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154-502 — CAPACITOR,VARIABLE,AIR DIELECTRI

✓ Government record, cited
— · MRO · MRO_GENERAL
PRODUCT OVERVIEW

154-502: CAPACITOR,VARIABLE,AIR DIELECTRI.

CAPACITOR,VARIABLE,AIR DIELECTRI. Key specifications include material: STEEL CORROSION RESISTING, shaft_type: ROUND, SLOTTED SINGLE SHAFT, body_length: 6.656 INCHES NOMINAL IN, shaft_length: 2.125 INCHES NOMINAL SINGLE SHAFT IN, bushing_shape: ROUND, overall_width: 2.625 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-407-8603, 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
MRO→ MRO_GENERAL→ 154-502
NSN: 3120-00-407-8603
NIINs: 004078603, 006667462, 015391027
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 83130 — AIR & LIQUID SYSTEMS CORPORATION DBA BUFFALO PUMPS (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
shaft_typeROUND, SLOTTED SINGLE SHAFT
body_length6.656 INCHES NOMINAL IN
shaft_length2.125 INCHES NOMINAL SINGLE SHAFT IN
bushing_shapeROUND
overall_width2.625 INCHES NOMINAL IN
plate_air_gap0.045 INCHES IN
bushing_length0.250 INCHES NOMINAL IN
inclosure_typeUNINCLOSED
overall_height2.594 INCHES NOMINAL IN
overall_length7.781 INCHES NOMINAL IN
plate_quantity29
NSN3120-00-407-8603
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 154-502 · 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
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-B-12621 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
•
MATERIAL: COPPER ALLOY 932 OVERALL
TYPICAL APPLICATIONS
  • RAID cache protection during power loss events
  • Write-back cache enablement for storage controllers
  • Enterprise server data integrity assurance
  • Hot-swap battery/capacitor replacement in production
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-12621 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
MATERIALCOPPER ALLOY 932 OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
CA12295-34Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Terminal item — no further procurement; issued until stock is exhaustedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 154-502?
154-502 is a CAPACITOR,VARIABLE,AIR DIELECTRI. It is classified as a MRO (MRO_GENERAL).
What parts can replace 154-502?
There is 1 known substitute for 154-502: CA12295-34. Substitute compatibility should be verified for your specific system.
What is the NSN for 154-502?
154-502 is cataloged in the U.S. Government catalog under NSN 3120-00-407-8603. This indicates validated use in U.S. government and defense supply chains.
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