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0P685 ✓ 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 PIN,SHOULDER,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, overall_length: 1.750 INCHES NOMINAL IN, style_designator: SHOULDER, shoulder_diameter: 0.493 INCHES MINIMUM AND 0.498 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5315-00-360-4150, 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
0P685
NSN: 5315-00-360-4150
FSC: 5315
CAGE: 80906 — BLAW-KNOX CONSTRUCTION EQUIPMENT CO DIV OF WHITE CONSOLIDATED INDUSTRIES INC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
overall_length1.750 INCHES NOMINAL IN
style_designatorSHOULDER
shoulder_diameter0.493 INCHES MINIMUM AND 0.498 INCHES MAXIMUM IN
NSN5315-00-360-4150
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 0P685 · 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
•
SHOULDER DIAMETER: 0.493 INCHES MINIMUM AND 0.498 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SHOULDER
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
SHOULDER DIAMETER0.493 INCHES MINIMUM AND 0.498 INCHES MAXIMUM IN
STYLE DESIGNATORSHOULDER
MATERIALSTEEL OVERALL
OVERALL LENGTH1.750 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 32
108211Interchangeable
interchangeable cross-reference
interchangeable
2621Interchangeable
interchangeable cross-reference
interchangeable
31565Interchangeable
interchangeable cross-reference
interchangeable
8717Interchangeable
interchangeable cross-reference
interchangeable
800524PC41Interchangeable
interchangeable cross-reference
interchangeable
B21033CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 0P685?
0P685 is a PIN,SHOULDER,HEADLESS.
What parts can replace 0P685?
There are 32 known substitutes for 0P685: 108211, 2621, 31565 and 29 more. Substitute compatibility should be verified for your specific system.
Is 0P685 still available?
0P685 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