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1280912 — OSCILLATOR,CRYSTAL CONTROLLED

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

1280912: OSCILLATOR,CRYSTAL CONTROLLED.

The OSCILLATOR,CRYSTAL CONTROLLED is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY INNER LAYER, corner_shape: SQUARE ALL CORNERS, hole_diameter: 0.3125 INCHES NOMINAL FIRST IN, overall_width: 2.000 INCHES NOMINAL IN, inclosure_type: ENCASED, overall_height: 0.750 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-354-5831, 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
1280912
NSN: 3120-00-354-5831
NIINs: 003545831, 011625526
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 06350 — ASSET SYSTEMS, INC. DBA ASSET SYSTEMS INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY INNER LAYER
corner_shapeSQUARE ALL CORNERS
hole_diameter0.3125 INCHES NOMINAL FIRST IN
overall_width2.000 INCHES NOMINAL IN
inclosure_typeENCASED
overall_height0.750 INCHES NOMINAL IN
overall_length2.000 INCHES NOMINAL IN
style_designatorSPLIT, PLAIN, NO OUTSIDE FLANGES
basic_shape_styleRECTANGULAR OR SQUARE
installation_designMODULE
body_inside_diameter4.4965 INCHES MINIMUM AND 4.4975 INCHES MAXIMUM IN
operating_temp_range-55.0 TO 85.0 CELSIUS DEGC
NSN3120-00-354-5831
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 1280912 · 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
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 4.7600 INCHES MINIMUM AND 4.7700 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SPLIT, PLAIN, NO OUTSIDE FLANGES
•
MATERIAL DOCUMENT AND CLASSIFICATION: H-24,73160 MFR REF SINGLE MATERIAL RESPONSE INNER LAYER
•
BODY INSIDE DIAMETER: 4.4965 INCHES MINIMUM AND 4.4975 INCHES MAXIMUM IN
•
LUBRICANT ACCOMMODATION STYLE: GROOVED OPEN BOTH ENDS
•
ANTIROTATION/LUBRICATION TYPE AND QUANTITY: 4 HOLE
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER4.7600 INCHES MINIMUM AND 4.7700 INCHES MAXIMUM IN
STYLE DESIGNATORSPLIT, PLAIN, NO OUTSIDE FLANGES
MATERIAL DOCUMENT AND CLASSIFICATIONH-24,73160 MFR REF SINGLE MATERIAL RESPONSE INNER LAYER
OVERALL LENGTH1.6200 INCHES MINIMUM AND 1.6300 INCHES MAXIMUM IN
BODY INSIDE DIAMETER4.4965 INCHES MINIMUM AND 4.4975 INCHES MAXIMUM IN
LUBRICANT ACCOMMODATION STYLEGROOVED OPEN BOTH ENDS
ANTIROTATION/LUBRICATION TYPE AND QUANTITY4 HOLE
MATERIALSTEEL OUTER LAYER
MATERIALCOPPER ALLOY INNER LAYER
SUBSTITUTES & CROSS-REFERENCES 2
1260086Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
1284352PC4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 1280912?
1280912 is a OSCILLATOR,CRYSTAL CONTROLLED.
What parts can replace 1280912?
There are 2 known substitutes for 1280912: 1260086, 1284352PC4. Substitute compatibility should be verified for your specific system.
What is the NSN for 1280912?
1280912 is cataloged in the U.S. Government catalog under NSN 3120-00-354-5831. This indicates validated use in U.S. government and defense supply chains.
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