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PartsTable / COMPONENT / 236MR012P001
236MR012P001 ✓ 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,FINISHING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1055 OR STEEL COMP 1060 OVERALL, hole_diameter: 0.168 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN, hardness_rating: 38.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM, outside_diameter: 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN, style_designator: FINISHING, surface_treatment: CADMIUM OVERALL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-676-8412, 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
236MR012P001
NSN: 5310-00-676-8412
FSC: 5310
CAGE: 49956 — RAYTHEON COMPANY DIV CORP (USA)
SPECIFICATIONS
materialSTEEL COMP 1055 OR STEEL COMP 1060 OVERALL
hole_diameter0.168 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN
hardness_rating38.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM
outside_diameter0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
style_designatorFINISHING
surface_treatmentCADMIUM OVERALL
material_thickness0.017 INCHES NOMINAL IN
material_document_and_classificationAISI ASSN STD ALL MATERIAL RESPONSES OVERALL
NSN5310-00-676-8412
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 236MR012P001 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: AISI ASSN STD ALL MATERIAL RESPONSES OVERALL
•
STYLE DESIGNATOR: FINISHING
•
MATERIAL: STEEL COMP 1055 OR STEEL COMP 1060 OVERALL
•
HARDNESS RATING: 38.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM
•
HOLE DIAMETER: 0.168 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN
•
OUTSIDE DIAMETER: 0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
•
SURFACE TREATMENT: CADMIUM OVERALL
•
MATERIAL THICKNESS: 0.017 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
MATERIAL DOCUMENT AND CLASSIFICATIONAISI ASSN STD ALL MATERIAL RESPONSES OVERALL
STYLE DESIGNATORFINISHING
MATERIALSTEEL COMP 1055 OR STEEL COMP 1060 OVERALL
HARDNESS RATING38.0 ROCKWELL C MINIMUM AND 41.0 ROCKWELL C MAXIMUM
HOLE DIAMETER0.168 INCHES MINIMUM AND 0.178 INCHES MAXIMUM IN
OUTSIDE DIAMETER0.552 INCHES MINIMUM AND 0.572 INCHES MAXIMUM IN
SURFACE TREATMENTCADMIUM OVERALL
MATERIAL THICKNESS0.017 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
D7923SH3Interchangeable
interchangeable cross-reference
interchangeable
P-300Interchangeable
P300
interchangeable
B3186Interchangeable
interchangeable cross-reference
interchangeable
8711320Interchangeable
interchangeable cross-reference
interchangeable
A3135Interchangeable
interchangeable cross-reference
interchangeable
25345Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 236MR012P001?
236MR012P001 is a WASHER,FINISHING.
What parts can replace 236MR012P001?
There are 9 known substitutes for 236MR012P001: D7923SH3, P-300, B3186 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 236MR012P001?
236MR012P001 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-676-8412. 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