PartsTable TECHNICAL DATA SHEET
NSN 3130-00-149-8459Government record, cited

Housing, Bearing Unit3130-00-149-8459

NSN 3130-00-149-8459 · NIIN 001498459 · Part number 2A164
Caterpillar Inc Div Caterpillar Defense · FSC 3130 — Bearings, Mounted · FSG 31 — Bearings · CAGE 11083
Government record, cited
NSN 3130-00-149-8459 — this item is cataloged by the U.S. Government under National Stock Number 3130-00-149-8459. Manufacturer of record part number: 2A164.
Also searched as  3130-00-149-8459 · 3130001498459 · NIIN 001498459 · 00-149-8459 · FSC 3130 Bearings, Mounted · CAGE 11083 · 2A164
Nearby stock numbers  ·
Features
  • Housing,bearing Unit — FSC 3130
  • Style Designator: SPHERICAL CARTRIDGE
  • Bore Diameter: 8.0000 INCHES NOMINAL IN
  • Material: STEEL OVERALL
  • Housing Length: 2.7812 INCHES MINIMUM AND 2.8750 INCHES MAXIMUM IN
  • Housing Diameter: 10.4840 INCHES MINIMUM AND 10.4870 INCHES MAXIMUM IN
  • 1 manufacturer part number on file
  • Manufacturer of record: Caterpillar Inc Div Caterpillar Defense
Identification
  • NSN: 3130-00-149-8459
  • NIIN: 001498459
  • FSC: 3130 — Bearings, Mounted
  • FSG: 31 — Bearings
  • Primary part number: 2A164
  • Manufacturer: Caterpillar Inc Div Caterpillar Defense
General Description

The Housing,bearing Unit, cataloged under National Stock Number 3130-00-149-8459, is classified within Federal Supply Class 3130 (Bearings, Mounted) of the Bearings group. The manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 5 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
ParameterValue
NSN3130-00-149-8459
Primary Part Number2A164
Item NameHousing,bearing Unit
FSC / FSG3130 / 31 — Bearings, Mounted
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Style DesignatorSPHERICAL CARTRIDGE
Bore Diameter8.0000 INCHES NOMINAL IN
MaterialSTEEL OVERALL
Housing Length2.7812 INCHES MINIMUM AND 2.8750 INCHES MAXIMUM IN
Housing Diameter10.4840 INCHES MINIMUM AND 10.4870 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
2A164 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
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 3130-00-149-8459?

NSN 3130-00-149-8459 is a Housing,bearing Unit, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 3130, Bearings, Mounted. Status: active.

What part numbers are listed for NSN 3130-00-149-8459?

NSN 3130-00-149-8459 has 1 manufacturer part number on file: 2A164 (Caterpillar Inc Div Caterpillar Defense).

What are the specifications of 2A164?

Key specifications for 2A164: Style Designator: SPHERICAL CARTRIDGE; Bore Diameter: 8.0000 INCHES NOMINAL IN; Material: STEEL OVERALL; Housing Length: 2.7812 INCHES MINIMUM AND 2.8750 INCHES MAXIMUM IN. 5 specifications are documented in the U.S. Government catalog.

Is NSN 3130-00-149-8459 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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