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LH11434-4 — NUT,SELF-LOCKING,DOUBLE HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

LH11434-4: NUT,SELF-LOCKING,DOUBLE HEXAGON.

NUT,SELF-LOCKING,DOUBLE HEXAGON. Key specifications include material: STEEL CORROSION RESISTING AND NICKEL ALLOY OVERALL, nut_style: DOUBLE HEXAGON, nut_height: 0.120 INCHES NOMINAL IN, lubrication: DRY FILM LUBRICANT, thread_class: 3B, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF). This part is cataloged in the U.S.

Government catalog under NSN 5310-01-035-2018, 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
LH11434-4
NSN: 5310-01-035-2018
FSC: 5310 — Nuts and Washers
CAGE: 72962 — HARVARD INDUSTRIES INC (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING AND NICKEL ALLOY OVERALL
nut_styleDOUBLE HEXAGON
nut_height0.120 INCHES NOMINAL IN
lubricationDRY FILM LUBRICANT
thread_class3B
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
locking_featurePREVAILING TORQUE ALL METAL DESIGN
thread_directionRIGHT-HAND
surface_treatmentCOPPER ALLOY THREADS
width_across_flats0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
nominal_thread_size0.250 INCHES IN
bearing_surface_typeCHAMFERED
NSN5310-01-035-2018
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: LH11434-4 · 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
•
LUBRICATION: DRY FILM LUBRICANT
•
WIDTH ACROSS FLATS: 0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
•
THREAD SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
THREAD PITCH DIAMETERS: +0.2268 TO 0.2300 INCHES IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS5662 ASSN STD ALL MATERIAL RESPONSES OR AMS5663 ASSN STD ALL MATERIAL RESPONSES OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN
TECHNICAL CHARACTERISTICS
LUBRICATIONDRY FILM LUBRICANT
WIDTH ACROSS FLATS0.430 INCHES MINIMUM AND 0.439 INCHES MAXIMUM IN
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
THREAD PITCH DIAMETERS+0.2268 TO 0.2300 INCHES IN
MATERIAL DOCUMENT AND CLASSIFICATIONAMS5662 ASSN STD ALL MATERIAL RESPONSES OR AMS5663 ASSN STD ALL MATERIAL RESPONSES OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.250 INCHES IN
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
NUT HEIGHT0.120 INCHES NOMINAL IN
SURFACE TREATMENTCOPPER ALLOY THREADS
SUBSTITUTES & CROSS-REFERENCES 5
BH436-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
H49817-4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
10122015Reference document
Same NSN cross-reference
Reference document — Informative reference only
ST3M436-4MReference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
642AS0726Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is LH11434-4?
LH11434-4 is a NUT,SELF-LOCKING,DOUBLE HEXAGON.
What parts can replace LH11434-4?
There are 5 known substitutes for LH11434-4: BH436-4, H49817-4, 10122015 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for LH11434-4?
LH11434-4 is cataloged in the U.S. Government catalog under NSN 5310-01-035-2018. This indicates validated use in U.S. government and defense supply chains.
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