NSN 3120-01-138-2124 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-138-2124. Manufacturer of record part number: EP101216.
Flange Outside Diameter: 0.9990 INCHES MINIMUM AND 1.0040 INCHES MAXIMUM IN
Body Outside Diameter: 0.7520 INCHES MINIMUM AND 0.7530 INCHES MAXIMUM IN
Style Designator: SOLID, EXTERNAL FLANGE ONE END
Body Inside Diameter: 0.6260 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN
Flange Width: 0.1225 INCHES MINIMUM AND 0.1275 INCHES MAXIMUM IN
Material: COPPER ALLOY 841 OVERALL
Identification
NSN: 3120-01-138-2124
NIIN: 011382124
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: EP101216
Manufacturer: Bunting Bearings Corp
General Description
The Bearing,sleeve, cataloged under National Stock Number 3120-01-138-2124, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Bunting Bearings Corp. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3120-01-138-2124
Primary Part Number
EP101216
Item Name
Bearing,sleeve
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Manufacturer
Bunting Bearings Corp
Status
ACTIVE
Corner Shape
SQUARE ALL CORNERS
Flange Outside Diameter
0.9990 INCHES MINIMUM AND 1.0040 INCHES MAXIMUM IN
Body Outside Diameter
0.7520 INCHES MINIMUM AND 0.7530 INCHES MAXIMUM IN
Style Designator
SOLID, EXTERNAL FLANGE ONE END
Body Inside Diameter
0.6260 INCHES MINIMUM AND 0.6270 INCHES MAXIMUM IN
Flange Width
0.1225 INCHES MINIMUM AND 0.1275 INCHES MAXIMUM IN
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 3120-01-138-2124?
NSN 3120-01-138-2124 is a Bearing,sleeve, manufactured by Bunting Bearings Corp, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What part numbers are listed for NSN 3120-01-138-2124?
NSN 3120-01-138-2124 has 2 manufacturer part numbers on file: EP101216 (Bunting Bearings Corp), FL62-8 (Bunting Bearings Corp).
What are the specifications of EP101216?
Key specifications for EP101216: Corner Shape: SQUARE ALL CORNERS; Flange Outside Diameter: 0.9990 INCHES MINIMUM AND 1.0040 INCHES MAXIMUM IN; Body Outside Diameter: 0.7520 INCHES MINIMUM AND 0.7530 INCHES MAXIMUM IN; Style Designator: SOLID, EXTERNAL FLANGE ONE END. 8 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-138-2124 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.