PartsTable
Technical Data Sheet
88-20564-14 ✓ Verified by PartsTable
· NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, thickness: 0.083 INCHES NOMINAL IN, hole_diameter: 0.375 INCHES NOMINAL IN, overall_diameter: 0.875 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-466-4926, 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
88-20564-14
NSN: 5310-01-466-4926
FSC: 5310
CAGE: 30554 — DEPARTMENT OF DEFENSE PROJECT MANAGER-MOBILE ELECTRIC POWER (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
thickness0.083 INCHES NOMINAL IN
hole_diameter0.375 INCHES NOMINAL IN
overall_diameter0.875 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
end_item_identification6115-01-274-7390;60KW TQG GENERATOR FAMILY
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationASTM B36,UNS C26000-H02 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-01-466-4926
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 88-20564-14 · 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
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B36,UNS C26000-H02 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
PERIPHERAL SHAPE STYLE: ROUND
HOLE DIAMETER: 0.375 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
THICKNESS: 0.083 INCHES NOMINAL IN
MATERIAL: COPPER ALLOY OVERALL
CENTER HOLE SHAPE STYLE: ROUND
OVERALL DIAMETER: 0.875 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B36,UNS C26000-H02 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
PERIPHERAL SHAPE STYLEROUND
HOLE DIAMETER0.375 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
THICKNESS0.083 INCHES NOMINAL IN
MATERIALCOPPER ALLOY OVERALL
CENTER HOLE SHAPE STYLEROUND
OVERALL DIAMETER0.875 INCHES NOMINAL IN
END ITEM IDENTIFICATION6115-01-274-7390;60KW TQG GENERATOR FAMILY
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
88-20564-12Interchangeable
interchangeable cross-reference
interchangeable
88-20033-25AInterchangeable
interchangeable cross-reference
interchangeable
MS51412-25Interchangeable
interchangeable cross-reference
interchangeable
MS27183-10Interchangeable
interchangeable cross-reference
interchangeable
G9419274Interchangeable
interchangeable cross-reference
interchangeable
035106-7Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 88-20564-14?
88-20564-14 is a WASHER,FLAT.
What parts can replace 88-20564-14?
There are 22 known substitutes for 88-20564-14: 88-20564-12, 88-20033-25A, MS51412-25 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 88-20564-14?
88-20564-14 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-466-4926. This indicates validated use in U.S. government and defense supply chains.
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