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0841720002 — NUT,PLAIN,ROUND

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

0841720002: NUT,PLAIN,ROUND.

The NUT,PLAIN,ROUND is a the manufacturer industrial component. Key specifications include nut_diameter: 0.551 INCHES NOMINAL IN, thread_class: 2B, nut_thickness: 0.393 INCHES NOMINAL IN, thread_series: UNIFIED NATIONAL COARSE (UNC), special_features: NUT COUNTERORE AND TAPPERED, thread_direction: RIGHT-HAND. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-150-8539, 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
0841720002
NSN: 5310-01-150-8539
FSC: 5310 — Nuts and Washers
CAGE: 12338 — RIIMIC, LLC DBA SUNAIR ELECTRONICS (USA)
SPECIFICATIONS
nut_diameter0.551 INCHES NOMINAL IN
thread_class2B
nut_thickness0.393 INCHES NOMINAL IN
thread_seriesUNIFIED NATIONAL COARSE (UNC)
special_featuresNUT COUNTERORE AND TAPPERED
thread_directionRIGHT-HAND
nominal_thread_size0.250 INCHES IN
thread_quantity_per_inch40
NSN5310-01-150-8539
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 0841720002 · 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)
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.250 INCHES IN
•
NUT DIAMETER: 0.551 INCHES NOMINAL IN
•
NUT THICKNESS: 0.393 INCHES NOMINAL IN
•
THREAD CLASS: 2B
•
THREAD QUANTITY PER INCH: 40
TECHNICAL CHARACTERISTICS
THREAD SERIESUNIFIED NATIONAL COARSE (UNC)
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.250 INCHES IN
NUT DIAMETER0.551 INCHES NOMINAL IN
NUT THICKNESS0.393 INCHES NOMINAL IN
SPECIAL FEATURESNUT COUNTERORE AND TAPPERED
THREAD CLASS2B
THREAD QUANTITY PER INCH40
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
SW2AA37Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 0841720002?
0841720002 is a NUT,PLAIN,ROUND.
What parts can replace 0841720002?
There is 1 known substitute for 0841720002: SW2AA37. Substitute compatibility should be verified for your specific system.
What is the NSN for 0841720002?
0841720002 is cataloged in the U.S. Government catalog under NSN 5310-01-150-8539. 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.