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Technical Data Sheet
PartsTable / COMPONENT / 1220-02CSCADPL
1220-02CSCADPL ✓ 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: 0.375 INCHES NOMINAL IN, outside_diameter: 0.500 INCHES NOMINAL IN, style_designator: FLAT INTERNAL TEETH, surface_treatment: CADMIUM OVERALL, material_thickness: 0.022 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-209-1522, 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
1220-02CSCADPL
NSN: 5310-00-209-1522
FSC: 5310
CAGE: 78189 — ITW SHAKEPROOF AUTOMOTIVE PRODUCTS (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.375 INCHES NOMINAL IN
outside_diameter0.500 INCHES NOMINAL IN
style_designatorFLAT INTERNAL TEETH
surface_treatmentCADMIUM OVERALL
material_thickness0.022 INCHES NOMINAL IN
surface_treatment_document_and_classificationQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
NSN5310-00-209-1522
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 1220-02CSCADPL · 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
•
SURFACE TREATMENT: CADMIUM OVERALL
•
STYLE DESIGNATOR: FLAT INTERNAL TEETH
•
MATERIAL: STEEL OVERALL
•
HOLE DIAMETER: 0.375 INCHES NOMINAL IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
OUTSIDE DIAMETER: 0.500 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.022 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
SURFACE TREATMENTCADMIUM OVERALL
STYLE DESIGNATORFLAT INTERNAL TEETH
MATERIALSTEEL OVERALL
HOLE DIAMETER0.375 INCHES NOMINAL IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TY 2,CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
OUTSIDE DIAMETER0.500 INCHES NOMINAL IN
MATERIAL THICKNESS0.022 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
117979Interchangeable
interchangeable cross-reference
interchangeable
SU1507Interchangeable
interchangeable cross-reference
interchangeable
58-23100-0170Interchangeable
interchangeable cross-reference
interchangeable
105424Interchangeable
interchangeable cross-reference
interchangeable
005201Interchangeable
interchangeable cross-reference
interchangeable
813065Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1220-02CSCADPL?
1220-02CSCADPL is a WASHER,LOCK.
What parts can replace 1220-02CSCADPL?
There are 6 known substitutes for 1220-02CSCADPL: 117979, SU1507, 58-23100-0170 and 3 more. Substitute compatibility should be verified for your specific system.
Is 1220-02CSCADPL still available?
1220-02CSCADPL 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