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18818 — PARTS KIT,TRANSFER TRANSMISSION

✓ Government record, cited
Clementoni · BALL BEARING
PRODUCT OVERVIEW

18818: PARTS KIT,TRANSFER TRANSMISSION.

PARTS KIT,TRANSFER TRANSMISSION. Key specifications include special_features: FIRING PIN MK22 NHA MK22 BOLT TUBE ASSEMBLY P/N 18761., part_name_assigned_by_controlling_agency: FIRING PIN ASSEMBLY. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-618-2211, 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
18818
NSN: 3120-00-618-2211
NIINs: 006182211, 007697467, 012414555, 016919059
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 71041 — ALTRA INDUSTRIAL MOTION CORP. (USA)
SPECIFICATIONS
special_featuresFIRING PIN MK22 NHA MK22 BOLT TUBE ASSEMBLY P/N 18761.
part_name_assigned_by_controlling_agencyFIRING PIN ASSEMBLY
NSN3120-00-618-2211
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 18818 · Clementoni ⚠ 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
•
CORNER SHAPE: SQUARE ALL CORNERS
•
OVERALL THICKNESS: 0.1250 INCHES NOMINAL IN
•
STYLE DESIGNATOR: ROUND
•
DIAMETER: 0.3750 INCHES NOMINAL IN
•
SURFACE CONDITION: GROUND
•
CROSS-SECTIONAL SHAPE STYLE: RECTANGULAR
•
OUTSIDE DIAMETER: 0.6250 INCHES NOMINAL IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
OVERALL THICKNESS0.1250 INCHES NOMINAL IN
STYLE DESIGNATORROUND
DIAMETER0.3750 INCHES NOMINAL IN
SURFACE CONDITIONGROUND
CROSS-SECTIONAL SHAPE STYLERECTANGULAR
OUTSIDE DIAMETER0.6250 INCHES NOMINAL IN
MATERIALSTEEL OVERALL
CENTER HOLE SHAPE STYLEROUND
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 18818?
18818 is a PARTS KIT,TRANSFER TRANSMISSION manufactured by Clementoni.
What is the NSN for 18818?
18818 is cataloged in the U.S. Government catalog under NSN 3120-00-618-2211. 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.