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912070 — BEARING,SLEEVE

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

912070: BEARING,SLEEVE.

The BEARING,SLEEVE is a the manufacturer industrial component. Key specifications include end_item_identification: LIFE RAFT LRU-31B/A, part_name_assigned_by_controlling_agency: CARRYING CASE. This part is cataloged in the U.S.

Government catalog under NSN 3120-00-352-2135, 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
912070
NSN: 3120-00-352-2135
NIINs: 003522135, 017306770
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 61822 — AMCA INTL CORP UNIT CRANE DIV (USA)
SPECIFICATIONS
end_item_identificationLIFE RAFT LRU-31B/A
part_name_assigned_by_controlling_agencyCARRYING CASE
NSN3120-00-352-2135
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 912070 · 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
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CORNER SHAPE: SQUARE ALL CORNERS
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BODY OUTSIDE DIAMETER: 2.3795 INCHES MINIMUM AND 2.3820 INCHES MAXIMUM IN
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STYLE DESIGNATOR: SOLID, PLAIN, NO OUTSIDE FLANGES
•
BODY INSIDE DIAMETER: 1.9995 INCHES MINIMUM AND 2.0020 INCHES MAXIMUM IN
•
MATERIAL: IRON OVERALL
TECHNICAL CHARACTERISTICS
CORNER SHAPESQUARE ALL CORNERS
BODY OUTSIDE DIAMETER2.3795 INCHES MINIMUM AND 2.3820 INCHES MAXIMUM IN
STYLE DESIGNATORSOLID, PLAIN, NO OUTSIDE FLANGES
OVERALL LENGTH2.5000 INCHES NOMINAL IN
BODY INSIDE DIAMETER1.9995 INCHES MINIMUM AND 2.0020 INCHES MAXIMUM IN
SPECIAL FEATURESLUBRICANT IMPREGNATED
MATERIALIRON OVERALL
SUBSTITUTES & CROSS-REFERENCES 1
S2300-4Reference document
Same NSN cross-reference
Reference document — Secondary reference
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 912070?
912070 is a BEARING,SLEEVE.
What parts can replace 912070?
There is 1 known substitute for 912070: S2300-4. Substitute compatibility should be verified for your specific system.
What is the NSN for 912070?
912070 is cataloged in the U.S. Government catalog under NSN 3120-00-352-2135. 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.