diameter: 0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-712-3064, 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

521019-15

NSN: 5310-00-712-3064
FSC: 5310 — Nuts and Washers
CAGE: 30715 — SABRELINER CORP (USA)

SPECIFICATIONS

material	STEEL COMP 1074 OVERALL
thickness	0.014 INCHES MINIMUM AND 0.016 INCHES MAXIMUM IN
hole_diameter	0.314 INCHES MINIMUM AND 0.322 INCHES MAXIMUM IN
surface_finish	32.0 MICROINCHES INNER
hardness_rating	35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
overall_diameter	0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN
surface_treatment	CADMIUM OVERALL
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
cross-sectional_shape_style	RECTANGULAR
material_document_and_classification	AMS 5120 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classification	AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NSN	5310-00-712-3064

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 32.0 MICROINCHES TOP

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL

•

OVERALL DIAMETER: 0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN

•

HARDNESS RATING: 35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5120 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

SURFACE TREATMENT: CADMIUM OVERALL

TECHNICAL CHARACTERISTICS

SURFACE FINISH	32.0 MICROINCHES TOP
SURFACE FINISH	32.0 MICROINCHES INNER
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	AMS 2400 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
OVERALL DIAMETER	0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM IN
HARDNESS RATING	35.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5120 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
SURFACE TREATMENT	CADMIUM OVERALL
PERIPHERAL SHAPE STYLE	ROUND
MATERIAL	STEEL COMP 1074 OVERALL

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

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 521019-15?

521019-15 is a WASHER,FLAT.

What is the NSN for 521019-15?

521019-15 is cataloged in the U.S. Government catalog under NSN 5310-00-712-3064. This indicates validated use in U.S. government and defense supply chains.

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521019-15 — WASHER,FLAT

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