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2136A ✓ 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,FLAT is a the manufacturer industrial component. Key specifications include material: WOOL COMP 12R2 OVERALL, thickness: 0.312 INCHES NOMINAL IN, hole_diameter: 1.125 INCHES NOMINAL IN, overall_diameter: 2.000 INCHES NOMINAL IN, peripheral_shape_style: ROUND, center_hole_shape_style: ROUND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-238-1030, 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
2136A
NSN: 5310-00-238-1030
FSC: 5310
CAGE: 1ML14 — BRINKLEY TECHNOLOGY GROUP LLC DBA HERCULES MANUFACTURING (USA)
SPECIFICATIONS
materialWOOL COMP 12R2 OVERALL
thickness0.312 INCHES NOMINAL IN
hole_diameter1.125 INCHES NOMINAL IN
overall_diameter2.000 INCHES NOMINAL IN
peripheral_shape_styleROUND
center_hole_shape_styleROUND
minimum_tensile_strength275 POUNDS PER SQUARE INCH LBS
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationC-F-206,TYPE 1,CL 12R2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NSN5310-00-238-1030
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2136A · 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
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
MINIMUM TENSILE STRENGTH: 275 POUNDS PER SQUARE INCH LBS
•
HOLE DIAMETER: 1.125 INCHES NOMINAL IN
•
MATERIAL: WOOL COMP 12R2 OVERALL
•
THICKNESS: 0.312 INCHES NOMINAL IN
•
CENTER HOLE SHAPE STYLE: ROUND
•
MATERIAL DOCUMENT AND CLASSIFICATION: C-F-206,TYPE 1,CL 12R2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
PERIPHERAL SHAPE STYLE: ROUND
TECHNICAL CHARACTERISTICS (FLIS)
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
MINIMUM TENSILE STRENGTH275 POUNDS PER SQUARE INCH LBS
HOLE DIAMETER1.125 INCHES NOMINAL IN
MATERIALWOOL COMP 12R2 OVERALL
THICKNESS0.312 INCHES NOMINAL IN
CENTER HOLE SHAPE STYLEROUND
MATERIAL DOCUMENT AND CLASSIFICATIONC-F-206,TYPE 1,CL 12R2 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
PERIPHERAL SHAPE STYLEROUND
OVERALL DIAMETER2.000 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 19
S10022FInterchangeable
interchangeable cross-reference
interchangeable
627-47415Interchangeable
interchangeable cross-reference
interchangeable
111-11Interchangeable
interchangeable cross-reference
interchangeable
11-1-21Interchangeable
interchangeable cross-reference
interchangeable
40-241-523-01Interchangeable
interchangeable cross-reference
interchangeable
10558433Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 2136A?
2136A is a WASHER,FLAT.
What parts can replace 2136A?
There are 19 known substitutes for 2136A: S10022F, 627-47415, 111-11 and 16 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2136A?
2136A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-238-1030. 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