NSN 3110-01-651-6440 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-651-6440. Manufacturer of record part number: 133693-1.
Manufacturer of record: Rotating Precision Mechanisms, Inc. Dba Rotating Precision Mechanisms Inc
Identification
NSN: 3110-01-651-6440
NIIN: 016516440
FSC: 3110 — Bearings, Antifriction, Unmounted
FSG: 31 — Bearings
Primary part number: 133693-1
Manufacturer: Rotating Precision Mechanisms, Inc. Dba Rotating Precision Mechanisms Inc
General Description
The Seat,bearing, cataloged under National Stock Number 3110-01-651-6440, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Rotating Precision Mechanisms, Inc. Dba Rotating Precision Mechanisms Inc. Government technical data includes 3 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
3110-01-651-6440
Primary Part Number
133693-1
Item Name
Seat,bearing
FSC / FSG
3110 / 31 — Bearings, Antifriction, Unmounted
Manufacturer
Rotating Precision Mechanisms, Inc. Dba Rotating Precision Mechanisms Inc
Rotating Precision Mechanisms, Inc. Dba Rotating Precision Mechanisms Inc (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 3110-01-651-6440?
NSN 3110-01-651-6440 is a Seat,bearing, manufactured by Rotating Precision Mechanisms, Inc. Dba Rotating Precision Mechanisms Inc, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
What part numbers are listed for NSN 3110-01-651-6440?
NSN 3110-01-651-6440 has 1 manufacturer part number on file: 133693-1 (Rotating Precision Mechanisms, Inc. Dba Rotating Precision Mechanisms Inc).
What are the specifications of 133693-1?
Key specifications for 133693-1: Style Designator: FLAT RACE SURFACE; Overall Width: 1.200 INCHES NOMINAL IN; Outside Diameter: 6.400 INCHES NOMINAL IN; Special Features: SIX STAINLESS INSERTS.FINISH:CHEM FILM PER AMS-C-5541,CL1A. 3 specifications are documented in the U.S. Government catalog.
Is NSN 3110-01-651-6440 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.