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PartsTable / COMPONENT / Z118007506
Z118007506 ✓ 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,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010 OVERALL, hole_diameter: 0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN, outside_diameter: 0.250 INCHES NOMINAL IN, surface_treatment: CADMIUM OVERALL, material_thickness: 0.023 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN, external_straight_key_width: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-276-8688, 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
Z118007506
NSN: 5310-00-276-8688
FSC: 5310
CAGE: 35510 — PRESTOLITE ELECTRIC INC (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OVERALL
hole_diameter0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
outside_diameter0.250 INCHES NOMINAL IN
surface_treatmentCADMIUM OVERALL
material_thickness0.023 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN
external_key_quantity3
external_straight_key_width0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
external_straight_key_length0.21875 INCHES NOMINAL IN
overall_distance_including_keys0.9375 INCHES NOMINAL IN
material_document_and_classificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-276-8688
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: Z118007506 · 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
•
EXTERNAL KEY QUANTITY: 3
•
MATERIAL: STEEL COMP 1010 OVERALL
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.250 INCHES NOMINAL IN
•
EXTERNAL STRAIGHT KEY WIDTH: 0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
•
EXTERNAL STRAIGHT KEY LENGTH: 0.21875 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
EXTERNAL KEY QUANTITY3
MATERIALSTEEL COMP 1010 OVERALL
SURFACE TREATMENTCADMIUM OVERALL
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
OUTSIDE DIAMETER0.250 INCHES NOMINAL IN
EXTERNAL STRAIGHT KEY WIDTH0.245 INCHES MINIMUM AND 0.255 INCHES MAXIMUM IN
HOLE DIAMETER0.255 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
EXTERNAL STRAIGHT KEY LENGTH0.21875 INCHES NOMINAL IN
OVERALL DISTANCE INCLUDING KEYS0.9375 INCHES NOMINAL IN
MATERIAL THICKNESS0.023 INCHES MINIMUM AND 0.033 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
7506Interchangeable
interchangeable cross-reference
interchangeable
3200555-750-6Interchangeable
interchangeable cross-reference
interchangeable
72-6970-341Interchangeable
interchangeable cross-reference
interchangeable
20504-29Interchangeable
interchangeable cross-reference
interchangeable
895DUInterchangeable
interchangeable cross-reference
interchangeable
7503Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is Z118007506?
Z118007506 is a WASHER,KEY.
What parts can replace Z118007506?
There are 17 known substitutes for Z118007506: 7506, 3200555-750-6, 72-6970-341 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for Z118007506?
Z118007506 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-276-8688. 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