NSN 3120-01-341-9529 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-341-9529. Manufacturer of record part number: 803-5959220 PIECE 42.
Surface Finish: 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
Corner Shape: SQUARE ALL CORNERS
Body Outside Diameter: 1.8680 INCHES MINIMUM AND 1.8700 INCHES MAXIMUM IN
Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
Material Document and Classification: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter: 1.5000 INCHES MINIMUM AND 1.5010 INCHES MAXIMUM IN
Antirotation/lubrication Type and Quantity: 4 HOLE
Identification
NSN: 3120-01-341-9529
NIIN: 013419529
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: 803-5959220 PIECE 42
Manufacturer: Naval Sea Systems Command
General Description
The Bearing,sleeve, cataloged under National Stock Number 3120-01-341-9529, 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 9 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
Parameter
Value
NSN
3120-01-341-9529
Primary Part Number
803-5959220 PIECE 42
Item Name
Bearing,sleeve
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Surface Finish
63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY
Corner Shape
SQUARE ALL CORNERS
Body Outside Diameter
1.8680 INCHES MINIMUM AND 1.8700 INCHES MAXIMUM IN
Style Designator
SOLID, PLAIN, NO OUTSIDE FLANGES
Material Document and Classification
ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter
1.5000 INCHES MINIMUM AND 1.5010 INCHES MAXIMUM IN
Other items in FSC 3120 — Bearings, Plain, Unmounted
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3120-00-001-1288
3120-00-001-1288 · Item name not on file
3120-00-001-1835
3120-00-001-1835 · Item name not on file
3120-00-001-1838
3120-00-001-1838 · Item name not on file
3120-00-001-1928
3120-00-001-1928 · Item name not on file
3120-00-001-1934
3120-00-001-1934 · Item name not on file
3120-00-001-3933
3120-00-001-3933 · Item name not on file
3120-00-001-3937
3120-00-001-3937 · Item name not on file
3120-00-001-3938
3120-00-001-3938 · Item name not on file
Frequently Asked Questions
What is NSN 3120-01-341-9529?
NSN 3120-01-341-9529 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 3120-01-341-9529?
NSN 3120-01-341-9529 has 1 manufacturer part number on file: 803-5959220 PIECE 42 (Naval Sea Systems Command).
What are the specifications of 803-5959220 PIECE 42?
Key specifications for 803-5959220 PIECE 42: Surface Finish: 63.0 MICROINCHES OUTSIDE DIAMETER SURFACE OF BODY; Corner Shape: SQUARE ALL CORNERS; Body Outside Diameter: 1.8680 INCHES MINIMUM AND 1.8700 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES. 9 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-341-9529 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.