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7662064-31 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

7662064-31: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, thickness: 0.045 INCHES NOMINAL IN, hole_diameter: 0.648 INCHES NOMINAL IN, hardness_rating: 30.0 ROCKWELL C MINIMUM, overall_diameter: 1.047 INCHES NOMINAL IN, surface_treatment: NICKEL OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-554-9975, 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
7662064-31
NSN: 5310-01-554-9975
FSC: 5310 — Nuts and Washers
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL
thickness0.045 INCHES NOMINAL IN
hole_diameter0.648 INCHES NOMINAL IN
hardness_rating30.0 ROCKWELL C MINIMUM
overall_diameter1.047 INCHES NOMINAL IN
surface_treatmentNICKEL OVERALL
peripheral_shape_styleROUND
center_hole_shape_styleROUND
end_item_identificationMMMCDS SSN688-718
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationASTM B168, CONDITION A. SPRING TEMPER ASSN STD ALL MATERIAL RESPONSES OVERALL
surface_treatment_document_and_classificationQQ-N-290, CLASS 1. GRADE F NATIONAL STD/SPEC ALL TREATMENT RESPONSES OVERALL
NSN5310-01-554-9975
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 7662064-31 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-N-290, CLASS 1. GRADE F NATIONAL STD/SPEC ALL TREATMENT RESPONSES OVERALL
•
OVERALL DIAMETER: 1.047 INCHES NOMINAL IN
•
HARDNESS RATING: 30.0 ROCKWELL C MINIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B168, CONDITION A. SPRING TEMPER ASSN STD ALL MATERIAL RESPONSES OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
COLOR: SILVER OVERALL
•
SURFACE TREATMENT: NICKEL OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-N-290, CLASS 1. GRADE F NATIONAL STD/SPEC ALL TREATMENT RESPONSES OVERALL
OVERALL DIAMETER1.047 INCHES NOMINAL IN
HARDNESS RATING30.0 ROCKWELL C MINIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B168, CONDITION A. SPRING TEMPER ASSN STD ALL MATERIAL RESPONSES OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
COLORSILVER OVERALL
SURFACE TREATMENTNICKEL OVERALL
PERIPHERAL SHAPE STYLEROUND
END ITEM IDENTIFICATIONMMMCDS SSN688-718
MATERIALNICKEL ALLOY OVERALL
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
MS51496-113Same 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 7662064-31?
7662064-31 is a WASHER,FLAT.
What parts can replace 7662064-31?
There is 1 known substitute for 7662064-31: MS51496-113. Substitute compatibility should be verified for your specific system.
What is the NSN for 7662064-31?
7662064-31 is cataloged in the U.S. Government catalog under NSN 5310-01-554-9975. This indicates validated use in U.S. government and defense supply chains.
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