NSN 3110-00-340-4945 · NIIN 003404945 · Part number 7772872
Army, United States Department of the Dba Rock Island Arsenal Jmtc · FSC 3110 — Bearings, Antifriction, Unmounted · FSG 31 — Bearings · CAGE 19204
Government record, cited
NSN 3110-00-340-4945 — this item is cataloged by the U.S. Government under National Stock Number 3110-00-340-4945. Manufacturer of record part number: 7772872.
Smallest Outside Diameter: 40.4687 INCHES NOMINAL IN
Bore Diameter: 32.2800 INCHES NOMINAL IN
Material: STEEL OVERALL
1 manufacturer part number on file
Identification
NSN: 3110-00-340-4945
NIIN: 003404945
FSC: 3110 — Bearings, Antifriction, Unmounted
FSG: 31 — Bearings
Primary part number: 7772872
Manufacturer: Army, United States Department of the Dba Rock Island Arsenal Jmtc
General Description
The Ring,bearing,inner, cataloged under National Stock Number 3110-00-340-4945, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Army, United States Department of the Dba Rock Island Arsenal Jmtc. 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
3110-00-340-4945
Primary Part Number
7772872
Item Name
Ring,bearing,inner
FSC / FSG
3110 / 31 — Bearings, Antifriction, Unmounted
Manufacturer
Army, United States Department of the Dba Rock Island Arsenal Jmtc
Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA)
No interchangeability data on file.
Other items in FSC 3110 — Bearings, Antifriction, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3110-00-001-1937
BEARING,ROLLER,NEEDLE
3110-00-001-1937
BEARING,ROLLER,NEEDLE
3110-00-001-1937
BEARING,ROLLER,NEEDLE
3110-00-001-1938
BEARING,BALL,AIRFRAME
3110-00-001-4661
CONE AND ROLLERS,TAPERED ROLLER
3110-00-001-4662
CUP,TAPERED ROLLER BEARING
3110-00-001-4689
BEARING,BALL,ANNULAR
3110-00-001-4722
BEARING,BALL,ANNULAR
Frequently Asked Questions
What is NSN 3110-00-340-4945?
NSN 3110-00-340-4945 is a Ring,bearing,inner, manufactured by Army, United States Department of the Dba Rock Island Arsenal Jmtc, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
What part numbers are listed for NSN 3110-00-340-4945?
NSN 3110-00-340-4945 has 1 manufacturer part number on file: 7772872 (Army, United States Department of the Dba Rock Island Arsenal Jmtc).
What are the specifications of 7772872?
Key specifications for 7772872: Surface Finish: GROUND; Style Designator: INNER RING, ROLLER, SINGLE LIP; Overall Width: 1.5620 INCHES NOMINAL IN; Bore Shape: STRAIGHT. 6 specifications are documented in the U.S. Government catalog.
Is NSN 3110-00-340-4945 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.