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778000201 — NUT,PLAIN,KNURLED

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

778000201: NUT,PLAIN,KNURLED.

The NUT,PLAIN,KNURLED is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, nut_diameter: 0.312 INCHES NOMINAL IN, nut_thickness: 0.080 INCHES NOMINAL IN, thread_series: UNS, surface_treatment: NICKEL OVERALL, nominal_thread_size: 0.250 INCHES IN. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-515-6995, 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
778000201
NSN: 5310-01-515-6995
FSC: 5310 — Nuts and Washers
CAGE: 63HW9 — C & K COMPONENTS, LLC DIV C & K COMPONENTS (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
nut_diameter0.312 INCHES NOMINAL IN
nut_thickness0.080 INCHES NOMINAL IN
thread_seriesUNS
surface_treatmentNICKEL OVERALL
nominal_thread_size0.250 INCHES IN
end_item_identificationAIRCRAFT, B757
thread_quantity_per_inch40
NSN5310-01-515-6995
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 778000201 · 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: UNS
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
NUT DIAMETER: 0.312 INCHES NOMINAL IN
•
NUT THICKNESS: 0.080 INCHES NOMINAL IN
•
SURFACE TREATMENT: NICKEL OVERALL
•
THREAD QUANTITY PER INCH: 40
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
THREAD SERIESUNS
NOMINAL THREAD SIZE0.250 INCHES IN
NUT DIAMETER0.312 INCHES NOMINAL IN
NUT THICKNESS0.080 INCHES NOMINAL IN
SURFACE TREATMENTNICKEL OVERALL
END ITEM IDENTIFICATIONAIRCRAFT, B757
THREAD QUANTITY PER INCH40
MATERIALCOPPER ALLOY 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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 778000201?
778000201 is a NUT,PLAIN,KNURLED.
What is the NSN for 778000201?
778000201 is cataloged in the U.S. Government catalog under NSN 5310-01-515-6995. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.