NSN 3120-01-481-2406 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-481-2406. Manufacturer of record part number: 123-1680562 PC 11.
Also searched as3120-01-481-2406 ·
3120014812406 ·
NIIN 014812406 ·
01-481-2406 ·
FSC 3120 Bearings, Plain, Unmounted · CAGE 53711 · 123-1680562 PC 11 · 123-1680561 PC 11 · 123-1680562 · 123-1680561
Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter: 0.5015 INCHES NOMINAL IN
Material: LUBRICANT LUBRICATION
Material: COPPER ALLOY OVERALL
2 manufacturer part numbers on file
Identification
NSN: 3120-01-481-2406
NIIN: 014812406
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: 123-1680562 PC 11
Manufacturer: Naval Sea Systems Command
General Description
The Bearing,sleeve, cataloged under National Stock Number 3120-01-481-2406, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Naval Sea Systems Command. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 10 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3120-01-481-2406
Primary Part Number
123-1680562 PC 11
Item Name
Bearing,sleeve
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Corner Shape
SQUARE ALL CORNERS
Body Outside Diameter
0.6880 INCHES NOMINAL IN
Style Designator
SOLID, PLAIN, NO OUTSIDE FLANGES
Body Inside Diameter
0.5015 INCHES NOMINAL IN
Material
LUBRICANT LUBRICATION
Material
COPPER ALLOY OVERALL
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
⇄Related Items10
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5365-01-481-2425123-1680562 PC 15POSSIBLE MATCH
SPACER,SLEEVE
Possible match (shared part number)Naval Sea Systems Command
3120-01-481-3137123-1680562 PC 33POSSIBLE MATCH
BEARING,SLEEVE
Possible match (shared part number)Naval Ship Systems Command
5315-01-481-3301123-1680562 PC 99POSSIBLE MATCH
KEY,MACHINE
Possible match (shared part number)Naval Sea Systems Command
5315-01-481-3302123-1680562 PC 84POSSIBLE MATCH
KEY,MACHINE
Possible match (shared part number)Naval Sea Systems Command
5315-01-481-3304123-1680561 PC 57POSSIBLE MATCH
PIN,COTTER
Possible match (shared part number)Naval Sea Systems Command
5315-01-481-3325123-1680562 PC 86POSSIBLE MATCH
PIN,TAPERED,PLAIN
Possible match (shared part number)Naval Sea Systems Command
5315-01-481-3331123-1680562 PC 94POSSIBLE MATCH
PIN,COTTER
Possible match (shared part number)Naval Sea Systems Command
5306-01-481-3345123-1680561 PC 8POSSIBLE MATCH
BOLT,SHOULDER
Possible match (shared part number)Naval Sea Systems Command
2040-01-481-5103123-1680562 PC 1POSSIBLE MATCH
DOG,DOOR,MARINE
Possible match (shared part number)Naval Sea Systems Command
2040-01-481-5143123-1680562 PC 116POSSIBLE MATCH
DOG,DOOR,MARINE
Possible match (shared part number)Naval Sea Systems Command
NSN 3120-01-481-2406 is a Bearing,sleeve, manufactured by Naval Sea Systems Command, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What part numbers are listed for NSN 3120-01-481-2406?
NSN 3120-01-481-2406 has 2 manufacturer part numbers on file: 123-1680561 PC 11 (Naval Sea Systems Command), 123-1680562 PC 11 (Naval Sea Systems Command).
What NSN replaces 3120-01-481-2406?
10 possible matches (shared part number, not a government interchangeability claim): 5365-01-481-2425, 3120-01-481-3137, 5315-01-481-3301. Verify interchangeability with system specifications before substitution.
What are the specifications of 123-1680562 PC 11?
Key specifications for 123-1680562 PC 11: Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 0.6880 INCHES NOMINAL IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Overall Length: 0.6250 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-481-2406 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.