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12759-00347 — NUT,SELF-LOCKING,HEXAGON

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

12759-00347: NUT,SELF-LOCKING,HEXAGON.

The NUT,SELF-LOCKING,HEXAGON is a the manufacturer industrial component. Key specifications include material: STEEL COMP 316 NUT, locking_feature: PREVAILING TORQUE WITH NONMETALLIC INSERT, special_features: TYPE NE, thread_direction: RIGHT-HAND, nominal_thread_size: 0.250 INCHES IN, end_item_identification: 2330-01-537-8217, SEMITRAILER, TANK, 5000 GALLON, FUEL DISPENSING, UNDER/OVER WING AIRCRAFT. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-543-0959, 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
12759-00347
NSN: 5310-01-543-0959
FSC: 5310 — Nuts and Washers
CAGE: 0Y3H3 — FASTENAL COMPANY DBA FASTENAL CO (USA)
SPECIFICATIONS
materialSTEEL COMP 316 NUT
locking_featurePREVAILING TORQUE WITH NONMETALLIC INSERT
special_featuresTYPE NE
thread_directionRIGHT-HAND
nominal_thread_size0.250 INCHES IN
end_item_identification2330-01-537-8217, SEMITRAILER, TANK, 5000 GALLON, FUEL DISPENSING, UNDER/OVER WING AIRCRAFT
thread_quantity_per_inch20
part_name_assigned_by_controlling_agency1/4 INCH-20 316 S/S NYLON INSERT LOCK NUT IN
NSN5310-01-543-0959
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 12759-00347 · 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 DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
LOCKING FEATURE: PREVAILING TORQUE WITH NONMETALLIC INSERT
•
THREAD QUANTITY PER INCH: 20
•
MATERIAL: STEEL COMP 316 NUT
TECHNICAL CHARACTERISTICS
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.250 INCHES IN
LOCKING FEATUREPREVAILING TORQUE WITH NONMETALLIC INSERT
SPECIAL FEATURESTYPE NE
PART NAME ASSIGNED BY CONTROLLING AGENCY1/4 INCH-20 316 S/S NYLON INSERT LOCK NUT IN
END ITEM IDENTIFICATION2330-01-537-8217, SEMITRAILER, TANK, 5000 GALLON, FUEL DISPENSING, UNDER/OVER WING AIRCRAFT
THREAD QUANTITY PER INCH20
MATERIALSTEEL COMP 316 NUT
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

No substitute or cross-reference records for this part.

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 12759-00347?
12759-00347 is a NUT,SELF-LOCKING,HEXAGON.
What is the NSN for 12759-00347?
12759-00347 is cataloged in the U.S. Government catalog under NSN 5310-01-543-0959. This indicates validated use in U.S. government and defense supply chains.
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