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3955490 S — NUT,PLAIN,WING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

3955490 S: NUT,PLAIN,WING.

The NUT,PLAIN,WING is a the manufacturer industrial component. Key specifications include nut_style: WING, body_diameter: 2.25 INCHES NOMINAL IN, overall_height: 1.14 INCHES NOMINAL IN, end_item_identification: R18 FLP ASSEMBLY, part_name_assigned_by_controlling_agency: FLEET GUARD WING NUT. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-648-0890, 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
3955490 S
NSN: 5310-01-648-0890
FSC: 5310 — Nuts and Washers
CAGE: 15434 — CUMMINS INC. (USA)
SPECIFICATIONS
nut_styleWING
body_diameter2.25 INCHES NOMINAL IN
overall_height1.14 INCHES NOMINAL IN
end_item_identificationR18 FLP ASSEMBLY
part_name_assigned_by_controlling_agencyFLEET GUARD WING NUT
NSN5310-01-648-0890
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 3955490 S · 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
•
BODY DIAMETER: 2.25 INCHES NOMINAL IN
•
NUT STYLE: WING
TECHNICAL CHARACTERISTICS
BODY DIAMETER2.25 INCHES NOMINAL IN
OVERALL HEIGHT1.14 INCHES NOMINAL IN
PART NAME ASSIGNED BY CONTROLLING AGENCYFLEET GUARD WING NUT
NUT STYLEWING
END ITEM IDENTIFICATIONR18 FLP ASSEMBLY
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 3955490 S?
3955490 S is a NUT,PLAIN,WING.
What is the NSN for 3955490 S?
3955490 S is cataloged in the U.S. Government catalog under NSN 5310-01-648-0890. 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.