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1013057-1 — PARTS KIT,VALVE,OVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

1013057-1: PARTS KIT,VALVE,OVE.

The PARTS KIT,VALVE,OVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 630 OVERALL, corner_shape: SQUARE ALL CORNERS, overall_length: 0.3480 INCHES MINIMUM AND 0.3530 INCHES MAXIMUM IN, surface_finish: 125.0 MICROINCHES LEFT END SURFACE OF BODY, style_designator: SOLID, PLAIN, NO OUTSIDE FLANGES, surface_treatment: CHROMIUM OUTSIDE DIAMETER SURFACE OF BODY. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-343-4802, 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
1013057-1
NSN: 3120-00-343-4802
NIINs: 003434802, 007791332
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: A486G — NIMIKKEISTOKESKUS NCB FINLAND (FIN)
SPECIFICATIONS
materialSTEEL COMP 630 OVERALL
corner_shapeSQUARE ALL CORNERS
overall_length0.3480 INCHES MINIMUM AND 0.3530 INCHES MAXIMUM IN
surface_finish125.0 MICROINCHES LEFT END SURFACE OF BODY
style_designatorSOLID, PLAIN, NO OUTSIDE FLANGES
surface_treatmentCHROMIUM OUTSIDE DIAMETER SURFACE OF BODY
body_inside_diameter0.2500 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM IN
body_outside_diameter0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN
specification/standard_data76301-ST4-167 MANUFACTURERS STANDARD
NSN3120-00-343-4802
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 1013057-1 · 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
•
SURFACE FINISH: 125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH8.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH125.0 MICROINCHES RIGHT END SURFACE OF BODY
SURFACE FINISH125.0 MICROINCHES LEFT END SURFACE OF BODY
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.3740 INCHES MINIMUM AND 0.3745 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH0.3480 INCHES MINIMUM AND 0.3530 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.2500 INCHES MINIMUM AND 0.2510 INCHES MAXIMUM IN
SPECIFICATION/STANDARD DATA76301-ST4-167 MANUFACTURERS STANDARD
SUBSTITUTES & CROSS-REFERENCES 1
ST4M167P4-0055Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1013057-1?
1013057-1 is a PARTS KIT,VALVE,OVE.
What parts can replace 1013057-1?
There is 1 known substitute for 1013057-1: ST4M167P4-0055. Substitute compatibility should be verified for your specific system.
What is the NSN for 1013057-1?
1013057-1 is cataloged in the U.S. Government catalog under NSN 3120-00-343-4802. 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.