PartsTable
Technical Data Sheet
4775BB ✓ 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,ROUND is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: ROUND, nut_diameter: 1.500 INCHES NOMINAL IN, thread_class: 2B, nut_thickness: 0.375 INCHES NOMINAL IN, thread_series: UN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-166-8566, 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
4775BB
NSN: 5310-00-166-8566
FSC: 5310
CAGE: 79410 — LIBERTY VENTURES INTI, LLC (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleROUND
nut_diameter1.500 INCHES NOMINAL IN
thread_class2B
nut_thickness0.375 INCHES NOMINAL IN
thread_seriesUN
thread_directionRIGHT-HAND
drive_point_depth0.093 INCHES NOMINAL IN
drive_point_width0.187 INCHES NOMINAL IN
nominal_thread_size1.000 INCHES IN
drive_point_quantity4
thread_quantity_per_inch32
NSN5310-00-166-8566
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 4775BB · 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
DRIVE POINT WIDTH: 0.187 INCHES NOMINAL IN
NUT THICKNESS: 0.375 INCHES NOMINAL IN
DRIVE POINT QUANTITY: 4
NUT STYLE: ROUND
THREAD QUANTITY PER INCH: 32
THREAD SERIES: UN
NOMINAL THREAD SIZE: 1.000 INCHES IN
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS (FLIS)
DRIVE POINT WIDTH0.187 INCHES NOMINAL IN
NUT THICKNESS0.375 INCHES NOMINAL IN
DRIVE POINT QUANTITY4
NUT STYLEROUND
THREAD QUANTITY PER INCH32
THREAD SERIESUN
NOMINAL THREAD SIZE1.000 INCHES IN
MATERIALSTEEL OVERALL
THREAD CLASS2B
DRIVE POINT DEPTH0.093 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
206261Interchangeable
interchangeable cross-reference
interchangeable
5654814Interchangeable
interchangeable cross-reference
interchangeable
101720Interchangeable
interchangeable cross-reference
interchangeable
79-96820Interchangeable
interchangeable cross-reference
interchangeable
6515NCM116020Interchangeable
interchangeable cross-reference
interchangeable
SK10-1720Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 4775BB?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 4775BB?
4775BB is a NUT,PLAIN,ROUND.
What parts can replace 4775BB?
There are 6 known substitutes for 4775BB: 206261, 5654814, 101720 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 4775BB?
4775BB is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-166-8566. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 4775BB