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207939 — TRANSFORMER,POWER

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

207939: TRANSFORMER,POWER.

The TRANSFORMER,POWER is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, corner_shape: SQUARE INSIDE RIGHT CORNER, flange_width: 0.1150 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN, overall_length: 1.2500 INCHES NOMINAL IN, style_designator: SOLID, EXTERNAL FLANGE ONE END, body_inside_diameter: 2.4955 INCHES MINIMUM AND 2.4970 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-555-6523, 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
207939
NSN: 3120-00-555-6523
NIINs: 005556523, 014475987
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
corner_shapeSQUARE INSIDE RIGHT CORNER
flange_width0.1150 INCHES MINIMUM AND 0.1250 INCHES MAXIMUM IN
overall_length1.2500 INCHES NOMINAL IN
style_designatorSOLID, EXTERNAL FLANGE ONE END
body_inside_diameter2.4955 INCHES MINIMUM AND 2.4970 INCHES MAXIMUM IN
body_outside_diameter2.7510 INCHES MINIMUM AND 2.7530 INCHES MAXIMUM IN
end_item_identificationPREPROVISIONING SUPPORT NAVICP IS POE
flange_outside_diameter3.2400 INCHES MINIMUM AND 3.2600 INCHES MAXIMUM IN
criticality_code_justificationAGAV
NSN3120-00-555-6523
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 207939 · 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: CHAMFERED INSIDE LEFT CORNER
•
FLANGE OUTSIDE DIAMETER: 3.2400 INCHES MINIMUM AND 3.2600 INCHES MAXIMUM IN
•
BODY OUTSIDE DIAMETER: 2.7510 INCHES MINIMUM AND 2.7530 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
CORNER SHAPECHAMFERED INSIDE LEFT CORNER
CORNER SHAPESQUARE INSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE RIGHT CORNER
CORNER SHAPESQUARE OUTSIDE LEFT CORNER
CORNER SHAPESQUARE LEFT FLANGE OUTSIDE RIGHT CORNER
CORNER SHAPEROUND LEFT FLANGE BODY CORNER
FLANGE OUTSIDE DIAMETER3.2400 INCHES MINIMUM AND 3.2600 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER2.7510 INCHES MINIMUM AND 2.7530 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END
OVERALL LENGTH1.2500 INCHES NOMINAL IN
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 207939?
207939 is a TRANSFORMER,POWER.
What is the NSN for 207939?
207939 is cataloged in the U.S. Government catalog under NSN 3120-00-555-6523. This indicates validated use in U.S. government and defense supply chains.
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