90385K34 — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

90385K34: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: LEAD OVERALL, thickness: 0.99 INCHES MINIMUM AND 1.01 INCHES MAXIMUM IN, hole_diameter: 0.383 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN, overall_diameter: 4.485 INCHES MINIMUM AND 4.515 INCHES MAXIMUM IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-725-0463, 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

90385K34

NSN: 5310-01-725-0463
FSC: 5310 — Nuts and Washers
CAGE: 39428 — MCMASTER-CARR SUPPLY CO (USA)

SPECIFICATIONS

material	LEAD OVERALL
thickness	0.99 INCHES MINIMUM AND 1.01 INCHES MAXIMUM IN
hole_diameter	0.383 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN
overall_diameter	4.485 INCHES MINIMUM AND 4.515 INCHES MAXIMUM IN
special_features	FABRICATION METHOD IS CAST; REACH (EC 1907/2006) (01/17/2022, 223 SVHC) COMPLIANT; SPECIALTY METALS COTS-EXEMPT; SCHEDULE B 780600.0300
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
cross-sectional_shape_style	RECTANGULAR
material_document_and_classification	ASTM B29, ASTM B749, FED SPEC QQ-L-171E GRADE C AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL
part_name_assigned_by_controlling_agency	LEAD DISK
NSN	5310-01-725-0463

COMPONENT DIAGRAM

KEY FEATURES

•

OVERALL DIAMETER: 4.485 INCHES MINIMUM AND 4.515 INCHES MAXIMUM IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B29, ASTM B749, FED SPEC QQ-L-171E GRADE C AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

PERIPHERAL SHAPE STYLE: ROUND

•

MATERIAL: LEAD OVERALL

•

CENTER HOLE SHAPE STYLE: ROUND

TECHNICAL CHARACTERISTICS

OVERALL DIAMETER	4.485 INCHES MINIMUM AND 4.515 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B29, ASTM B749, FED SPEC QQ-L-171E GRADE C AMERICAN SOCIETY FOR TESTING AND MATERIALS (ASTM) SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
SPECIAL FEATURES	FABRICATION METHOD IS CAST; REACH (EC 1907/2006) (01/17/2022, 223 SVHC) COMPLIANT; SPECIALTY METALS COTS-EXEMPT; SCHEDULE B 780600.0300
PERIPHERAL SHAPE STYLE	ROUND
PART NAME ASSIGNED BY CONTROLLING AGENCY	LEAD DISK
MATERIAL	LEAD OVERALL
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	0.383 INCHES MINIMUM AND 0.399 INCHES MAXIMUM IN
THICKNESS	0.99 INCHES MINIMUM AND 1.01 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 1

8596343 FIND 10Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

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 90385K34?

90385K34 is a WASHER,FLAT.

What parts can replace 90385K34?

There is 1 known substitute for 90385K34: 8596343 FIND 10. Substitute compatibility should be verified for your specific system.

What is the NSN for 90385K34?

90385K34 is cataloged in the U.S. Government catalog under NSN 5310-01-725-0463. This indicates validated use in U.S. government and defense supply chains.

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