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CBU1910 — WASHER,FLAT

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

CBU1910: WASHER,FLAT.

The WASHER,FLAT is a the manufacturer industrial component. Key specifications include end_item_identification: 2420-66-148-7692, HMEE (HIGH MOBILITY ENGINEER EXCAVATOR); 3990-01-444-5196 CEMENT MIXER, part_name_assigned_by_controlling_agency: SEALING WASHER. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-381-5774, 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
CBU1910
NSN: 5310-01-381-5774
FSC: 5310 — Nuts and Washers
CAGE: U5612 — LEYLAND TRUCKS LTD (FOR SPARE PARTS SEE U6425) (GBR)
SPECIFICATIONS
end_item_identification2420-66-148-7692, HMEE (HIGH MOBILITY ENGINEER EXCAVATOR); 3990-01-444-5196 CEMENT MIXER
part_name_assigned_by_controlling_agencySEALING WASHER
NSN5310-01-381-5774
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: CBU1910 · 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
TECHNICAL CHARACTERISTICS
PART NAME ASSIGNED BY CONTROLLING AGENCYSEALING WASHER
END ITEM IDENTIFICATION2420-66-148-7692, HMEE (HIGH MOBILITY ENGINEER EXCAVATOR); 3990-01-444-5196 CEMENT MIXER
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 4
80039074Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
5310013815774Reference document
Same NSN cross-reference
Reference document — Informative reference only
3920773Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
6010000062Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is CBU1910?
CBU1910 is a WASHER,FLAT.
What parts can replace CBU1910?
There are 4 known substitutes for CBU1910: 80039074, 5310013815774, 3920773 and 1 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CBU1910?
CBU1910 is cataloged in the U.S. Government catalog under NSN 5310-01-381-5774. 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.