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CAR027 — THUMBNUT ASSEMBLY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

CAR027: THUMBNUT ASSEMBLY.

The THUMBNUT ASSEMBLY is a the manufacturer industrial component. Key specifications include end_item_identification: 105MM M60 TANK; 105MM M58A5 MM, general_characteristics_item_description: ITEM CONSISTS OF THUMBNUT 5179394; EYEBOLT 5182055. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-764-0785, 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
CAR027
NSN: 5310-00-764-0785
FSC: 5310 — Nuts and Washers
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
end_item_identification105MM M60 TANK; 105MM M58A5 MM
general_characteristics_item_descriptionITEM CONSISTS OF THUMBNUT 5179394; EYEBOLT 5182055
NSN5310-00-764-0785
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: CAR027 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: ITEM CONSISTS OF THUMBNUT 5179394; EYEBOLT 5182055
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONITEM CONSISTS OF THUMBNUT 5179394; EYEBOLT 5182055
END ITEM IDENTIFICATION105MM M60 TANK; 105MM M58A5 MM
SUBSTITUTES & CROSS-REFERENCES 6
7640785Reference document
Same NSN cross-reference
Reference document — Secondary reference
12579607Reference document
Same NSN cross-reference
Reference document — Secondary reference
5182055Reference document
Same NSN cross-reference
Reference document — Secondary reference
5179394Reference document
Same NSN cross-reference
Reference document — Secondary reference
CARC026Reference document
Same NSN cross-reference
Reference document — Secondary reference
PL7640785Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 CAR027?
CAR027 is a THUMBNUT ASSEMBLY.
What parts can replace CAR027?
There are 6 known substitutes for CAR027: 7640785, 12579607, 5182055 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for CAR027?
CAR027 is cataloged in the U.S. Government catalog under NSN 5310-00-764-0785. 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.