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PartsTable / COMPONENT / 635863
635863 ✓ 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 OVERALL, hole_diameter: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN, overall_height: 0.355 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN, outside_diameter: 1.957 INCHES NOMINAL IN, style_designator: SPRING TENSION, material_thickness: 0.0575 INCHES MINIMUM AND 0.0675 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-596-0031, 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
635863
NSN: 5310-00-596-0031
FSC: 5310
CAGE: 34623 — AM GENERAL LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
overall_height0.355 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
outside_diameter1.957 INCHES NOMINAL IN
style_designatorSPRING TENSION
material_thickness0.0575 INCHES MINIMUM AND 0.0675 INCHES MAXIMUM IN
NSN5310-00-596-0031
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 635863 · 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
•
STYLE DESIGNATOR: SPRING TENSION
•
MATERIAL: STEEL OVERALL
•
MATERIAL THICKNESS: 0.0575 INCHES MINIMUM AND 0.0675 INCHES MAXIMUM IN
•
HOLE DIAMETER: 0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 1.957 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL HEIGHT0.355 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
STYLE DESIGNATORSPRING TENSION
MATERIALSTEEL OVERALL
MATERIAL THICKNESS0.0575 INCHES MINIMUM AND 0.0675 INCHES MAXIMUM IN
HOLE DIAMETER0.740 INCHES MINIMUM AND 0.760 INCHES MAXIMUM IN
OUTSIDE DIAMETER1.957 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
9X220-4Interchangeable
interchangeable cross-reference
interchangeable
NOD3138D1-5X51Interchangeable
interchangeable cross-reference
interchangeable
AN385-4-16Interchangeable
interchangeable cross-reference
interchangeable
F4497Interchangeable
interchangeable cross-reference
interchangeable
476719Interchangeable
interchangeable cross-reference
interchangeable
35-7254Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 635863?
635863 is a WASHER,SPRING TENSION.
What parts can replace 635863?
There are 18 known substitutes for 635863: 9X220-4, NOD3138D1-5X51, AN385-4-16 and 15 more. Substitute compatibility should be verified for your specific system.
Is 635863 still available?
635863 is currently cancelled.
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PartsTable Design LLC · partstable.com
Last verified: July 2026