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2001565 — NUT,PLAIN,ROUND

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

2001565: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include nut_style: ROUND, nut_diameter: 6.250 INCHES NOMINAL IN, nut_thickness: 0.750 INCHES NOMINAL IN, thread_series: UNIFIED NATIONAL COARSE (UNC), nominal_thread_size: 3.750 INCHES IN, end_item_identification: USED ON CARGO BOOM. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-490-5889, 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
2001565
NSN: 5310-01-490-5889
FSC: 5310 — Nuts and Washers
CAGE: 76257 — CROSBY GROUP INC THE MCKISSICK PLANT DIV (USA)
SPECIFICATIONS
nut_styleROUND
nut_diameter6.250 INCHES NOMINAL IN
nut_thickness0.750 INCHES NOMINAL IN
thread_seriesUNIFIED NATIONAL COARSE (UNC)
nominal_thread_size3.750 INCHES IN
end_item_identificationUSED ON CARGO BOOM
thread_quantity_per_inch8
part_name_assigned_by_controlling_agencyNAVY SPECIAL PROJECT
NSN5310-01-490-5889
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 2001565 · 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 COARSE (UNC)
•
NOMINAL THREAD SIZE: 3.750 INCHES IN
•
NUT DIAMETER: 6.250 INCHES NOMINAL IN
•
NUT THICKNESS: 0.750 INCHES NOMINAL IN
•
NUT STYLE: ROUND
•
THREAD QUANTITY PER INCH: 8
TECHNICAL CHARACTERISTICS
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
NOMINAL THREAD SIZE3.750 INCHES IN
NUT DIAMETER6.250 INCHES NOMINAL IN
NUT THICKNESS0.750 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
NUT STYLEROUND
END ITEM IDENTIFICATIONUSED ON CARGO BOOM
THREAD QUANTITY PER INCH8
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: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2001565?
2001565 is a NUT,PLAIN,ROUND.
What is the NSN for 2001565?
2001565 is cataloged in the U.S. Government catalog under NSN 5310-01-490-5889. 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.