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LHG13931-5 — NUT ASSEMBLY,SELF-LOCKING,GANG C

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

LHG13931-5: NUT ASSEMBLY,SELF-LOCKING,GANG C.

NUT ASSEMBLY,SELF-LOCKING,GANG C. Key specifications include material: IRON ALLOY 660 OVERALL, nut_style: GANG CHANNEL, SELF LOCKING, thread_class: 3B, channel_style: STRAIGHT TYPE, thread_series: UNIFIED NATIONAL JOINT FINE (UNJF), hardness_rating: 24.0 ROCKWELL C MINIMUM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-486-1014, 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
LHG13931-5
NSN: 5310-01-486-1014
FSC: 5310 — Nuts and Washers
CAGE: 72982 — ERIE SPECIALTY PRODUCTS INC (USA)
SPECIFICATIONS
materialIRON ALLOY 660 OVERALL
nut_styleGANG CHANNEL, SELF LOCKING
thread_class3B
channel_styleSTRAIGHT TYPE
thread_seriesUNIFIED NATIONAL JOINT FINE (UNJF)
hardness_rating24.0 ROCKWELL C MINIMUM
locking_featurePREVAILING TORQUE ALL METAL DESIGN
thread_directionRIGHT-HAND
nominal_thread_size0.312 INCHES IN
thread_quantity_per_inch24
material_document_and_classificationAMS 5525 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5732 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5737 ASSN STD 3RD MATERIAL RESPONSE OVERALL
NSN5310-01-486-1014
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: LHG13931-5 · 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 SERIES: UNIFIED NATIONAL JOINT FINE (UNJF)
•
HARDNESS RATING: 24.0 ROCKWELL C MINIMUM
•
MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5525 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5732 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5737 ASSN STD 3RD MATERIAL RESPONSE OVERALL
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.312 INCHES IN
•
LOCKING FEATURE: PREVAILING TORQUE ALL METAL DESIGN
•
NUT STYLE: GANG CHANNEL, SELF LOCKING
•
THREAD CLASS: 3B
TECHNICAL CHARACTERISTICS
THREAD SERIESUNIFIED NATIONAL JOINT FINE (UNJF)
HARDNESS RATING24.0 ROCKWELL C MINIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAMS 5525 ASSN STD 1ST MATERIAL RESPONSE OR AMS 5732 ASSN STD 2ND MATERIAL RESPONSE OR AMS 5737 ASSN STD 3RD MATERIAL RESPONSE OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.312 INCHES IN
LOCKING FEATUREPREVAILING TORQUE ALL METAL DESIGN
NUT STYLEGANG CHANNEL, SELF LOCKING
THREAD CLASS3B
THREAD QUANTITY PER INCH24
MATERIALIRON ALLOY 660 OVERALL
OTHER ITEMS IN FSC 5310 — Nuts and Washers
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5310-00-000-0040 5310-00-000-0077 5310-00-000-0079 5310-00-000-1146 5310-00-000-3815 5310-00-000-4532 5310-00-000-4540
SUBSTITUTES & CROSS-REFERENCES 3
ST2533-11Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
ST2537-11Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
ST2534-11Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is LHG13931-5?
LHG13931-5 is a NUT ASSEMBLY,SELF-LOCKING,GANG C.
What parts can replace LHG13931-5?
There are 3 known substitutes for LHG13931-5: ST2533-11, ST2537-11, ST2534-11. Substitute compatibility should be verified for your specific system.
What is the NSN for LHG13931-5?
LHG13931-5 is cataloged in the U.S. Government catalog under NSN 5310-01-486-1014. This indicates validated use in U.S. government and defense supply chains.
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