NSN 3120-01-643-5644 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-643-5644. Manufacturer of record part number: 720106A.
Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter: 2.5000 INCHES NOMINAL IN
Material: STEEL OVERALL
2 manufacturer part numbers on file
Manufacturer of record: Jarp Industries, Inc. Dba Jarp Industries Inc
Identification
NSN: 3120-01-643-5644
NIIN: 016435644
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: 720106A
Manufacturer: Jarp Industries, Inc. Dba Jarp Industries Inc
General Description
The Bearing,sleeve, cataloged under National Stock Number 3120-01-643-5644, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Jarp Industries, Inc. Dba Jarp Industries Inc. Government technical data includes 4 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.
Jarp Industries, Inc. Dba Jarp Industries Inc (USA)
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.
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3120-00-001-1288 · Item name not on file
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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
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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 3120-01-643-5644?
NSN 3120-01-643-5644 is a Bearing,sleeve, manufactured by Jarp Industries, Inc. Dba Jarp Industries Inc, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What part numbers are listed for NSN 3120-01-643-5644?
NSN 3120-01-643-5644 has 2 manufacturer part numbers on file: 4200858 (Oshkosh Defense Llc), 720106A (Jarp Industries, Inc. Dba Jarp Industries Inc).
What are the specifications of 720106A?
Key specifications for 720106A: Body Outside Diameter: 3.9400 INCHES NOMINAL IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Overall Length: 2.1900 INCHES NOMINAL IN; Body Inside Diameter: 2.5000 INCHES NOMINAL IN. 4 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-643-5644 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.