R20882 — WASHER,KEY

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

R20882: WASHER,KEY.

The WASHER,KEY is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 1.406 INCHES NOMINAL IN, hardness_rating: 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM, outside_diameter: 1.812 INCHES NOMINAL IN, style_designator: KEY, material_thickness: 0.110 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-737-1204, 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

R20882

NSN: 5310-00-737-1204
FSC: 5310 — Nuts and Washers
CAGE: 83120 — PRESSED METALS OF AMERICA INC (USA)

SPECIFICATIONS

material	STEEL OVERALL
hole_diameter	1.406 INCHES NOMINAL IN
hardness_rating	40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
outside_diameter	1.812 INCHES NOMINAL IN
style_designator	KEY
material_thickness	0.110 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN
internal_key_quantity	2
internal_straight_key_width	0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
distance_from_centerline_to_top_of_internal_key	0.570 INCHES MINIMUM AND 0.575 INCHES MAXIMUM IN
NSN	5310-00-737-1204

COMPONENT DIAGRAM

KEY FEATURES

•

INTERNAL STRAIGHT KEY WIDTH: 0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN

•

DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY: 0.570 INCHES MINIMUM AND 0.575 INCHES MAXIMUM IN

•

HARDNESS RATING: 40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM

•

STYLE DESIGNATOR: KEY

•

OUTSIDE DIAMETER: 1.812 INCHES NOMINAL IN

•

MATERIAL THICKNESS: 0.110 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN

•

MATERIAL: STEEL OVERALL

•

INTERNAL KEY QUANTITY: 2

TECHNICAL CHARACTERISTICS

INTERNAL STRAIGHT KEY WIDTH	0.135 INCHES MINIMUM AND 0.145 INCHES MAXIMUM IN
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY	0.570 INCHES MINIMUM AND 0.575 INCHES MAXIMUM IN
HARDNESS RATING	40.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
STYLE DESIGNATOR	KEY
OUTSIDE DIAMETER	1.812 INCHES NOMINAL IN
MATERIAL THICKNESS	0.110 INCHES MINIMUM AND 0.114 INCHES MAXIMUM IN
MATERIAL	STEEL OVERALL
INTERNAL KEY QUANTITY	2
HOLE DIAMETER	1.406 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 5

A990Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

7371204Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

J2-30Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

GP7771Reference document

Same NSN cross-reference

Reference document — Secondary reference

710WSame NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 R20882?

R20882 is a WASHER,KEY.

What parts can replace R20882?

There are 5 known substitutes for R20882: A990, 7371204, J2-30 and 2 more. Substitute compatibility should be verified for your specific system.

What is the NSN for R20882?

R20882 is cataloged in the U.S. Government catalog under NSN 5310-00-737-1204. This indicates validated use in U.S. government and defense supply chains.

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