PartsTable
Technical Data Sheet
AN365-428A ✓ 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,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include nut_style: HEXAGON, nut_height: 0.240 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN, lubrication: SOLUBLE LUBRICANT, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNF. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-543-4452, 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
AN365-428A
NSN: 5310-00-543-4452
FSC: 5310
CAGE: FB011 — AERO STOCK (FRA)
SPECIFICATIONS
nut_styleHEXAGON
nut_height0.240 INCHES MINIMUM AND 0.360 INCHES MAXIMUM IN
lubricationSOLUBLE LUBRICANT
temp_rating250.0 FAHRENHEIT NOMINAL DEGF
thread_class3B
thread_seriesUNF
locking_featurePREVAILING TORQUE WITH NONMETALLIC INSERT
thread_directionRIGHT-HAND
countersink_angle88.0 DEGREES NOMINAL NUT
surface_treatmentCADMIUM AND CHROMATE NUT
width_across_flats0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
nominal_thread_size0.250 INCHES IN
NSN5310-00-543-4452
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: AN365-428A · 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
SPECIFICATION/STANDARD DATA: 94135-12Z2007 GOVERNMENT STANDARD
MATERIAL: PLASTIC POLYAMIDE NYLON LOCKING INSERT
SURFACE TREATMENT: CADMIUM NUT
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD SINGLE MATERIAL RESPONSE NUT
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
NUT STYLE: HEXAGON
WIDTH ACROSS FLATS: 0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
SPECIFICATION/STANDARD DATA94135-12Z2007 GOVERNMENT STANDARD
MATERIALPLASTIC POLYAMIDE NYLON LOCKING INSERT
SURFACE TREATMENTCADMIUM NUT
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD SINGLE MATERIAL RESPONSE NUT
MATERIALSTEEL COMP 1137 NUT
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
NUT STYLEHEXAGON
WIDTH ACROSS FLATS0.428 INCHES MINIMUM AND 0.440 INCHES MAXIMUM IN
THREAD QUANTITY PER INCH28
NOMINAL THREAD SIZE0.250 INCHES IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
12856Interchangeable
interchangeable cross-reference
interchangeable
N12856Interchangeable
interchangeable cross-reference
interchangeable
163070Interchangeable
interchangeable cross-reference
interchangeable
808138Interchangeable
interchangeable cross-reference
interchangeable
04718Interchangeable
interchangeable cross-reference
interchangeable
ES5621-1Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is AN365-428A?
AN365-428A is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace AN365-428A?
There are 18 known substitutes for AN365-428A: 12856, N12856, 163070 and 15 more. Substitute compatibility should be verified for your specific system.
Is AN365-428A still available?
AN365-428A is currently cancelled.
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