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350997 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

350997: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include material: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR, cross-sectional_height: 0.103 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-478-8558, 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
350997
NSN: 3120-00-478-8558
NIINs: 004788558, 005853933
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 28839 — TELEDYNE INDUSTRIES INC TELEDYNE POWER SYSTEMS DIV (USA)
SPECIFICATIONS
materialRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
cross-sectional_height0.103 INCHES NOMINAL IN
NSN3120-00-478-8558
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 350997 · 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: 20.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
•
CORNER SHAPE: SQUARE ALL CORNERS
•
BODY OUTSIDE DIAMETER: 0.8770 INCHES MINIMUM AND 0.8775 INCHES MAXIMUM IN
•
HARDNESS RATING: 58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
•
STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
FEATURES PROVIDED: CASEHARDENED
TECHNICAL CHARACTERISTICS
SURFACE FINISH20.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
SURFACE FINISH20.0 MICROINCHES INSIDE DIAMETER SURFACE OF BODY
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER0.8770 INCHES MINIMUM AND 0.8775 INCHES MAXIMUM IN
HARDNESS RATING58.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM OVERALL
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH0.2700 INCHES MINIMUM AND 0.2800 INCHES MAXIMUM IN
FEATURES PROVIDEDCASEHARDENED
BODY INSIDE DIAMETER0.6240 INCHES MINIMUM AND 0.6260 INCHES MAXIMUM IN
MATERIALSTEEL COMP 8620 OVERALL
SUBSTITUTES & CROSS-REFERENCES 3
2810L19-010Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
639193Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
SAC230Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 350997?
350997 is a BEARING,SLEEVE.
What parts can replace 350997?
There are 3 known substitutes for 350997: 2810L19-010, 639193, SAC230. Substitute compatibility should be verified for your specific system.
What is the NSN for 350997?
350997 is cataloged in the U.S. Government catalog under NSN 3120-00-478-8558. 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.