PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 856586
856586 ✓ 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,KEY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OVERALL, hole_diameter: 0.196 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN, outside_diameter: 0.312 INCHES NOMINAL IN, style_designator: KEY, surface_treatment: CADMIUM OVERALL, material_thickness: 0.021 INCHES MINIMUM AND 0.041 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 5310-00-028-4158, 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
856586
NSN: 5310-00-028-4158
FSC: 5310
CAGE: 94931 — BENDIX CORP THE BENDIX INTERNATIONAL DIV (USA)
SPECIFICATIONS
materialSTEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OVERALL
hole_diameter0.196 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
outside_diameter0.312 INCHES NOMINAL IN
style_designatorKEY
surface_treatmentCADMIUM OVERALL
material_thickness0.021 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN
external_key_quantity3
external_prebent_key_angle15.0 DEGREES NOMINAL
external_prebent_key_width0.115 INCHES MINIMUM AND 0.135 INCHES MAXIMUM IN
angle_between_external_keys75.0 DEGREES NOMINAL
external_prebent_key_length0.094 INCHES NOMINAL IN
material_document_and_classificationQQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-028-4158
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 856586 · 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
•
OUTSIDE DIAMETER: 0.312 INCHES NOMINAL IN
•
ANGLE BETWEEN EXTERNAL KEYS: 75.0 DEGREES NOMINAL
•
DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY: 0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
STYLE DESIGNATOR: KEY
•
MATERIAL THICKNESS: 0.021 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN
•
EXTERNAL KEY QUANTITY: 3
•
SURFACE TREATMENT: CADMIUM OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.312 INCHES NOMINAL IN
ANGLE BETWEEN EXTERNAL KEYS75.0 DEGREES NOMINAL
DISTANCE FROM CENTERLINE TO INSIDE OF PREBENT KEY0.209 INCHES MINIMUM AND 0.229 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-698 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
STYLE DESIGNATORKEY
MATERIAL THICKNESS0.021 INCHES MINIMUM AND 0.041 INCHES MAXIMUM IN
EXTERNAL KEY QUANTITY3
SURFACE TREATMENTCADMIUM OVERALL
MATERIALSTEEL COMP 1008 OR STEEL COMP 1009 OR STEEL COMP 1015 OR STEEL COMP 1018 OR STEEL COMP 1020 OVERALL
HOLE DIAMETER0.196 INCHES MINIMUM AND 0.199 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 3
685221PC18Interchangeable
interchangeable cross-reference
interchangeable
856586Interchangeable
interchangeable cross-reference
interchangeable
35949Interchangeable
2TB SATA-II 3.5" Hot-Swap StorCenter px6-300d/r
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 856586?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 856586?
856586 is a WASHER,KEY.
What parts can replace 856586?
There are 3 known substitutes for 856586: 685221PC18, 856586, 35949. Substitute compatibility should be verified for your specific system.
What is the NSN for 856586?
856586 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-028-4158. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
Loading comments...
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 856586

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026