Bearing Unit, Plain3130-01-175-3890

NSN 3130-01-175-3890 · NIIN 011753890

FSC 3130 — Bearings, Mounted · FSG 31 — Bearings

Government record, cited

Also searched as 3130-01-175-3890 · 3130011753890 · NIIN 011753890 · 01-175-3890 · FSC 3130 Bearings, Mounted

Nearby stock numbers ← 3130-01-175-0599 Housing, Bearing Unit · 3130-01-175-4563 Housing, Bearing Unit →

3130-01-175-3890 — Bearings, Mounted

Features

Bearing Unit,plain — FSC 3130
Flange Thickness: 0.8750 INCHES NOMINAL IN
Mounting Hole Type: ROUND, UNTHREADED
Overall Outside Diameter: 17.6250 INCHES NOMINAL IN
Alignment Type: RIGID
Bolt Circle Diameter: 15.1250 INCHES NOMINAL IN
Shaft End Type: CLOSED
Bore Diameter: 4.0000 INCHES NOMINAL IN

Identification

NSN: 3130-01-175-3890
NIIN: 011753890
FSC: 3130 — Bearings, Mounted
FSG: 31 — Bearings

General Description

The Bearing Unit,plain, cataloged under National Stock Number 3130-01-175-3890, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. Government technical data includes 13 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	3130-01-175-3890
Item Name	Bearing Unit,plain
FSC / FSG	3130 / 31 — Bearings, Mounted
Status	ACTIVE
Flange Thickness	0.8750 INCHES NOMINAL IN
Mounting Hole Type	ROUND, UNTHREADED
Overall Outside Diameter	17.6250 INCHES NOMINAL IN
Alignment Type	RIGID
Bolt Circle Diameter	15.1250 INCHES NOMINAL IN
Shaft End Type	CLOSED
Bore Diameter	4.0000 INCHES NOMINAL IN
Material	COPPER ALLOY HOUSING
Material	COPPER ALLOY BEARING
Material	RUBBER INNER FACE AS MOUNTED
Housing Length	18.0000 INCHES NOMINAL IN
Housing Diameter	7.5000 INCHES NOMINAL IN
Load Capability Type	RADIAL

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
M-3245	3/9 Design control — primary reference Columbian Bronze Corp Sub of Ferguson Propeller Inc

No interchangeability data on file.

Other items in FSC 3130 — Bearings, Mounted

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

3130-00-001-5118

3130-00-001-5118 · Item name not on file

3130-00-001-5137

BEARING UNIT,BALL

3130-00-001-6585

3130-00-001-6585 · Item name not on file

3130-00-003-0422

3130-00-003-0422 · Item name not on file

3130-00-003-0455

3130-00-003-0455 · Item name not on file

3130-00-003-0794

BEARING UNIT,BALL

3130-00-003-2802

BEARING UNIT,BALL

3130-00-003-9535

3130-00-003-9535 · Item name not on file

Frequently Asked Questions

What is NSN 3130-01-175-3890?

NSN 3130-01-175-3890 is a Bearing Unit,plain, classified under FSC 3130, Bearings, Mounted. Status: active.

What are the specifications of 3130-01-175-3890?

Key specifications for 3130-01-175-3890: Flange Thickness: 0.8750 INCHES NOMINAL IN; Mounting Hole Type: ROUND, UNTHREADED; Overall Outside Diameter: 17.6250 INCHES NOMINAL IN; Alignment Type: RIGID. 13 specifications are documented in the U.S. Government catalog.

Is NSN 3130-01-175-3890 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.

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