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244055 — SWITCH,ELECTRICAL

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

244055: SWITCH,ELECTRICAL.

The SWITCH,ELECTRICAL is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY 2017 OVERALL, corner_shape: SQUARE ALL CORNERS, flange_width: 0.2188 INCHES NOMINAL IN, hole_diameter: 0.1406 INCHES NOMINAL FIRST IN, overall_length: 0.7188 INCHES NOMINAL IN, special_features: OD OF FLANGE MILLED FLAT ONE SIDE,0.4375 ABOVE HORIZ CL. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-130-6468, 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→ 244055
NSN: 3120-00-130-6468
NIINs: 001306468, 001364140
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 56232 — LOCKHEED MARTIN CORPORATION DIV RMS - MITCHEL FIELD (USA)
SPECIFICATIONS
materialALUMINUM ALLOY 2017 OVERALL
corner_shapeSQUARE ALL CORNERS
flange_width0.2188 INCHES NOMINAL IN
hole_diameter0.1406 INCHES NOMINAL FIRST IN
overall_length0.7188 INCHES NOMINAL IN
special_featuresOD OF FLANGE MILLED FLAT ONE SIDE,0.4375 ABOVE HORIZ CL
style_designatorSOLID, EXTERNAL FLANGE ONE END, INTERNAL FLANGE ONE END
body_inside_diameter0.6248 INCHES MINIMUM AND 0.6254 INCHES MAXIMUM IN
body_outside_diameter0.8125 INCHES NOMINAL IN
flange_outside_diameter1.4375 INCHES NOMINAL IN
left_internal_flange_width0.0860 INCHES NOMINAL IN
lubricant_accommodation_styleGROOVED CIRCULAR
NSN3120-00-130-6468
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 244055 · 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
•
LEFT INTERNAL FLANGE WIDTH: 0.0860 INCHES NOMINAL IN
•
LEFT INTERNAL FLANGE HOLE DIAMETER: 0.5000 INCHES NOMINAL IN
•
CORNER SHAPE: SQUARE ALL CORNERS
•
FLANGE OUTSIDE DIAMETER: 1.4375 INCHES NOMINAL IN
•
BODY OUTSIDE DIAMETER: 0.8125 INCHES NOMINAL IN
•
STYLE DESIGNATOR: SOLID, EXTERNAL FLANGE ONE END, INTERNAL FLANGE ONE END
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-351,COND T FED SPEC SINGLE MATERIAL RESPONSE OVERALL
TECHNICAL CHARACTERISTICS
LEFT INTERNAL FLANGE WIDTH0.0860 INCHES NOMINAL IN
LEFT INTERNAL FLANGE HOLE DIAMETER0.5000 INCHES NOMINAL IN
CORNER SHAPESQUARE ALL CORNERS
FLANGE OUTSIDE DIAMETER1.4375 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER0.8125 INCHES NOMINAL IN
STYLE DESIGNATORSOLID, EXTERNAL FLANGE ONE END, INTERNAL FLANGE ONE END
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-A-351,COND T FED SPEC SINGLE MATERIAL RESPONSE OVERALL
OVERALL LENGTH0.7188 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.6248 INCHES MINIMUM AND 0.6254 INCHES MAXIMUM IN
LUBRICANT ACCOMMODATION STYLEGROOVED CIRCULAR
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 244055?
244055 is a SWITCH,ELECTRICAL. It is classified as a MRO (MRO_GENERAL).
What is the NSN for 244055?
244055 is cataloged in the U.S. Government catalog under NSN 3120-00-130-6468. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.