PartsTable TECHNICAL DATA SHEET
NSN 3120-01-348-1739Government record, cited

Bearing, Sleeve3120-01-348-1739

NSN 3120-01-348-1739 · NIIN 013481739 · Part number 3180980
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier · FSC 3120 — Bearings, Plain, Unmounted · FSG 31 — Bearings · CAGE 10001
Government record, cited
NSN 3120-01-348-1739 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-348-1739. Manufacturer of record part number: 3180980.
Also searched as  3120-01-348-1739 · 3120013481739 · NIIN 013481739 · 01-348-1739 · FSC 3120 Bearings, Plain, Unmounted · CAGE 10001 · 3180980
Nearby stock numbers  ·
Features
  • Bearing,sleeve — FSC 3120
  • Corner Shape: SQUARE INSIDE RIGHT CORNER
  • Corner Shape: SQUARE INSIDE LEFT CORNER
  • Corner Shape: CHAMFERED OUTSIDE LEFT CORNER
  • Corner Shape: CHAMFERED OUTSIDE RIGHT CORNER
  • Body Outside Diameter: 6.7500 INCHES NOMINAL IN
  • Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
  • Body Inside Diameter: 5.7500 INCHES NOMINAL IN
Identification
  • NSN: 3120-01-348-1739
  • NIIN: 013481739
  • FSC: 3120 — Bearings, Plain, Unmounted
  • FSG: 31 — Bearings
  • Primary part number: 3180980
  • Manufacturer: Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
General Description

The Bearing,sleeve, cataloged under National Stock Number 3120-01-348-1739, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 11 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
NSN3120-01-348-1739
Primary Part Number3180980
Item NameBearing,sleeve
FSC / FSG3120 / 31 — Bearings, Plain, Unmounted
ManufacturerNavair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
StatusACTIVE
Corner ShapeSQUARE INSIDE RIGHT CORNER
Corner ShapeSQUARE INSIDE LEFT CORNER
Corner ShapeCHAMFERED OUTSIDE LEFT CORNER
Corner ShapeCHAMFERED OUTSIDE RIGHT CORNER
Body Outside Diameter6.7500 INCHES NOMINAL IN
Style DesignatorSOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter5.7500 INCHES NOMINAL IN
Antirotation/lubrication Type and Quantity1 SLOT
MaterialNICKEL ALLOY OVERALL
Slot Width0.7500 INCHES NOMINAL FIRST IN
Slot Length6.7500 INCHES NOMINAL FIRST IN
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeS
Cross-Reference Index
Part NumberManufacturer
3180980 PRIMARY Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)

Frequently Asked Questions

What is NSN 3120-01-348-1739?

NSN 3120-01-348-1739 is a Bearing,sleeve, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.

What part numbers are listed for NSN 3120-01-348-1739?

NSN 3120-01-348-1739 has 1 manufacturer part number on file: 3180980 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).

What are the specifications of 3180980?

Key specifications for 3180980: Corner Shape: SQUARE INSIDE RIGHT CORNER; Corner Shape: SQUARE INSIDE LEFT CORNER; Corner Shape: CHAMFERED OUTSIDE LEFT CORNER; Corner Shape: CHAMFERED OUTSIDE RIGHT CORNER. 11 specifications are documented in the U.S. Government catalog.

Is NSN 3120-01-348-1739 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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