NSN 3120-01-496-1019 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-496-1019. Manufacturer of record part number: 563-7409375-25.
Body Outside Diameter: 2.6200 INCHES MINIMUM AND 2.6220 INCHES MAXIMUM IN
Style Designator: SOLID, EXTERNAL FLANGE ONE END
Material Document and Classification: QQ-N-281, CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter: 2.0010 INCHES NOMINAL IN
Antirotation/lubrication Type and Quantity: 4 HOLE
Identification
NSN: 3120-01-496-1019
NIIN: 014961019
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: 563-7409375-25
Manufacturer: Naval Sea Systems Command
General Description
The Bearing,sleeve, cataloged under National Stock Number 3120-01-496-1019, 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 10 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 7 items share a part number with this NSN in the catalog (possible match — not a government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
3120-01-496-1019
Primary Part Number
563-7409375-25
Item Name
Bearing,sleeve
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Corner Shape
SQUARE ALL CORNERS
Flange Outside Diameter
4.5000 INCHES NOMINAL IN
Body Outside Diameter
2.6200 INCHES MINIMUM AND 2.6220 INCHES MAXIMUM IN
Style Designator
SOLID, EXTERNAL FLANGE ONE END
Material Document and Classification
QQ-N-281, CL A FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter
2.0010 INCHES NOMINAL IN
Antirotation/lubrication Type and Quantity
4 HOLE
Flange Width
0.4500 INCHES NOMINAL IN
Material
NICKEL ALLOY OVERALL
Hole Diameter
0.4060 INCHES NOMINAL FIRST IN
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 Items7
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5365-01-496-1093563-7409375-37POSSIBLE MATCH
SPACER,RING
Possible match (shared part number)Naval Sea Systems Command
5365-01-496-1104563-7409375-39POSSIBLE MATCH
SPACER,RING
Possible match (shared part number)Naval Sea Systems Command
3120-01-496-1798KSR172412VPOSSIBLE MATCH
BEARING,PLAIN,ROD END
Possible match (shared part number)Kamatics Corporation
3120-01-496-1801563-7409375-11POSSIBLE MATCH
BEARING,PLAIN,ROD END
Possible match (shared part number)Naval Sea Systems Command
3120-01-496-1804563-7409375-22POSSIBLE MATCH
BEARING,PLAIN,SPHERICAL
Possible match (shared part number)Kamatics Corporation
3120-01-496-2691563-7409375-50POSSIBLE MATCH
BEARING,SLEEVE
Possible match (shared part number)Naval Sea Systems Command
5340-01-496-8345563-7409375-57POSSIBLE MATCH
CLEVIS,ROD END
Possible match (shared part number)Naval Sea Systems Command
NSN 3120-01-496-1019 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 3120-01-496-1019?
NSN 3120-01-496-1019 has 1 manufacturer part number on file: 563-7409375-25 (Naval Sea Systems Command).
What NSN replaces 3120-01-496-1019?
7 possible matches (shared part number, not a government interchangeability claim): 5365-01-496-1093, 5365-01-496-1104, 3120-01-496-1798. Verify interchangeability with system specifications before substitution.
What are the specifications of 563-7409375-25?
Key specifications for 563-7409375-25: Corner Shape: SQUARE ALL CORNERS; Flange Outside Diameter: 4.5000 INCHES NOMINAL IN; Body Outside Diameter: 2.6200 INCHES MINIMUM AND 2.6220 INCHES MAXIMUM IN; Style Designator: SOLID, EXTERNAL FLANGE ONE END. 10 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-496-1019 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.