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158121 — MOUNTING PAD,ELECTRICAL-ELECTRON

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

158121: MOUNTING PAD,ELECTRICAL-ELECTRON.

MOUNTING PAD,ELECTRICAL-ELECTRON. This part is cataloged in the U.S. Government catalog under NSN 3120-00-701-0521, 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
158121
NSN: 3120-00-701-0521
NIINs: 007010521, 014139945
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 57712 — TELEMECHANICS INC (USA)
SPECIFICATIONS
Part Number158121
NSN3120-00-701-0521
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 158121 · 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
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FSC APPLICATION DATA: TELETYPE AND FACSIMILE EQUIPMENT
TECHNICAL CHARACTERISTICS
FSC APPLICATION DATATELETYPE AND FACSIMILE EQUIPMENT
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 158121?
158121 is a MOUNTING PAD,ELECTRICAL-ELECTRON.
What is the NSN for 158121?
158121 is cataloged in the U.S. Government catalog under NSN 3120-00-701-0521. This indicates validated use in U.S. government and defense supply chains.
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