Inner Member Width: 1.0940 INCHES MINIMUM AND 1.1040 INCHES MAXIMUM IN
Outer Member Width: 1.0350 INCHES MINIMUM AND 1.0450 INCHES MAXIMUM IN
Bore Diameter: 1.3815 INCHES MINIMUM AND 1.3820 INCHES MAXIMUM IN
Material: STEEL COMP 440C INNER MEMBER
Material: STEEL COMP XM-12 OUTER RACE MEMBER
Outer Member Outside Diameter: 2.7000 INCHES NOMINAL IN
Identification
NSN: 3120-01-263-3276
NIIN: 012633276
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
General Description
The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-01-263-3276, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. Government technical data includes 6 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3120-01-263-3276
Item Name
Bearing,plain,self-Aligning
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Status
ACTIVE
Inner Member Width
1.0940 INCHES MINIMUM AND 1.1040 INCHES MAXIMUM IN
Outer Member Width
1.0350 INCHES MINIMUM AND 1.0450 INCHES MAXIMUM IN
Bore Diameter
1.3815 INCHES MINIMUM AND 1.3820 INCHES MAXIMUM IN
Material
STEEL COMP 440C INNER MEMBER
Material
STEEL COMP XM-12 OUTER RACE MEMBER
Outer Member Outside Diameter
2.7000 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
Cross-Reference Index
No manufacturer part numbers on file in the U.S. Government catalog.
Reference documents
Reference
Meaning
BSSR-22116
3/2Design control — primary reference
U.S. Government activity
361-10192-2
1/2Source control — Government-approved source
U.S. Government activity
No interchangeability data on file.
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
3120-00-001-1288 · Item name not on file
3120-00-001-1835
3120-00-001-1835 · Item name not on file
3120-00-001-1838
3120-00-001-1838 · Item name not on file
3120-00-001-1928
3120-00-001-1928 · Item name not on file
3120-00-001-1934
3120-00-001-1934 · Item name not on file
3120-00-001-3933
3120-00-001-3933 · Item name not on file
3120-00-001-3937
3120-00-001-3937 · Item name not on file
3120-00-001-3938
3120-00-001-3938 · Item name not on file
Frequently Asked Questions
What is NSN 3120-01-263-3276?
NSN 3120-01-263-3276 is a Bearing,plain,self-Aligning, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What are the specifications of 3120-01-263-3276?
Key specifications for 3120-01-263-3276: Inner Member Width: 1.0940 INCHES MINIMUM AND 1.1040 INCHES MAXIMUM IN; Outer Member Width: 1.0350 INCHES MINIMUM AND 1.0450 INCHES MAXIMUM IN; Special Features: USED ON ALCM; Bore Diameter: 1.3815 INCHES MINIMUM AND 1.3820 INCHES MAXIMUM IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-263-3276 hazardous material?
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.