PartsTable
Technical Data Sheet
MWNX11037-080 ✓ 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,SPLINE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL EXCEPT INSERT, nut_style: SPLINE, nut_height: 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN, temp_rating: 250.0 FAHRENHEIT MAXIMUM DEGF, nut_diameter: 0.863 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN, pilot_length: 0.212 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 5310-01-067-8970, 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
MWNX11037-080
NSN: 5310-01-067-8970
FSC: 5310
CAGE: 019L2 — ESNA, LLC (USA)
SPECIFICATIONS
materialNICKEL ALLOY OVERALL EXCEPT INSERT
nut_styleSPLINE
nut_height0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
temp_rating250.0 FAHRENHEIT MAXIMUM DEGF
nut_diameter0.863 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN
pilot_length0.212 INCHES NOMINAL IN
thread_class3B
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
pilot_diameter0.696 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN
locking_featurePREVAILING TORQUE WITH NONMETALLIC INSERT
thread_directionRIGHT-HAND
nominal_thread_size0.500 INCHES IN
NSN5310-01-067-8970
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: MWNX11037-080 · 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
NUT DIAMETER: 0.863 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN
NOMINAL THREAD SIZE: 0.500 INCHES IN
MATERIAL: PLASTIC LOCKING INSERT
THREAD CLASS: 3B
NUT HEIGHT: 0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
PILOT DIAMETER: 0.696 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
NUT DIAMETER0.863 INCHES MINIMUM AND 0.873 INCHES MAXIMUM IN
NOMINAL THREAD SIZE0.500 INCHES IN
MATERIALPLASTIC LOCKING INSERT
THREAD CLASS3B
NUT HEIGHT0.495 INCHES MINIMUM AND 0.505 INCHES MAXIMUM IN
PILOT DIAMETER0.696 INCHES MINIMUM AND 0.700 INCHES MAXIMUM IN
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
THREAD DIRECTIONRIGHT-HAND
THREAD QUANTITY PER INCH20
TEMP RATING250.0 FAHRENHEIT MAXIMUM DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
5017M29P03Interchangeable
interchangeable cross-reference
interchangeable
R25389Interchangeable
interchangeable cross-reference
interchangeable
AE700108-2Interchangeable
interchangeable cross-reference
interchangeable
110378Interchangeable
interchangeable cross-reference
interchangeable
3268298-17Interchangeable
interchangeable cross-reference
interchangeable
PM2497-2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is MWNX11037-080?
MWNX11037-080 is a NUT,SELF-LOCKING,SPLINE.
What parts can replace MWNX11037-080?
There are 7 known substitutes for MWNX11037-080: 5017M29P03, R25389, AE700108-2 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for MWNX11037-080?
MWNX11037-080 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-067-8970. This indicates validated use in U.S. government and defense supply chains.
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