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PartsTable / COMPONENT / 01Y4636
01Y4636 ✓ 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 OVERALL, hole_diameter: 1.317 INCHES NOMINAL IN, outside_diameter: 1.875 INCHES NOMINAL IN, style_designator: KEY, material_thickness: 0.067 INCHES NOMINAL IN, internal_straight_key_width: 0.186 INCHES NOMINAL 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 5310-00-354-0788, 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
01Y4636
NSN: 5310-00-354-0788
FSC: 5310
CAGE: 57526 — FORD MOTOR COMPANY (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter1.317 INCHES NOMINAL IN
outside_diameter1.875 INCHES NOMINAL IN
style_designatorKEY
material_thickness0.067 INCHES NOMINAL IN
external_key_quantity5
internal_key_quantity1
internal_straight_key_width0.186 INCHES NOMINAL IN
overall_distance_including_keys2.250 INCHES NOMINAL IN
distance_from_centerline_to_top_of_internal_key0.628 INCHES NOMINAL IN
NSN5310-00-354-0788
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 01Y4636 · 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: KEY
•
MATERIAL: STEEL OVERALL
•
OUTSIDE DIAMETER: 1.875 INCHES NOMINAL IN
•
EXTERNAL KEY QUANTITY: 5
•
INTERNAL KEY QUANTITY: 1
•
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY: 0.628 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.067 INCHES NOMINAL IN
•
OVERALL DISTANCE INCLUDING KEYS: 2.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORKEY
MATERIALSTEEL OVERALL
OUTSIDE DIAMETER1.875 INCHES NOMINAL IN
EXTERNAL KEY QUANTITY5
INTERNAL KEY QUANTITY1
DISTANCE FROM CENTERLINE TO TOP OF INTERNAL KEY0.628 INCHES NOMINAL IN
MATERIAL THICKNESS0.067 INCHES NOMINAL IN
OVERALL DISTANCE INCLUDING KEYS2.250 INCHES NOMINAL IN
HOLE DIAMETER1.317 INCHES NOMINAL IN
INTERNAL STRAIGHT KEY WIDTH0.186 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
HE6-391-12Interchangeable
interchangeable cross-reference
interchangeable
2036000813Interchangeable
interchangeable cross-reference
interchangeable
911-0202-0063Interchangeable
interchangeable cross-reference
interchangeable
4636Interchangeable
interchangeable cross-reference
interchangeable
A9A-120(NE-2E)Interchangeable
interchangeable cross-reference
interchangeable
NE2EInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 01Y4636?
01Y4636 is a WASHER,KEY.
What parts can replace 01Y4636?
There are 14 known substitutes for 01Y4636: HE6-391-12, 2036000813, 911-0202-0063 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 01Y4636?
01Y4636 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-354-0788. 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