NSN 3120-00-288-1010 — this item is cataloged by the U.S. Government under National Stock Number 3120-00-288-1010. Manufacturer of record part number: 1K6684.
Body Outside Diameter: 1.7485 INCHES MINIMUM AND 1.7515 INCHES MAXIMUM IN
Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter: 1.2565 INCHES MINIMUM AND 1.2595 INCHES MAXIMUM IN
Material: LUBRICANT LUBRICATION
Material: IRON OVERALL
1 manufacturer part number on file
Identification
NSN: 3120-00-288-1010
NIIN: 002881010
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: 1K6684
Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description
The Bearing,sleeve, cataloged under National Stock Number 3120-00-288-1010, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 6 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
3120-00-288-1010
Primary Part Number
1K6684
Item Name
Bearing,sleeve
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Manufacturer
Caterpillar Inc Div Caterpillar Defense
Status
ACTIVE
Corner Shape
SQUARE ALL CORNERS
Body Outside Diameter
1.7485 INCHES MINIMUM AND 1.7515 INCHES MAXIMUM IN
Style Designator
SOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter
1.2565 INCHES MINIMUM AND 1.2595 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 3120-00-288-1010?
NSN 3120-00-288-1010 is a Bearing,sleeve, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What part numbers are listed for NSN 3120-00-288-1010?
NSN 3120-00-288-1010 has 1 manufacturer part number on file: 1K6684 (Caterpillar Inc Div Caterpillar Defense).
What are the specifications of 1K6684?
Key specifications for 1K6684: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 1.7485 INCHES MINIMUM AND 1.7515 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Overall Length: 2.9530 INCHES MINIMUM AND 2.9830 INCHES MAXIMUM IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 3120-00-288-1010 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.