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PartsTable / COMPONENT / 12Y2533
12Y2533 ✓ 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,SHOULDERED is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1117 OVERALL, hole_diameter: 0.281 INCHES NOMINAL IN, hardness_rating: 87.0 ROCKWELL B NOMINAL, shoulder_height: 0.125 INCHES NOMINAL IN, outside_diameter: 0.875 INCHES NOMINAL IN, special_features: 0.031 IN. ID CHAMFER IN.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-700-0820, 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
12Y2533
NSN: 5310-00-700-0820
FSC: 5310
CAGE: 12204 — CHRYSLER REALTY COMPANY LLC DBA DAIMLER CHRYSLER (USA)
SPECIFICATIONS
materialSTEEL COMP 1117 OVERALL
hole_diameter0.281 INCHES NOMINAL IN
hardness_rating87.0 ROCKWELL B NOMINAL
shoulder_height0.125 INCHES NOMINAL IN
outside_diameter0.875 INCHES NOMINAL IN
special_features0.031 IN. ID CHAMFER IN
style_designatorSHOULDERED
shoulder_diameter0.531 INCHES NOMINAL IN
material_thickness0.063 INCHES NOMINAL IN
material_document_and_classificationSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-700-0820
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12Y2533 · 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: 0.875 INCHES NOMINAL IN
•
SHOULDER DIAMETER: 0.531 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.281 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: SAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: STEEL COMP 1117 OVERALL
•
STYLE DESIGNATOR: SHOULDERED
•
SHOULDER HEIGHT: 0.125 INCHES NOMINAL IN
•
HARDNESS RATING: 87.0 ROCKWELL B NOMINAL
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER0.875 INCHES NOMINAL IN
SHOULDER DIAMETER0.531 INCHES NOMINAL IN
HOLE DIAMETER0.281 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONSAE ASSN STD SINGLE MATERIAL RESPONSE OVERALL
MATERIALSTEEL COMP 1117 OVERALL
STYLE DESIGNATORSHOULDERED
SHOULDER HEIGHT0.125 INCHES NOMINAL IN
HARDNESS RATING87.0 ROCKWELL B NOMINAL
SPECIAL FEATURES0.031 IN. ID CHAMFER IN
MATERIAL THICKNESS0.063 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 13
2188209Interchangeable
interchangeable cross-reference
interchangeable
2189141Interchangeable
interchangeable cross-reference
interchangeable
PER15Interchangeable
interchangeable cross-reference
interchangeable
3107Interchangeable
interchangeable cross-reference
interchangeable
CW1107MPInterchangeable
interchangeable cross-reference
interchangeable
418804Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12Y2533?
12Y2533 is a WASHER,SHOULDERED.
What parts can replace 12Y2533?
There are 13 known substitutes for 12Y2533: 2188209, 2189141, PER15 and 10 more. Substitute compatibility should be verified for your specific system.
Is 12Y2533 still available?
12Y2533 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