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1366AS1047 — BEARING,PLAIN,SELF-ALIGNING

✓ Government record, cited
— · BALL BEARING
PRODUCT OVERVIEW

1366AS1047: BEARING,PLAIN,SELF-ALIGNING.

The BEARING,PLAIN,SELF-ALIGNING is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE RACE LINER, bore_diameter: 2.3750 INCHES MINIMUM AND 2.3770 INCHES MAXIMUM IN, hardness_rating: 57.0 ROCKWELL C MINIMUM AND 61.0 ROCKWELL C MAXIMUM INNER MEMBER, style_designator: WITH INSERT AND/OR LINER, surface_treatment: CHROMIUM SPHERICAL SURFACE, inner_member_width: 1.4950 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 3120-01-283-7803, 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
1366AS1047
NSN: 3120-01-283-7803
FSC: 3120 — Bearings, Plain, Unmounted
CAGE: 99528 — RADIAL BEARING CORPORATION DBA RADIAL BEARING CORP OF CONNECTICU DIV RADIAL BEARING LLC (USA)
SPECIFICATIONS
materialPLASTIC POLYTETRAFLUOROETHYLENE RACE LINER
bore_diameter2.3750 INCHES MINIMUM AND 2.3770 INCHES MAXIMUM IN
hardness_rating57.0 ROCKWELL C MINIMUM AND 61.0 ROCKWELL C MAXIMUM INNER MEMBER
style_designatorWITH INSERT AND/OR LINER
surface_treatmentCHROMIUM SPHERICAL SURFACE
inner_member_width1.4950 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN
outer_member_width1.2500 INCHES NOMINAL IN
static_radial_load_rating133000 POUNDS LBS
outer_member_outside_diameter3.1865 INCHES MINIMUM AND 3.1875 INCHES MAXIMUM IN
material_document_and_classificationMIL-S-7420,CLASS 3 MIL SPEC SINGLE MATERIAL RESPONSE INNER MEMBER
NSN3120-01-283-7803
COMPONENT DIAGRAM
BALL BEARING — SEAL TYPE DETERMINES MAINTENANCE OD: — · BORE: — · WIDTH: — SEAL: Open · PN: 1366AS1047 · 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
•
INNER MEMBER WIDTH: 1.4950 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN
•
HARDNESS RATING: 57.0 ROCKWELL C MINIMUM AND 61.0 ROCKWELL C MAXIMUM INNER MEMBER
•
OUTER MEMBER WIDTH: 1.2500 INCHES NOMINAL IN
•
STYLE DESIGNATOR: WITH INSERT AND/OR LINER
•
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-S-7420,CLASS 3 MIL SPEC SINGLE MATERIAL RESPONSE INNER MEMBER
•
SURFACE TREATMENT: CHROMIUM SPHERICAL SURFACE
•
STATIC RADIAL LOAD RATING: 133000 POUNDS LBS
•
BORE DIAMETER: 2.3750 INCHES MINIMUM AND 2.3770 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
INNER MEMBER WIDTH1.4950 INCHES MINIMUM AND 1.5000 INCHES MAXIMUM IN
HARDNESS RATING57.0 ROCKWELL C MINIMUM AND 61.0 ROCKWELL C MAXIMUM INNER MEMBER
OUTER MEMBER WIDTH1.2500 INCHES NOMINAL IN
STYLE DESIGNATORWITH INSERT AND/OR LINER
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-7420,CLASS 3 MIL SPEC SINGLE MATERIAL RESPONSE INNER MEMBER
SURFACE TREATMENTCHROMIUM SPHERICAL SURFACE
STATIC RADIAL LOAD RATING133000 POUNDS LBS
BORE DIAMETER2.3750 INCHES MINIMUM AND 2.3770 INCHES MAXIMUM IN
MATERIALPLASTIC POLYTETRAFLUOROETHYLENE RACE LINER
MATERIALSTEEL COMP E52100 INNER MEMBER
OTHER ITEMS IN FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288 3120-00-001-1835 3120-00-001-1838 3120-00-001-1928 3120-00-001-1934 3120-00-001-3933 3120-00-001-3937 3120-00-001-3938
SUBSTITUTES & CROSS-REFERENCES 1
RSST-38-1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1366AS1047?
1366AS1047 is a BEARING,PLAIN,SELF-ALIGNING.
What parts can replace 1366AS1047?
There is 1 known substitute for 1366AS1047: RSST-38-1. Substitute compatibility should be verified for your specific system.
What is the NSN for 1366AS1047?
1366AS1047 is cataloged in the U.S. Government catalog under NSN 3120-01-283-7803. 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.