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W07 ✓ 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 CORROSION RESISTING OVERALL, hole_diameter: 1.396 INCHES MINIMUM AND 1.416 INCHES MAXIMUM IN, heat_treatment: ANNEALED, hardness_rating: 50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM, outside_diameter: 1.812 INCHES MINIMUM AND 1.827 INCHES MAXIMUM IN, style_designator: KEY. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-178-8463, 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
W07
NSN: 5310-00-178-8463
FSC: 5310
CAGE: 79218 — WATEROUS COMPANY (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING OVERALL
hole_diameter1.396 INCHES MINIMUM AND 1.416 INCHES MAXIMUM IN
heat_treatmentANNEALED
hardness_rating50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM
outside_diameter1.812 INCHES MINIMUM AND 1.827 INCHES MAXIMUM IN
style_designatorKEY
surface_treatmentCADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL
material_thickness0.050 INCHES NOMINAL IN
external_key_quantity15
special_test_featuresSPECIAL QUALITY CONTROL TESTING
end_item_identificationK515 KS PUMP
external_prebent_key_width0.146 INCHES MINIMUM AND 0.166 INCHES MAXIMUM IN
NSN5310-00-178-8463
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: W07 · 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
•
INTERNAL PREBENT KEY WIDTH: 0.165 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
•
STYLE DESIGNATOR: KEY
•
OVERALL DISTANCE INCLUDING KEYS: 2.225 INCHES NOMINAL IN
•
INTERNAL PREBENT KEY LENGTH: 0.132 INCHES NOMINAL IN
•
HOLE DIAMETER: 1.155 INCHES NOMINAL IN
•
EXTERNAL PREBENT KEY WIDTH: 0.161 INCHES NOMINAL IN
•
EXTERNAL KEY QUANTITY: 15
TECHNICAL CHARACTERISTICS (FLIS)
INTERNAL PREBENT KEY WIDTH0.165 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
STYLE DESIGNATORKEY
OVERALL DISTANCE INCLUDING KEYS2.225 INCHES NOMINAL IN
INTERNAL PREBENT KEY LENGTH0.132 INCHES NOMINAL IN
HOLE DIAMETER1.155 INCHES NOMINAL IN
EXTERNAL PREBENT KEY WIDTH0.161 INCHES NOMINAL IN
EXTERNAL KEY QUANTITY15
OUTSIDE DIAMETER1.820 INCHES NOMINAL IN
MATERIAL THICKNESS0.043 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 12
3225795Interchangeable
interchangeable cross-reference
interchangeable
W07Interchangeable
interchangeable cross-reference
interchangeable
12614PC633Interchangeable
interchangeable cross-reference
interchangeable
236-1017P8Interchangeable
interchangeable cross-reference
interchangeable
711073Interchangeable
interchangeable cross-reference
interchangeable
A8844076-4Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is W07?
W07 is a WASHER,KEY.
What parts can replace W07?
There are 12 known substitutes for W07: 3225795, W07, 12614PC633 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for W07?
W07 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-178-8463. 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