ASME B18.22M — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

ASME B18.22M: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include end_item_identification: POWER UNIT ASSEMBLY, part_name_assigned_by_controlling_agency: WASHER,FLAT. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-454-3892, 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

ASME B18.22M

NSN: 5310-01-454-3892
NIINs: 014543892, 014543901, 017217205
FSC: 5310 — Nuts and Washers
CAGE: 05047 — THE AMERICAN SOCIETY OF MECHANICAL ENGINEERS (USA)

SPECIFICATIONS

end_item_identification	POWER UNIT ASSEMBLY
part_name_assigned_by_controlling_agency	WASHER,FLAT
NSN	5310-01-454-3892

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: ASTM B633, TY 2, CL 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL

•

OVERALL DIAMETER: 49.38 MILLIMETERS MINIMUM AND 50.00 MILLIMETERS MAXIMUM MM

•

HARDNESS RATING: 38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

SURFACE TREATMENT: ZINC AND CHROMATE OVERALL

•

PERIPHERAL SHAPE STYLE: ROUND

•

MATERIAL: STEEL OVERALL

•

CENTER HOLE SHAPE STYLE: ROUND

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	ASTM B633, TY 2, CL 2 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
OVERALL DIAMETER	49.38 MILLIMETERS MINIMUM AND 50.00 MILLIMETERS MAXIMUM MM
HARDNESS RATING	38.0 ROCKWELL C MINIMUM AND 45.0 ROCKWELL C MAXIMUM
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
SURFACE TREATMENT	ZINC AND CHROMATE OVERALL
PERIPHERAL SHAPE STYLE	ROUND
MATERIAL	STEEL OVERALL
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	21.80 MILLIMETERS MINIMUM AND 22.32 MILLIMETERS MAXIMUM MM
THICKNESS	3.50 MILLIMETERS MINIMUM AND 4.60 MILLIMETERS MAXIMUM MM

SUBSTITUTES & CROSS-REFERENCES 2

AEW23X20R000BD8AA1Reference document

Same NSN cross-reference

Reference document — Secondary reference

B1822BH200RReference document

Same NSN cross-reference

Reference document — Secondary reference

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 ASME B18.22M?

ASME B18.22M is a WASHER,FLAT.

What parts can replace ASME B18.22M?

There are 2 known substitutes for ASME B18.22M: AEW23X20R000BD8AA1, B1822BH200R. Substitute compatibility should be verified for your specific system.

What is the NSN for ASME B18.22M?

ASME B18.22M is cataloged in the U.S. Government catalog under NSN 5310-01-454-3892. This indicates validated use in U.S. government and defense supply chains.

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