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Technical Data Sheet
PartsTable / COMPONENT / 1W7877
1W7877 ✓ Verified by PartsTable
— · BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The LEVER,DOOR,DRAG CHUTE is a the manufacturer industrial component. Key specifications include overall_length: 9.0050 INCHES MINIMUM AND 9.0150 INCHES MAXIMUM IN, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 3.8430 INCHES MINIMUM AND 3.8530 INCHES MAXIMUM IN, body_outside_diameter: 4.0655 INCHES MINIMUM AND 4.0665 INCHES MAXIMUM IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-341-9876, 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
1W7877
NSN: 3120-00-341-9876
FSC: 3120
CAGE: 78640 — MITSUBISHI CATERPILLAR FORKLIFT AMERICA, INC (USA)
SPECIFICATIONS
overall_length9.0050 INCHES MINIMUM AND 9.0150 INCHES MAXIMUM IN
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter3.8430 INCHES MINIMUM AND 3.8530 INCHES MAXIMUM IN
body_outside_diameter4.0655 INCHES MINIMUM AND 4.0665 INCHES MAXIMUM IN
NSN3120-00-341-9876
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 1W7877 · OEM ⚠ VERIFY BEFORE ORDERING ABEC grade: higher = tighter tolerance = higher cost. ABEC-1 is standard, ABEC-7+ for precision spindles. Open, shielded (ZZ), and sealed (2RS) versions have different max RPM ratings ✓ BROKER TIP 2RS = sealed for life (no maintenance). ZZ = shielded, re-greaseable. Open = must lubricate on install. Common interchange: 6205-2RS = 6205-2RSR = 6205-DDU (same bearing, different suffix) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY OUTSIDE DIAMETER: 4.0655 INCHES MINIMUM AND 4.0665 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 3.8430 INCHES MINIMUM AND 3.8530 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS (FLIS)
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
BODY OUTSIDE DIAMETER4.0655 INCHES MINIMUM AND 4.0665 INCHES MAXIMUM IN
OVERALL LENGTH9.0050 INCHES MINIMUM AND 9.0150 INCHES MAXIMUM IN
BODY INSIDE DIAMETER3.8430 INCHES MINIMUM AND 3.8530 INCHES MAXIMUM IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 4
6-76004-1Interchangeable
interchangeable cross-reference
interchangeable
6-76004Interchangeable
interchangeable cross-reference
interchangeable
4182Interchangeable
interchangeable cross-reference
interchangeable
31358324Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability—
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1W7877?
1W7877 is a LEVER,DOOR,DRAG CHUTE.
What parts can replace 1W7877?
There are 4 known substitutes for 1W7877: 6-76004-1, 6-76004, 4182 and 1 more. Substitute compatibility should be verified for your specific system.
Is 1W7877 still available?
1W7877 is currently cancelled.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026