PartsTable
Technical Data Sheet
D-2815 ✓ 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 BEARING,BALL,ANNULAR is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, end_style: SPRING END,SQUARED AND GROUND BOTH ENDS, nut_style: SLOTTED, HEXAGON, bore_shape: STRAIGHT, nut_height: 1.391 INCHES NOMINAL IN, thread_class: 2B. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-199-5294, 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
D-2815
NSN: 5310-00-199-5294
FSC: 5310
CAGE: 35311 — AMERICAN STANDARD INC WESTINGHOUSE AIR BRAKE CO DIV (USA)
SPECIFICATIONS
materialSTEEL OVERALL
end_styleSPRING END,SQUARED AND GROUND BOTH ENDS
nut_styleSLOTTED, HEXAGON
bore_shapeSTRAIGHT
nut_height1.391 INCHES NOMINAL IN
thread_class2B
bore_diameter20.00 MILLIMETERS NOMINAL MM
coil_quantity33-1/2
overall_width14.0 MILLIMETERS NOMINAL MM
thread_seriesUN
load_directionRADIAL
surface_finishGROUND
NSN5310-00-199-5294
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: D-2815 · 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
NUT HEIGHT: 1.391 INCHES NOMINAL IN
WIDTH ACROSS FLATS: 2.438 INCHES NOMINAL IN
THREAD SERIES: UN
NOMINAL THREAD SIZE: 1.625 INCHES IN
BEARING SURFACE TYPE: WASHER FACED
THREAD QUANTITY PER INCH: 12
NUT STYLE: SLOTTED, HEXAGON
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
NUT HEIGHT1.391 INCHES NOMINAL IN
WIDTH ACROSS FLATS2.438 INCHES NOMINAL IN
THREAD SERIESUN
NOMINAL THREAD SIZE1.625 INCHES IN
BEARING SURFACE TYPEWASHER FACED
THREAD QUANTITY PER INCH12
NUT STYLESLOTTED, HEXAGON
THREAD DIRECTIONRIGHT-HAND
MATERIALSTEEL OVERALL
THREAD CLASS2B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 5
85DA1PC29Interchangeable
interchangeable cross-reference
interchangeable
D879Interchangeable
interchangeable cross-reference
interchangeable
D-2815Interchangeable
interchangeable cross-reference
interchangeable
C2815Interchangeable
interchangeable cross-reference
interchangeable
NKL6-20ZInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is D-2815?
D-2815 is a BEARING,BALL,ANNULAR.
What parts can replace D-2815?
There are 5 known substitutes for D-2815: 85DA1PC29, D879, D-2815 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for D-2815?
D-2815 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-199-5294. This indicates validated use in U.S. government and defense supply chains.
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