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PartsTable / COMPONENT / 522C900-614
522C900-614 ✓ 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,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.776 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNIFIED NATIONAL COARSE (UNC), thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-332-1513, 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
522C900-614
NSN: 5310-01-332-1513
FSC: 5310
CAGE: 055V9 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.776 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
thread_directionRIGHT-HAND
width_across_flats1.312 INCHES MAXIMUM IN
nominal_thread_size0.875 INCHES IN
bearing_surface_typeCHAMFERED
thread_quantity_per_inch9
NSN5310-01-332-1513
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 522C900-614 · 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 QUANTITY PER INCH: 9
•
NOMINAL THREAD SIZE: 0.875 INCHES IN
•
THREAD SERIES: UNIFIED NATIONAL COARSE (UNC)
•
BEARING SURFACE TYPE: CHAMFERED
•
NUT STYLE: HEXAGON
•
WIDTH ACROSS FLATS: 1.312 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
•
NUT HEIGHT: 0.776 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH9
NOMINAL THREAD SIZE0.875 INCHES IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
BEARING SURFACE TYPECHAMFERED
NUT STYLEHEXAGON
WIDTH ACROSS FLATS1.312 INCHES MAXIMUM IN
MATERIALSTEEL OVERALL
NUT HEIGHT0.776 INCHES MAXIMUM IN
THREAD CLASS2B
THREAD DIRECTIONRIGHT-HAND
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
216-6364407PCF11Interchangeable
interchangeable cross-reference
interchangeable
0.87509UNC2BT1G2NSA/BACInterchangeable
interchangeable cross-reference
interchangeable
7/8-9UNC-2BInterchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222,TYIII,GR 7,STYAInterchangeable
interchangeable cross-reference
interchangeable
MIL-DTL-1222L1Interchangeable
interchangeable cross-reference
interchangeable
MILS1222TABLE7SYMB0L4 7-8L1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 522C900-614?
522C900-614 is a NUT,PLAIN,HEXAGON.
What parts can replace 522C900-614?
There are 11 known substitutes for 522C900-614: 216-6364407PCF11, 0.87509UNC2BT1G2NSA/BAC, 7/8-9UNC-2B and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 522C900-614?
522C900-614 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-332-1513. 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