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Technical Data Sheet
PartsTable / COMPONENT / W0-2
W0-2 ✓ 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

RECTIFIER,SEMICONDUCTOR DEVICE,U. Key specifications include thickness: 0.010 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN, hole_diameter: 0.601 INCHES MINIMUM AND 0.616 INCHES MAXIMUM IN, heat_treatment: ANNEALED, overall_length: 0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN, hardness_rating: 50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM, mounting_method: TERMINAL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-045-3810, 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
W0-2
NSN: 5310-00-045-3810
FSC: 5310
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
thickness0.010 INCHES MINIMUM AND 0.020 INCHES MAXIMUM IN
hole_diameter0.601 INCHES MINIMUM AND 0.616 INCHES MAXIMUM IN
heat_treatmentANNEALED
overall_length0.250 INCHES MINIMUM AND 0.312 INCHES MAXIMUM IN
hardness_rating50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM
mounting_methodTERMINAL
terminal_length1.203 INCHES NOMINAL IN
outside_diameter0.797 INCHES MINIMUM AND 0.827 INCHES MAXIMUM IN
overall_diameter0.355 INCHES MINIMUM AND 0.395 INCHES MAXIMUM IN
special_featuresMETAL;4 TERMINALS;SINGLE-PHASE BRIDGE;1.5 AMP;1.0 VOLT;0.395 IN. DIA;0.285 IN. LG;MINUS 55 DEG C TO PLUS 125 DEG C OPERATING TEMP RANGE IN
style_designatorKEY
features_providedHERMETICALLY SEALED CASE
NSN5310-00-045-3810
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: W0-2 · 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
•
HARDNESS RATING: 50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM
•
INTERNAL PREBENT KEY WIDTH: 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
•
EXTERNAL PREBENT KEY WIDTH: 0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD ALL MATERIAL RESPONSES OVERALL
•
STYLE DESIGNATOR: KEY
•
MATERIAL: STEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OVERALL
•
SURFACE TREATMENT: CADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL
•
OUTSIDE DIAMETER: 0.812 INCHES MINIMUM AND 0.827 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
HARDNESS RATING50.0 ROCKWELL B MINIMUM AND 81.0 ROCKWELL B MAXIMUM
INTERNAL PREBENT KEY WIDTH0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
EXTERNAL PREBENT KEY WIDTH0.110 INCHES MINIMUM AND 0.120 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD ALL MATERIAL RESPONSES OVERALL
STYLE DESIGNATORKEY
MATERIALSTEEL COMP 1010 OR STEEL COMP 1012 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1017 OR STEEL COMP 1018 OR STEEL COMP 1019 OVERALL
SURFACE TREATMENTCADMIUM AND CHROMATE OR ZINC AND CHROMATE OVERALL
OUTSIDE DIAMETER0.812 INCHES MINIMUM AND 0.827 INCHES MAXIMUM IN
MATERIAL THICKNESS0.038 INCHES MINIMUM AND 0.046 INCHES MAXIMUM IN
OVERALL DISTANCE INCLUDING KEYS1.156 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
W02Interchangeable
interchangeable cross-reference
interchangeable
N9087PC26Interchangeable
interchangeable cross-reference
interchangeable
HN39PC114Interchangeable
interchangeable cross-reference
interchangeable
PB19091Interchangeable
interchangeable cross-reference
interchangeable
525-2Interchangeable
interchangeable cross-reference
interchangeable
174-53533-03Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is W0-2?
W0-2 is a RECTIFIER,SEMICONDUCTOR DEVICE,U.
What parts can replace W0-2?
There are 20 known substitutes for W0-2: W02, N9087PC26, HN39PC114 and 17 more. Substitute compatibility should be verified for your specific system.
Is W0-2 still available?
W0-2 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026