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Technical Data Sheet
PartsTable / COMPONENT / 20001P
20001P ✓ Verified by PartsTable
— · NUT WASHER
WHAT YOU NEED TO KNOW
Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration
Don't mix grades — weakens the joint
PRODUCT OVERVIEW

The NUT,PLAIN,CASTELLATED,HEXAGON is a the manufacturer industrial component. Key specifications include nut_style: CASTELLATED, HEXAGON, nut_height: 3.000 INCHES NOMINAL IN, thread_class: 2B, thread_direction: RIGHT-HAND. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-959-8847, 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
20001P
NSN: 5310-00-959-8847
FSC: 5310
CAGE: 0UBG9 — CURTISS-WRIGHT ELECTRO-MECHANICAL CORPORATION DIV EPD (USA)
SPECIFICATIONS
nut_styleCASTELLATED, HEXAGON
nut_height3.000 INCHES NOMINAL IN
thread_class2B
thread_directionRIGHT-HAND
NSN5310-00-959-8847
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 20001P · 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
•
THREAD CLASS: 2B
•
NUT HEIGHT: 3.000 INCHES NOMINAL IN
•
NUT STYLE: CASTELLATED, HEXAGON
TECHNICAL CHARACTERISTICS (FLIS)
THREAD DIRECTIONRIGHT-HAND
THREAD CLASS2B
NUT HEIGHT3.000 INCHES NOMINAL IN
NUT STYLECASTELLATED, HEXAGON
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
FISAInterchangeable
interchangeable cross-reference
interchangeable
FISA2500Interchangeable
interchangeable cross-reference
interchangeable
10509-2Interchangeable
interchangeable cross-reference
interchangeable
NAS 706-2 SOLDERInterchangeable
interchangeable cross-reference
interchangeable
7010-1Interchangeable
interchangeable cross-reference
interchangeable
GT11H11AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 20001P?
20001P is a NUT,PLAIN,CASTELLATED,HEXAGON.
What parts can replace 20001P?
There are 7 known substitutes for 20001P: FISA, FISA2500, 10509-2 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 20001P?
20001P is cataloged in the Federal Logistics Information System (FLIS) under NSN 5310-00-959-8847. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026