PartsTable
Technical Data Sheet
FFN836TYPE1STYLE1GRADEA ✓ 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: SQUARE, nut_height: 0.356 INCHES MINIMUM AND 0.394 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-010-5607, 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
FFN836TYPE1STYLE1GRADEA
NSN: 5310-00-010-5607
FSC: 5310
CAGE: 81348 — FEDERAL SPECIFICATIONS PROMULGATED BY GENERAL SERVICES ADMINISTRATION WASHINGTON DC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleSQUARE
nut_height0.356 INCHES MINIMUM AND 0.394 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
width_across_flats0.728 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
nominal_thread_size0.438 INCHES IN
bearing_surface_typeFLAT
thread_quantity_per_inch14
nondefinitive_spec/std_data1 TYPE AND 1 STYLE AND A GRADE
NSN5310-00-010-5607
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: FFN836TYPE1STYLE1GRADEA · 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
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
BEARING SURFACE TYPE: FLAT
THREAD QUANTITY PER INCH: 14
NOMINAL THREAD SIZE: 0.438 INCHES IN
MATERIAL: STEEL OVERALL
WIDTH ACROSS FLATS: 0.728 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND 1 STYLE AND A GRADE
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS (FLIS)
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
BEARING SURFACE TYPEFLAT
THREAD QUANTITY PER INCH14
NOMINAL THREAD SIZE0.438 INCHES IN
MATERIALSTEEL OVERALL
WIDTH ACROSS FLATS0.728 INCHES MINIMUM AND 0.750 INCHES MAXIMUM IN
NONDEFINITIVE SPEC/STD DATA1 TYPE AND 1 STYLE AND A GRADE
THREAD CLASS2B
NUT STYLESQUARE
NUT HEIGHT0.356 INCHES MINIMUM AND 0.394 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
105604Interchangeable
interchangeable cross-reference
interchangeable
D4203BInterchangeable
interchangeable cross-reference
interchangeable
105-607Interchangeable
interchangeable cross-reference
interchangeable
1505-107Interchangeable
interchangeable cross-reference
interchangeable
57A5A25-7Interchangeable
interchangeable cross-reference
interchangeable
62150Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is FFN836TYPE1STYLE1GRADEA?
FFN836TYPE1STYLE1GRADEA is a NUT,PLAIN,SQUARE.
What parts can replace FFN836TYPE1STYLE1GRADEA?
There are 7 known substitutes for FFN836TYPE1STYLE1GRADEA: 105604, D4203B, 105-607 and 4 more. Substitute compatibility should be verified for your specific system.
Is FFN836TYPE1STYLE1GRADEA still available?
FFN836TYPE1STYLE1GRADEA is currently cancelled.
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