642AS0690-4 — WASHER,FLAT

✓ Government record, cited

— · NUT WASHER

PRODUCT OVERVIEW

642AS0690-4: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2024 OVERALL, thickness: 0.090 INCHES NOMINAL IN, hole_diameter: 0.266 INCHES NOMINAL IN, overall_diameter: 0.750 INCHES NOMINAL IN, surface_treatment: PASSIVATE OVERALL, peripheral_shape_style: ROUND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-040-9309, 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

642AS0690-4

NSN: 5310-01-040-9309
FSC: 5310 — Nuts and Washers
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY 2024 OVERALL
thickness	0.090 INCHES NOMINAL IN
hole_diameter	0.266 INCHES NOMINAL IN
overall_diameter	0.750 INCHES NOMINAL IN
surface_treatment	PASSIVATE OVERALL
peripheral_shape_style	ROUND
center_hole_shape_style	ROUND
cross-sectional_shape_style	RECTANGULAR
material_document_and_classification	QQ-A-250/5,T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
surface_treatment_document_and_classification	QQ-P-35/PS13001,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN	5310-01-040-9309

COMPONENT DIAGRAM

KEY FEATURES

•

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35/PS13001,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL

•

OVERALL DIAMETER: 0.750 INCHES NOMINAL IN

•

MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/5,T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL

•

CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR

•

SURFACE TREATMENT: PASSIVATE OVERALL

•

PERIPHERAL SHAPE STYLE: ROUND

•

MATERIAL: ALUMINUM ALLOY 2024 OVERALL

•

CENTER HOLE SHAPE STYLE: ROUND

TECHNICAL CHARACTERISTICS

SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	QQ-P-35/PS13001,TYPE 1 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
OVERALL DIAMETER	0.750 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-A-250/5,T3 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLE	RECTANGULAR
SURFACE TREATMENT	PASSIVATE OVERALL
PERIPHERAL SHAPE STYLE	ROUND
MATERIAL	ALUMINUM ALLOY 2024 OVERALL
CENTER HOLE SHAPE STYLE	ROUND
HOLE DIAMETER	0.266 INCHES NOMINAL IN
THICKNESS	0.090 INCHES NOMINAL 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 642AS0690-4?

642AS0690-4 is a WASHER,FLAT.

What is the NSN for 642AS0690-4?

642AS0690-4 is cataloged in the U.S. Government catalog under NSN 5310-01-040-9309. This indicates validated use in U.S. government and defense supply chains.

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642AS0690-4 — WASHER,FLAT

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