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B1123 — RECTIFIER,SEMICONDUCTOR DEVICE,U

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

B1123: RECTIFIER,SEMICONDUCTOR DEVICE,U.

RECTIFIER,SEMICONDUCTOR DEVICE,U. Key specifications include material: COPPER ALLOY BODY, pail_hook: NOT PROVIDED, hose/spray: NOT INCLUDED, handle_type: LEVER, soap_holder: NOT INCLUDED, swing_spout: PROVIDED. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-135-3587, 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→ B1123
NSN: 3120-01-135-3587
NIINs: 011353587, 012527278, 013587070, 015577209
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 00141 — ROLLER BEARING CO OF AMERICA, INC DIV PIC DESIGN (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
pail_hookNOT PROVIDED
hose/sprayNOT INCLUDED
handle_typeLEVER
soap_holderNOT INCLUDED
swing_spoutPROVIDED
flange_width0.0600 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM IN
mounting_typeHORIZONTAL SURFACE AND VERTICAL PIPE
overall_width2.620 INCHES NOMINAL IN
overall_height0.932 INCHES NOMINAL IN
overall_length2.620 INCHES NOMINAL IN
surface_finishPOLISHED
NSN3120-01-135-3587
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: B1123 · 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
•
FLANGE OUTSIDE DIAMETER: 0.8700 INCHES MINIMUM AND 0.8800 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 0.6260 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 0.5010 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM IN
•
FLANGE WIDTH: 0.0600 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM IN
•
MATERIAL: LUBRICANT LUBRICATION
TECHNICAL CHARACTERISTICS
FLANGE OUTSIDE DIAMETER0.8700 INCHES MINIMUM AND 0.8800 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER0.6260 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN
OVERALL LENGTH0.4950 INCHES MINIMUM AND 0.5050 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.5010 INCHES MINIMUM AND 0.5020 INCHES MAXIMUM IN
FLANGE WIDTH0.0600 INCHES MINIMUM AND 0.0640 INCHES MAXIMUM IN
MATERIALLUBRICANT LUBRICATION
SUBSTITUTES & CROSS-REFERENCES 1
B7-47Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 B1123?
B1123 is a RECTIFIER,SEMICONDUCTOR DEVICE,U. It is classified as a MRO (MRO_GENERAL).
What parts can replace B1123?
There is 1 known substitute for B1123: B7-47. Substitute compatibility should be verified for your specific system.
What is the NSN for B1123?
B1123 is cataloged in the U.S. Government catalog under NSN 3120-01-135-3587. This indicates validated use in U.S. government and defense supply chains.
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