PartsTable
Technical Data Sheet
PartsTable / COMPONENT / LAS440-2
LAS440-2 ✓ 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,CLINCH is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, nut_style: CLINCH, nut_height: 0.226 INCHES NOMINAL IN, lubrication: DRY FILM LUBRICANT, temp_rating: 400.0 FAHRENHEIT MAXIMUM DEGF, nut_diameter: 0.359 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-936-0055, 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
LAS440-2
NSN: 5310-00-936-0055
FSC: 5310
CAGE: 46384 — PENN ENGINEERING & MANUFACTURING CORP (USA)
SPECIFICATIONS
materialSTEEL OVERALL
nut_styleCLINCH
nut_height0.226 INCHES NOMINAL IN
lubricationDRY FILM LUBRICANT
temp_rating400.0 FAHRENHEIT MAXIMUM DEGF
nut_diameter0.359 INCHES NOMINAL IN
pilot_length0.054 INCHES MAXIMUM IN
thread_class3B
thread_seriesUNIFIED NATIONAL COARSE (UNC)
pilot_diameter0.289 INCHES MAXIMUM IN
locking_featurePREVAILING TORQUE ALL METAL DESIGN
thread_directionRIGHT-HAND
NSN5310-00-936-0055
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: LAS440-2 · 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 CLASS: 3B
•
NUT HEIGHT: 0.226 INCHES NOMINAL IN
•
NOMINAL THREAD SIZE: 0.112 INCHES IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416,TYPE 1,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE SHELL
•
THREAD QUANTITY PER INCH: 40
•
LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN
•
THREAD DIRECTION: RIGHT-HAND
•
PILOT DIAMETER: 0.289 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS3B
NUT HEIGHT0.226 INCHES NOMINAL IN
NOMINAL THREAD SIZE0.112 INCHES IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416,TYPE 1,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE SHELL
THREAD QUANTITY PER INCH40
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
THREAD DIRECTIONRIGHT-HAND
PILOT DIAMETER0.289 INCHES MAXIMUM IN
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
PILOT LENGTH0.054 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 18
AC-032-2Interchangeable
interchangeable cross-reference
interchangeable
322640-14Interchangeable
interchangeable cross-reference
interchangeable
M45938/11-2CLInterchangeable
interchangeable cross-reference
interchangeable
MIL-N-45938/11Interchangeable
interchangeable cross-reference
interchangeable
M45938/11-11CInterchangeable
interchangeable cross-reference
interchangeable
M45938/11-2CInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy LAS440-2?
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 LAS440-2?
LAS440-2 is a NUT,SELF-LOCKING,CLINCH.
What parts can replace LAS440-2?
There are 18 known substitutes for LAS440-2: AC-032-2, 322640-14, M45938/11-2CL and 15 more. Substitute compatibility should be verified for your specific system.
What is the NSN for LAS440-2?
LAS440-2 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-936-0055. 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 — LAS440-2

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026