PartsTable
Technical Data Sheet
49NTE222 ✓ 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 material: PLASTIC POLYAMIDE NYLON LOCKING INSERT, nut_style: HEXAGON, nut_height: 0.735 INCHES MINIMUM AND 0.797 INCHES MAXIMUM IN, temp_rating: 250.0 FAHRENHEIT NOMINAL DEGF, thread_class: 3B, thread_series: UNF. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-036-8981, 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
49NTE222
NSN: 5310-01-036-8981
FSC: 5310
CAGE: 72962 — HARVARD INDUSTRIES INC (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON LOCKING INSERT
nut_styleHEXAGON
nut_height0.735 INCHES MINIMUM AND 0.797 INCHES MAXIMUM IN
temp_rating250.0 FAHRENHEIT NOMINAL DEGF
thread_class3B
thread_seriesUNF
locking_featurePREVAILING TORQUE WITH NONMETALLIC INSERT
thread_directionRIGHT-HAND
width_across_flats1.973 INCHES MINIMUM AND 2.008 INCHES MAXIMUM IN
nominal_thread_size1.375 INCHES IN
bearing_surface_typeCHAMFERED
thread_quantity_per_inch12
NSN5310-01-036-8981
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 49NTE222 · 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
NOMINAL THREAD SIZE: 1.375 INCHES IN
THREAD SERIES: UNF
BEARING SURFACE TYPE: CHAMFERED
MATERIAL: STEEL COMP 1118 NUT
THREAD QUANTITY PER INCH: 12
NUT HEIGHT: 0.735 INCHES MINIMUM AND 0.797 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS3B
NOMINAL THREAD SIZE1.375 INCHES IN
THREAD SERIESUNF
BEARING SURFACE TYPECHAMFERED
MATERIALSTEEL COMP 1118 NUT
THREAD QUANTITY PER INCH12
NUT HEIGHT0.735 INCHES MINIMUM AND 0.797 INCHES MAXIMUM IN
MATERIALPLASTIC POLYAMIDE NYLON LOCKING INSERT
NUT STYLEHEXAGON
TEMP RATING250.0 FAHRENHEIT NOMINAL DEGF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
208Interchangeable
interchangeable cross-reference
interchangeable
11411Interchangeable
interchangeable cross-reference
interchangeable
44098Interchangeable
interchangeable cross-reference
interchangeable
GGG-D-751Interchangeable
interchangeable cross-reference
interchangeable
1340Interchangeable
interchangeable cross-reference
interchangeable
150 29Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 49NTE222?
49NTE222 is a NUT,SELF-LOCKING,HEXAGON.
What parts can replace 49NTE222?
There are 22 known substitutes for 49NTE222: 208, 11411, 44098 and 19 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 49NTE222?
49NTE222 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-01-036-8981. This indicates validated use in U.S. government and defense supply chains.
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