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K920042 ✓ 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,SPRING TENSION is a the manufacturer industrial component. Key specifications include material: STEEL COMP 631 OVERALL, hole_diameter: 0.190 INCHES MINIMUM AND 0.196 INCHES MAXIMUM IN, overall_height: 0.030 INCHES NOMINAL IN, outside_diameter: 0.363 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN, style_designator: SPRING TENSION, material_thickness: 0.019 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-027-2820, 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
K920042
NSN: 5310-00-027-2820
FSC: 5310
CAGE: D9182 — ZF INDUSTRIEANTRIEBE WITTEN GMBH (DEU)
SPECIFICATIONS
materialSTEEL COMP 631 OVERALL
hole_diameter0.190 INCHES MINIMUM AND 0.196 INCHES MAXIMUM IN
overall_height0.030 INCHES NOMINAL IN
outside_diameter0.363 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
style_designatorSPRING TENSION
material_thickness0.019 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
material_document_and_classificationMIL-S-25043,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-027-2820
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: K920042 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-25043,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 631 OVERALL
•
STYLE DESIGNATOR: SPRING TENSION
•
OUTSIDE DIAMETER: 0.363 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.190 INCHES MINIMUM AND 0.196 INCHES MAXIMUM IN
•
MATERIAL THICKNESS: 0.019 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-25043,COND A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 631 OVERALL
STYLE DESIGNATORSPRING TENSION
OUTSIDE DIAMETER0.363 INCHES MINIMUM AND 0.370 INCHES MAXIMUM IN
HOLE DIAMETER0.190 INCHES MINIMUM AND 0.196 INCHES MAXIMUM IN
OVERALL HEIGHT0.030 INCHES NOMINAL IN
MATERIAL THICKNESS0.019 INCHES MINIMUM AND 0.025 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
375-20Interchangeable
interchangeable cross-reference
interchangeable
B0375-020-5Interchangeable
interchangeable cross-reference
interchangeable
ES2081-02Interchangeable
interchangeable cross-reference
interchangeable
115467-13Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is K920042?
K920042 is a WASHER,SPRING TENSION.
What parts can replace K920042?
There are 4 known substitutes for K920042: 375-20, B0375-020-5, ES2081-02 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for K920042?
K920042 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-027-2820. 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