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PartsTable / COMPONENT / 500733-2
500733-2 ✓ 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: 0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN, hole_diameter: 0.100 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN, overall_diameter: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM 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 5310-00-531-1565, 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
500733-2
NSN: 5310-00-531-1565
FSC: 5310
CAGE: 23667 — SMITHS DETECTION INC. DBA SMITHS DETECTION INC CASC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
thickness0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
hole_diameter0.100 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
overall_diameter0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationASTM B124 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-531-1565
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 500733-2 · 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 B124 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: COPPER ALLOY OVERALL
•
THICKNESS: 0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
•
PERIPHERAL SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.100 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
•
CENTER HOLE SHAPE STYLE: ROUND
•
OVERALL DIAMETER: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B124 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY OVERALL
THICKNESS0.015 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
PERIPHERAL SHAPE STYLEROUND
HOLE DIAMETER0.100 INCHES MINIMUM AND 0.110 INCHES MAXIMUM IN
CENTER HOLE SHAPE STYLEROUND
OVERALL DIAMETER0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
SF70-8Interchangeable
interchangeable cross-reference
interchangeable
4F9364Interchangeable
interchangeable cross-reference
interchangeable
358228Interchangeable
interchangeable cross-reference
interchangeable
MILR1284Interchangeable
interchangeable cross-reference
interchangeable
W3Interchangeable
interchangeable cross-reference
interchangeable
500-57522Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 500733-2?
500733-2 is a WASHER,FLAT.
What parts can replace 500733-2?
There are 12 known substitutes for 500733-2: SF70-8, 4F9364, 358228 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 500733-2?
500733-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-531-1565. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026