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Technical Data Sheet
PartsTable / COMPONENT / 180636
180636 ✓ 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 BRACKET,MOUNTING is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1010 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL, hole_diameter: 0.769 INCHES MINIMUM AND 0.795 INCHES MAXIMUM IN, outside_diameter: 1.240 INCHES MINIMUM AND 1.265 INCHES MAXIMUM IN, style_designator: FLAT INTERNAL TEETH, surface_treatment: PHOSPHATE OVERALL, material_thickness: 0.070 INCHES MINIMUM AND 0.084 INCHES MAXIMUM IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-018-0636, 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
180636
NSN: 5310-00-018-0636
FSC: 5310
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
materialSTEEL COMP 1010 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL
hole_diameter0.769 INCHES MINIMUM AND 0.795 INCHES MAXIMUM IN
outside_diameter1.240 INCHES MINIMUM AND 1.265 INCHES MAXIMUM IN
style_designatorFLAT INTERNAL TEETH
surface_treatmentPHOSPHATE OVERALL
material_thickness0.070 INCHES MINIMUM AND 0.084 INCHES MAXIMUM IN
nondefinitive_spec/std_dataA TYPE
material_document_and_classification-QQ-S-633 CANC FED SPEC ALL MATERIAL RESPONSES OVERALL
NSN5310-00-018-0636
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 180636 · 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
•
NONDEFINITIVE SPEC/STD DATA: A TYPE
•
OUTSIDE DIAMETER: 1.240 INCHES MINIMUM AND 1.265 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 1010 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL
•
STYLE DESIGNATOR: FLAT INTERNAL TEETH
•
MATERIAL DOCUMENT AND CLASSIFICATION: -QQ-S-633 CANC FED SPEC ALL MATERIAL RESPONSES OVERALL
•
HOLE DIAMETER: 0.769 INCHES MINIMUM AND 0.795 INCHES MAXIMUM IN
•
SURFACE TREATMENT: PHOSPHATE OVERALL
•
MATERIAL THICKNESS: 0.070 INCHES MINIMUM AND 0.084 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
NONDEFINITIVE SPEC/STD DATAA TYPE
OUTSIDE DIAMETER1.240 INCHES MINIMUM AND 1.265 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1010 OR STEEL COMP 1065 OR STEEL COMP 1070 OR STEEL COMP 1075 OR STEEL COMP 1080 OVERALL
STYLE DESIGNATORFLAT INTERNAL TEETH
MATERIAL DOCUMENT AND CLASSIFICATION-QQ-S-633 CANC FED SPEC ALL MATERIAL RESPONSES OVERALL
HOLE DIAMETER0.769 INCHES MINIMUM AND 0.795 INCHES MAXIMUM IN
SURFACE TREATMENTPHOSPHATE OVERALL
MATERIAL THICKNESS0.070 INCHES MINIMUM AND 0.084 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 26
1224Interchangeable
interchangeable cross-reference
interchangeable
1229G423Interchangeable
interchangeable cross-reference
interchangeable
115551Interchangeable
interchangeable cross-reference
interchangeable
5310PL0652572Interchangeable
interchangeable cross-reference
interchangeable
MS35333-33Interchangeable
interchangeable cross-reference
interchangeable
MILW6986Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 180636?
180636 is a BRACKET,MOUNTING.
What parts can replace 180636?
There are 26 known substitutes for 180636: 1224, 1229G423, 115551 and 23 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 180636?
180636 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-018-0636. 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