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PartsTable / COMPONENT / CVB43S1605-556985PC12
CVB43S1605-556985PC12 ✓ 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,FLAT is a the manufacturer industrial component. Key specifications include material: LEATHER OVERALL, thickness: 0.031 INCHES NOMINAL IN, hole_diameter: 0.625 INCHES NOMINAL IN, overall_diameter: 1.125 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-245-5534, 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
CVB43S1605-556985PC12
NSN: 5310-00-245-5534
FSC: 5310
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialLEATHER OVERALL
thickness0.031 INCHES NOMINAL IN
hole_diameter0.625 INCHES NOMINAL IN
overall_diameter1.125 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationKK-L-157,SECTION A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-245-5534
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: CVB43S1605-556985PC12 · 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
•
CENTER HOLE SHAPE STYLE: ROUND
•
HOLE DIAMETER: 0.625 INCHES NOMINAL IN
•
OVERALL DIAMETER: 1.125 INCHES NOMINAL IN
•
MATERIAL: LEATHER OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
•
THICKNESS: 0.031 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: KK-L-157,SECTION A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE SHAPE STYLEROUND
HOLE DIAMETER0.625 INCHES NOMINAL IN
OVERALL DIAMETER1.125 INCHES NOMINAL IN
MATERIALLEATHER OVERALL
PERIPHERAL SHAPE STYLEROUND
THICKNESS0.031 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONKK-L-157,SECTION A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 23
D15-518UPC365Interchangeable
interchangeable cross-reference
interchangeable
D15-518VPC365Interchangeable
interchangeable cross-reference
interchangeable
D15-518LPC365Interchangeable
interchangeable cross-reference
interchangeable
10348Interchangeable
interchangeable cross-reference
interchangeable
413LXInterchangeable
interchangeable cross-reference
interchangeable
SM-B-157370Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is CVB43S1605-556985PC12?
CVB43S1605-556985PC12 is a WASHER,FLAT.
What parts can replace CVB43S1605-556985PC12?
There are 23 known substitutes for CVB43S1605-556985PC12: D15-518UPC365, D15-518VPC365, D15-518LPC365 and 20 more. Substitute compatibility should be verified for your specific system.
Is CVB43S1605-556985PC12 still available?
CVB43S1605-556985PC12 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