299-4563-020A — WASHER,KEY

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

299-4563-020A: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 302 OVERALL, hole_diameter: 0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN, surface_finish: 63.0 MICROINCHES ALL SURFACES, outside_diameter: 0.370 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN, special_features: EXTERNAL PREBENT KEYS AT 45 DEGREES, style_designator: KEY. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-298-2452, 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

299-4563-020A

NSN: 5310-01-298-2452
FSC: 5310 — Nuts and Washers
CAGE: 19710 — MPC PRODUCTS CORPORATION DBA WOODWARD MPC, INC. (USA)

SPECIFICATIONS

material	STEEL COMP 302 OVERALL
hole_diameter	0.250 INCHES MINIMUM AND 0.270 INCHES MAXIMUM IN
surface_finish	63.0 MICROINCHES ALL SURFACES
outside_diameter	0.370 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
special_features	EXTERNAL PREBENT KEYS AT 45 DEGREES
style_designator	KEY
surface_treatment	PASSIVATE OVERALL
material_thickness	0.035 INCHES NOMINAL IN
external_key_quantity	9
internal_key_quantity	1
external_straight_key_width	0.062 INCHES MINIMUM AND 0.082 INCHES MAXIMUM IN
internal_straight_key_width	0.055 INCHES NOMINAL IN
NSN	5310-01-298-2452

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE FINISH: 63.0 MICROINCHES ALL SURFACES

•

INTERNAL STRAIGHT KEY WIDTH: 0.055 INCHES NOMINAL IN

•

DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY: 0.015 INCHES NOMINAL IN

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: EI 999-5902-003C MFR REF SINGLE TREATMENT RESPONSE OVERALL

•

OVERALL DISTANCE INCLUDING KEYS: 0.520 INCHES MINIMUM AND 0.550 INCHES MAXIMUM IN

•

STYLE DESIGNATOR: KEY

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-766,CLASS 302,COND H FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

OUTSIDE DIAMETER: 0.370 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

SURFACE FINISH	63.0 MICROINCHES ALL SURFACES
INTERNAL STRAIGHT KEY WIDTH	0.055 INCHES NOMINAL IN
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY	0.015 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	EI 999-5902-003C MFR REF SINGLE TREATMENT RESPONSE OVERALL
OVERALL DISTANCE INCLUDING KEYS	0.520 INCHES MINIMUM AND 0.550 INCHES MAXIMUM IN
STYLE DESIGNATOR	KEY
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-S-766,CLASS 302,COND H FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER	0.370 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
MATERIAL THICKNESS	0.035 INCHES NOMINAL IN
EXTERNAL STRAIGHT KEY WIDTH	0.062 INCHES MINIMUM AND 0.082 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 299-4563-020A?

299-4563-020A is a WASHER,KEY.

What is the NSN for 299-4563-020A?

299-4563-020A is cataloged in the U.S. Government catalog under NSN 5310-01-298-2452. This indicates validated use in U.S. government and defense supply chains.

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299-4563-020A — WASHER,KEY

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