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PT1502 ✓ 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,LOCK is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.089 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN, outside_diameter: 0.170 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN, style_designator: COUNTERSINK EXTERNAL TEETH, countersink_angle: 82.0 DEGREES NOMINAL, surface_treatment: CADMIUM OVERALL. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-194-9205, 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
PT1502
NSN: 5310-00-194-9205
FSC: 5310
CAGE: 78189 — ITW SHAKEPROOF AUTOMOTIVE PRODUCTS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.089 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
outside_diameter0.170 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
style_designatorCOUNTERSINK EXTERNAL TEETH
countersink_angle82.0 DEGREES NOMINAL
surface_treatmentCADMIUM OVERALL
material_thickness0.008 INCHES NOMINAL IN
NSN5310-00-194-9205
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: PT1502 · 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
•
OUTSIDE DIAMETER: 0.170 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: COUNTERSINK EXTERNAL TEETH
•
MATERIAL: STEEL OVERALL
•
COUNTERSINK ANGLE: 82.0 DEGREES NOMINAL
•
SURFACE TREATMENT: CADMIUM OVERALL
•
HOLE DIAMETER: 0.089 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.008 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.170 INCHES MINIMUM AND 0.183 INCHES MAXIMUM IN
STYLE DESIGNATORCOUNTERSINK EXTERNAL TEETH
MATERIALSTEEL OVERALL
COUNTERSINK ANGLE82.0 DEGREES NOMINAL
SURFACE TREATMENTCADMIUM OVERALL
HOLE DIAMETER0.089 INCHES MINIMUM AND 0.095 INCHES MAXIMUM IN
MATERIAL THICKNESS0.008 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 8
43421Interchangeable
interchangeable cross-reference
interchangeable
150200Interchangeable
interchangeable cross-reference
interchangeable
5360PL0923014Interchangeable
interchangeable cross-reference
interchangeable
801621-177B SHT4 PC41Interchangeable
interchangeable cross-reference
interchangeable
3528AS121-01Interchangeable
interchangeable cross-reference
interchangeable
150-200 REV 01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is PT1502?
PT1502 is a WASHER,LOCK.
What parts can replace PT1502?
There are 8 known substitutes for PT1502: 43421, 150200, 5360PL0923014 and 5 more. Substitute compatibility should be verified for your specific system.
Is PT1502 still available?
PT1502 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