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RH20155 — NUT,PLAIN,ROUND

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

RH20155: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, nut_diameter: 2.120 INCHES NOMINAL IN, nut_thickness: 2.300 INCHES NOMINAL IN, thread_direction: RIGHT-HAND, nominal_thread_size: 1.967 INCHES IN, thread_quantity_per_inch: 18. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-399-8346, 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
RH20155
NSN: 5310-01-399-8346
FSC: 5310 — Nuts and Washers
CAGE: 57855 — NOOK INDUSTRIES LLC DBA BALL BEARING SCREW SUPPLY INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
nut_diameter2.120 INCHES NOMINAL IN
nut_thickness2.300 INCHES NOMINAL IN
thread_directionRIGHT-HAND
nominal_thread_size1.967 INCHES IN
thread_quantity_per_inch18
NSN5310-01-399-8346
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: RH20155 · 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: 1.967 INCHES IN
•
NUT DIAMETER: 2.120 INCHES NOMINAL IN
•
NUT THICKNESS: 2.300 INCHES NOMINAL IN
•
THREAD QUANTITY PER INCH: 18
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.967 INCHES IN
NUT DIAMETER2.120 INCHES NOMINAL IN
NUT THICKNESS2.300 INCHES NOMINAL IN
THREAD QUANTITY PER INCH18
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 1
GN512MR24ASame NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 RH20155?
RH20155 is a NUT,PLAIN,ROUND.
What parts can replace RH20155?
There is 1 known substitute for RH20155: GN512MR24A. Substitute compatibility should be verified for your specific system.
What is the NSN for RH20155?
RH20155 is cataloged in the U.S. Government catalog under NSN 5310-01-399-8346. 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.