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PartsTable / COMPONENT / 13213E1111-77
13213E1111-77 ✓ 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: RUBBER SYNTHETIC OVERALL, hole_diameter: 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN, shoulder_height: 0.125 INCHES NOMINAL IN, outside_diameter: 1.678 INCHES MINIMUM AND 1.698 INCHES MAXIMUM IN, special_features: ALL DIAMETERS TO BE CONCENTRIC WITHIN 0.016 TOTAL INDICATOR READING, style_designator: SHOULDERED. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-834-8706, 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
13213E1111-77
NSN: 5310-00-834-8706
FSC: 5310
CAGE: 97403 — CECOM LR CENTER (USA)
SPECIFICATIONS
materialRUBBER SYNTHETIC OVERALL
hole_diameter0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN
shoulder_height0.125 INCHES NOMINAL IN
outside_diameter1.678 INCHES MINIMUM AND 1.698 INCHES MAXIMUM IN
special_featuresALL DIAMETERS TO BE CONCENTRIC WITHIN 0.016 TOTAL INDICATOR READING
style_designatorSHOULDERED
shoulder_diameter1.188 INCHES NOMINAL IN
material_thickness0.125 INCHES NOMINAL IN
material_document_and_classificationMIL-R-2765 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-834-8706
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 13213E1111-77 · 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: 1.678 INCHES MINIMUM AND 1.698 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-R-2765 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: RUBBER SYNTHETIC OVERALL
•
SHOULDER HEIGHT: 0.125 INCHES NOMINAL IN
•
HOLE DIAMETER: 0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN
•
SHOULDER DIAMETER: 1.188 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SHOULDERED
TECHNICAL CHARACTERISTICS (FLIS)
OUTSIDE DIAMETER1.678 INCHES MINIMUM AND 1.698 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-R-2765 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALRUBBER SYNTHETIC OVERALL
SPECIAL FEATURESALL DIAMETERS TO BE CONCENTRIC WITHIN 0.016 TOTAL INDICATOR READING
SHOULDER HEIGHT0.125 INCHES NOMINAL IN
HOLE DIAMETER0.802 INCHES MINIMUM AND 0.822 INCHES MAXIMUM IN
SHOULDER DIAMETER1.188 INCHES NOMINAL IN
STYLE DESIGNATORSHOULDERED
MATERIAL THICKNESS0.125 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
53951Interchangeable
interchangeable cross-reference
interchangeable
457067Interchangeable
interchangeable cross-reference
interchangeable
Q15902Interchangeable
interchangeable cross-reference
interchangeable
A419RInterchangeable
interchangeable cross-reference
interchangeable
PC192LInterchangeable
interchangeable cross-reference
interchangeable
5395Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 13213E1111-77?
13213E1111-77 is a WASHER,SHOULDERED.
What parts can replace 13213E1111-77?
There are 7 known substitutes for 13213E1111-77: 53951, 457067, Q15902 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 13213E1111-77?
13213E1111-77 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-834-8706. 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