PartsTable
Technical Data Sheet
12730 ✓ Verified by PartsTable
· BALL BEARING
WHAT YOU NEED TO KNOW
2RS = sealed for life, ZZ = shielded re-greaseable ABEC grade: higher = tighter tolerance
ABEC-1 standard, ABEC-7+ for precision spindles
PRODUCT OVERVIEW

The COIL,RADIO FREQUENCY is a the manufacturer industrial component. Key specifications include diameter: 2.750 INCHES NOMINAL IN, material: COPPER ALLOY OVERALL, thickness: 0.500 INCHES NOMINAL IN, body_length: 0.438 INCHES NOMINAL IN, design_form: SINGLE ANGLE, angle_in_deg: 60.000. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 3120-00-009-3686, 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
12730
NSN: 3120-00-009-3686
FSC: 3120
CAGE: 12639 — NORTHFIELD PRECISION INSTRUMENT CORP DBA NORTHFIELD PRECISION INSTRUMENT CORP (USA)
SPECIFICATIONS
diameter2.750 INCHES NOMINAL IN
materialCOPPER ALLOY OVERALL
thickness0.500 INCHES NOMINAL IN
body_length0.438 INCHES NOMINAL IN
design_formSINGLE ANGLE
angle_in_deg60.000
corner_shapeSQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
flange_width0.0160 INCHES MINIMUM AND 0.0180 INCHES MAXIMUM IN
hole_diameter1.250 INCHES NOMINAL IN
rating_methodWINDING TURNS AND ELECTRICAL SINGLE COMPONENT SINGLE WINDING
turn_quantity210 SINGLE COMPONENT SINGLE WINDING
coil_form_typeSOLID SINGLE COMPONENT
NSN3120-00-009-3686
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 12730 · 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: 0.2290 INCHES MINIMUM AND 0.2390 INCHES MAXIMUM IN
FLANGE WIDTH: 0.0160 INCHES MINIMUM AND 0.0180 INCHES MAXIMUM IN
BODY INSIDE DIAMETER: 0.0939 INCHES MINIMUM AND 0.0941 INCHES MAXIMUM IN
MATERIAL: OIL LUBRICATING LUBRICATION
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
CORNER SHAPE: SQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
TECHNICAL CHARACTERISTICS (FLIS)
FLANGE OUTSIDE DIAMETER0.2290 INCHES MINIMUM AND 0.2390 INCHES MAXIMUM IN
FLANGE WIDTH0.0160 INCHES MINIMUM AND 0.0180 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.0939 INCHES MINIMUM AND 0.0941 INCHES MAXIMUM IN
SPECIAL FEATURES4 PCT MOLYBDENUM DISULPHIDE ADDED TO MATERIAL AT SINTERING
MATERIALOIL LUBRICATING LUBRICATION
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-L-6085 MIL SPEC SINGLE MATERIAL RESPONSE LUBRICATION
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPERELIEF GROOVE LEFT FLANGE BODY CORNER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-B-5697,TY 1,COMP A MIL SPEC SINGLE MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
12730Interchangeable
interchangeable cross-reference
interchangeable
310-160LInterchangeable
interchangeable cross-reference
interchangeable
52285Interchangeable
interchangeable cross-reference
interchangeable
B94.19 TABLE 11Interchangeable
interchangeable cross-reference
interchangeable
S92-5079P2Interchangeable
interchangeable cross-reference
interchangeable
DLG5079P2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 12730?
12730 is a COIL,RADIO FREQUENCY.
What parts can replace 12730?
There are 10 known substitutes for 12730: 12730, 310-160L, 52285 and 7 more. Substitute compatibility should be verified for your specific system.
Is 12730 still available?
12730 is currently cancelled.
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