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MA5950A — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

MA5950A: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.4060 INCHES NOMINAL IN, special_features: LUBRICANT IMPREGNATED, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, body_inside_diameter: 0.5144 INCHES MINIMUM AND 0.5145 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-428-7543, 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
MA5950A
NSN: 3120-00-428-7543
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 91340 — MET-PRO CORPORATION (USA)
SPECIFICATIONS
materialCOPPER ALLOY OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.4060 INCHES NOMINAL IN
special_featuresLUBRICANT IMPREGNATED
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
body_inside_diameter0.5144 INCHES MINIMUM AND 0.5145 INCHES MAXIMUM IN
body_outside_diameter0.7510 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN
NSN3120-00-428-7543
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: MA5950A · 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: 0.7510 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 0.5144 INCHES MINIMUM AND 0.5145 INCHES MAXIMUM IN
•
MATERIAL: COPPER ALLOY OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.7510 INCHES MINIMUM AND 0.7520 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH0.4060 INCHES NOMINAL IN
BODY INSIDE DIAMETER0.5144 INCHES MINIMUM AND 0.5145 INCHES MAXIMUM IN
SPECIAL FEATURESLUBRICANT IMPREGNATED
MATERIALCOPPER ALLOY OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
7372639Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
A5950AReference document
Same NSN cross-reference
Reference document — Design control — primary reference
18789Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is MA5950A?
MA5950A is a BEARING,SLEEVE.
What parts can replace MA5950A?
There are 3 known substitutes for MA5950A: 7372639, A5950A, 18789. Substitute compatibility should be verified for your specific system.
What is the NSN for MA5950A?
MA5950A is cataloged in the U.S. Government catalog under NSN 3120-00-428-7543. 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.