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560243 ✓ 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 SWITCH,CODE INDICATING WHEEL is a the manufacturer industrial component. Key specifications include width: 30.000 INCHES NOMINAL IN, length: 40.000 INCHES NOMINAL IN, usage_form: SHEET, emulsion_type: BLACK AND WHITE, precious_material: SILVER, precious_material_and_weight: 0.040 SILVER GRAINS, TROY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-427-0043, 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
560243
NSN: 5310-00-427-0043
FSC: 5310
CAGE: 23705 — FRUEHAUF CORP (USA)
SPECIFICATIONS
width30.000 INCHES NOMINAL IN
length40.000 INCHES NOMINAL IN
usage_formSHEET
emulsion_typeBLACK AND WHITE
precious_materialSILVER
precious_material_and_weight0.040 SILVER GRAINS, TROY
precious_material_and_locationEMULSION SILVER
NSN5310-00-427-0043
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 560243 · 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
•
NUT HEIGHT: 0.984 INCHES MINIMUM AND 1.016 INCHES MAXIMUM IN
•
WIDTH ACROSS FLATS: 1.047 INCHES MINIMUM AND 1.078 INCHES MAXIMUM IN
•
THREAD QUANTITY PER INCH: 16
•
NOMINAL THREAD SIZE: 0.750 INCHES IN
•
THREAD SERIES: UNF
•
BEARING SURFACE TYPE: WASHER FACED
•
SURFACE TREATMENT: CADMIUM OR ZINC OVERALL
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS (FLIS)
NUT HEIGHT0.984 INCHES MINIMUM AND 1.016 INCHES MAXIMUM IN
WIDTH ACROSS FLATS1.047 INCHES MINIMUM AND 1.078 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH16
NOMINAL THREAD SIZE0.750 INCHES IN
THREAD SERIESUNF
BEARING SURFACE TYPEWASHER FACED
SURFACE TREATMENTCADMIUM OR ZINC OVERALL
THREAD CLASS2B
NUT STYLEHEXAGON
MATERIALSTEEL COMP 1212 OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
PD-7Interchangeable
interchangeable cross-reference
interchangeable
199001Interchangeable
interchangeable cross-reference
interchangeable
560243Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 560243?
560243 is a SWITCH,CODE INDICATING WHEEL.
What parts can replace 560243?
There are 3 known substitutes for 560243: PD-7, 199001, 560243. Substitute compatibility should be verified for your specific system.
What is the NSN for 560243?
560243 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-427-0043. 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