NSN 3110-01-075-1579 — this item is cataloged by the U.S. Government under National Stock Number 3110-01-075-1579. Manufacturer of record part number: TWA37-46P.
Outer Ring Width: 0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
Shield Quantity: 2
Style Designator: SINGLE ROW INNER RING EXTENDED BOTH SIDES
Overall Outside Diameter: 2.8750 INCHES NOMINAL IN
Load Direction: RADIAL
Bore Diameter: 2.3125 INCHES NOMINAL IN
Material: STEEL COMP 5140 OVERALL
Identification
NSN: 3110-01-075-1579
NIIN: 010751579
FSC: 3110 — Bearings, Antifriction, Unmounted
FSG: 31 — Bearings
Primary part number: TWA37-46P
Manufacturer: Mpb Corporation Dba Mpb Corp
General Description
The Bearing,ball,airframe, cataloged under National Stock Number 3110-01-075-1579, is classified within Federal Supply Class 3110 (Bearings, Antifriction, Unmounted) of the Bearings group. The manufacturer of record is Mpb Corporation Dba Mpb Corp. Government technical data includes 8 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
3110-01-075-1579
Primary Part Number
TWA37-46P
Item Name
Bearing,ball,airframe
FSC / FSG
3110 / 31 — Bearings, Antifriction, Unmounted
Manufacturer
Mpb Corporation Dba Mpb Corp
Status
ACTIVE
Outer Ring Width
0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN
Shield Quantity
2
Style Designator
SINGLE ROW INNER RING EXTENDED BOTH SIDES
Overall Outside Diameter
2.8750 INCHES NOMINAL IN
Load Direction
RADIAL
Bore Diameter
2.3125 INCHES NOMINAL IN
Material
STEEL COMP 5140 OVERALL
Inner Ring Width
0.2760 INCHES MINIMUM AND 0.2810 INCHES MAXIMUM IN
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 3110-01-075-1579?
NSN 3110-01-075-1579 is a Bearing,ball,airframe, manufactured by Mpb Corporation Dba Mpb Corp, classified under FSC 3110, Bearings, Antifriction, Unmounted. Status: active.
What part numbers are listed for NSN 3110-01-075-1579?
NSN 3110-01-075-1579 has 1 manufacturer part number on file: TWA37-46P (Mpb Corporation Dba Mpb Corp).
What are the specifications of TWA37-46P?
Key specifications for TWA37-46P: Outer Ring Width: 0.2450 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN; Shield Quantity: 2; Style Designator: SINGLE ROW INNER RING EXTENDED BOTH SIDES; Overall Outside Diameter: 2.8750 INCHES NOMINAL IN. 8 specifications are documented in the U.S. Government catalog.
Is NSN 3110-01-075-1579 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.