PartsTable
Technical Data Sheet
AN345-616 ✓ 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: 0.2390 INCHES MINIMUM AND 0.2575 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNF, thread_direction: RIGHT-HAND. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-058-1626, 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
AN345-616
NSN: 5310-00-058-1626
FSC: 5310
CAGE: 88044 — AERONAUTICAL STANDARDS GROUP DEPT OF NAVY AND AIR FORCE (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.2390 INCHES MINIMUM AND 0.2575 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNF
thread_directionRIGHT-HAND
countersink_angle110.0 DEGREES NOMINAL NUT
surface_treatmentCADMIUM OVERALL
width_across_flats0.607 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
nominal_thread_size0.375 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
thread_quantity_per_inch24
NSN5310-00-058-1626
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: AN345-616 · 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 DIRECTION: RIGHT-HAND
THREAD SERIES: UNF
BEARING SURFACE TYPE: CHAMFERED
NOMINAL THREAD SIZE: 0.375 INCHES IN
HARDNESS RATING: 80.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM
WIDTH ACROSS FLATS: 0.607 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH: 24
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
THREAD SERIESUNF
BEARING SURFACE TYPECHAMFERED
NOMINAL THREAD SIZE0.375 INCHES IN
HARDNESS RATING80.0 ROCKWELL B MINIMUM AND 32.0 ROCKWELL C MAXIMUM
WIDTH ACROSS FLATS0.607 INCHES MINIMUM AND 0.625 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH24
END ITEM IDENTIFICATIONMRAP BUFFALO MK2A2; A4 BRADLEY FIGHTING VEHICLE
NUT STYLEHEXAGON
THREAD CLASS2B
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
134567Interchangeable
interchangeable cross-reference
interchangeable
AN345-616Interchangeable
interchangeable cross-reference
interchangeable
MILS933Interchangeable
interchangeable cross-reference
interchangeable
402352092Interchangeable
Same NIIN cross-reference
interchangeable
HNW-3824Interchangeable
Same NIIN cross-reference
interchangeable
911C208-8Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
Ready to buy AN345-616?
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 AN345-616?
AN345-616 is a NUT,PLAIN,HEXAGON.
What parts can replace AN345-616?
There are 10 known substitutes for AN345-616: 134567, AN345-616, MILS933 and 7 more. Substitute compatibility should be verified for your specific system.
Is AN345-616 still available?
AN345-616 is currently cancelled.
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 — AN345-616