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51556 ITEM 7 — BUSHING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

51556 ITEM 7: BUSHING,SLEEVE.

The BUSHING,SLEEVE is a the manufacturer industrial component. Key specifications include material: PLASTIC CASE, body_style: RECTANGULAR, body_width: 0.766 INCHES NOMINAL IN, body_length: 2.203 INCHES NOMINAL IN, reset_method: MANUAL, style_designator: PAIRED. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-198-8167, 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
51556 ITEM 7
NSN: 3120-01-198-8167
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 63952 — EDERER INC STAR CRANES DIV (USA)
SPECIFICATIONS
materialPLASTIC CASE
body_styleRECTANGULAR
body_width0.766 INCHES NOMINAL IN
body_length2.203 INCHES NOMINAL IN
reset_methodMANUAL
pole_quantity1
style_designatorPAIRED
nominal_thread_size0.164 INCHES IN
trip_release_methodTHERMAL SINGLE LOCATION
circuit_protection_typeOVERCURRENT SINGLE LOCATION
thread_quantity_per_inch32
thread_series_designatorUNIFIED NATIONAL COARSE (UNC)
NSN3120-01-198-8167
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 51556 ITEM 7 · 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
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 51556 ITEM 7?
51556 ITEM 7 is a BUSHING,SLEEVE.
What is the NSN for 51556 ITEM 7?
51556 ITEM 7 is cataloged in the U.S. Government catalog under NSN 3120-01-198-8167. This indicates validated use in U.S. government and defense supply chains.
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