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156451 — COVER AND SHELL,ELECTRICAL CONNE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

156451: COVER AND SHELL,ELECTRICAL CONNE.

COVER AND SHELL,ELECTRICAL CONNE. Key specifications include ring_style: INTERNAL, usage_design: INTERNAL, major_thickness: 0.090 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN, outside_diameter: 2.880 INCHES MINIMUM AND 2.950 INCHES MAXIMUM IN, surface_treatment: CADMIUM AND CHROMATE, casehardening_indicator: NOT CASEHARDENED. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-677-4347, 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
156451
NSN: 3120-00-677-4347
NIINs: 006774347, 008042776, 015727632
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 57712 — TELEMECHANICS INC (USA)
SPECIFICATIONS
ring_styleINTERNAL
usage_designINTERNAL
major_thickness0.090 INCHES MINIMUM AND 0.096 INCHES MAXIMUM IN
outside_diameter2.880 INCHES MINIMUM AND 2.950 INCHES MAXIMUM IN
surface_treatmentCADMIUM AND CHROMATE
casehardening_indicatorNOT CASEHARDENED
material_hardness_rating47.0 ROCKWELL C MINIMUM AND 52.0 ROCKWELL C MAXIMUM
cross-sectional_shape_styleRECTANGULAR
material_document_and_classificationFED STD 66 AISI 1066 OR 1069 OR 1070 OR 1072 OR 1074 OR 1075 OR 1078 OR 1080 OR 1084 OR 1086 OR 1090 FED STD SINGLE MATERIAL RESPONSE
NSN3120-00-677-4347
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 156451 · 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 156451?
156451 is a COVER AND SHELL,ELECTRICAL CONNE.
What is the NSN for 156451?
156451 is cataloged in the U.S. Government catalog under NSN 3120-00-677-4347. This indicates validated use in U.S. government and defense supply chains.
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