NSN 3120-01-034-2857 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-034-2857. Manufacturer of record part number: 40DX32.
Body Outside Diameter: 2.4375 INCHES MINIMUM AND 2.4387 INCHES MAXIMUM IN
Style Designator: SPLIT, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter: 2.5000 INCHES NOMINAL IN
Lubricant Accommodation Style: INDENTED BALL
Antirotation/lubrication Type and Quantity: 1 HOLE
Material: LUBRICANT LUBRICATION
Identification
NSN: 3120-01-034-2857
NIIN: 010342857
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: 40DX32
Manufacturer: Ggb Llc
General Description
The Bearing,sleeve, cataloged under National Stock Number 3120-01-034-2857, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Ggb Llc. Government technical data includes 11 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3120-01-034-2857
Primary Part Number
40DX32
Item Name
Bearing,sleeve
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Manufacturer
Ggb Llc
Status
ACTIVE
Corner Shape
SQUARE ALL CORNERS
Body Outside Diameter
2.4375 INCHES MINIMUM AND 2.4387 INCHES MAXIMUM IN
Style Designator
SPLIT, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter
2.5000 INCHES NOMINAL IN
Lubricant Accommodation Style
INDENTED BALL
Antirotation/lubrication Type and Quantity
1 HOLE
Material
LUBRICANT LUBRICATION
Material
COPPER ALLOY INTERMEDIATE LAYER
Material
STEEL OUTER LAYER
Material
PLASTIC ACETAL AND PLASTIC POLYAMIDE NYLON INNER LAYER
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 3120-01-034-2857?
NSN 3120-01-034-2857 is a Bearing,sleeve, manufactured by Ggb Llc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What part numbers are listed for NSN 3120-01-034-2857?
NSN 3120-01-034-2857 has 1 manufacturer part number on file: 40DX32 (Ggb Llc).
What are the specifications of 40DX32?
Key specifications for 40DX32: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 2.4375 INCHES MINIMUM AND 2.4387 INCHES MAXIMUM IN; Style Designator: SPLIT, PLAIN, NO OUTSIDE FLANGES; Overall Length: 1.9900 INCHES MINIMUM AND 2.0100 INCHES MAXIMUM IN. 11 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-034-2857 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.