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Technical Data Sheet
PartsTable / COMPONENT / FF-N-836E
FF-N-836E ✓ 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 NUT,PLAIN,SQUARE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: CAP, nut_height: 1.000 INCHES NOMINAL IN, temp_rating: 450.0 FAHRENHEIT MAXIMUM DEGF, thread_class: 2B, thread_series: UNF. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-001-4694, 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
FF-N-836E
NSN: 5310-00-001-4694
FSC: 5310
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleCAP
nut_height1.000 INCHES NOMINAL IN
temp_rating450.0 FAHRENHEIT MAXIMUM DEGF
thread_class2B
thread_seriesUNF
overall_height0.630 INCHES MINIMUM AND 0.670 INCHES MAXIMUM IN
hardness_rating103.0 BRINELL STANDARD MINIMUM
thread_directionRIGHT-HAND
surface_treatmentCADMIUM AND CHROMATE OVERALL
width_across_flats0.922 INCHES MINIMUM AND 0.938 INCHES MAXIMUM IN
nominal_thread_size0.625 INCHES IN
NSN5310-00-001-4694
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: FF-N-836E · 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
•
WIDTH ACROSS FLATS: 1.088 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
•
NUT HEIGHT: 0.617 INCHES MINIMUM AND 0.665 INCHES MAXIMUM IN
•
BEARING SURFACE TYPE: CHAMFERED OR WASHER FACED
TECHNICAL CHARACTERISTICS (FLIS)
WIDTH ACROSS FLATS1.088 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN
NUT HEIGHT0.617 INCHES MINIMUM AND 0.665 INCHES MAXIMUM IN
BEARING SURFACE TYPECHAMFERED OR WASHER FACED
PART NAME ASSIGNED BY CONTROLLING AGENCYNUT,PLAIN,SLOTTED,HEXAGON
VERIFIED SUBSTITUTES & CROSS-REFERENCES

No verified substitutes available.

LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FF-N-836E?
FF-N-836E is a NUT,PLAIN,SQUARE.
What is the NSN for FF-N-836E?
FF-N-836E is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-001-4694. 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