NSN 3120-01-377-3255 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-377-3255. Manufacturer of record part number: 5361663 ITEM 54.
Bore Inside Diameter: 1.2700 INCHES MINIMUM AND 1.2750 INCHES MAXIMUM IN
1 manufacturer part number on file
Manufacturer of record: Naval Sea Systems Command
Identification
NSN: 3120-01-377-3255
NIIN: 013773255
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: 5361663 ITEM 54
Manufacturer: Naval Sea Systems Command
General Description
The Roller,linear-Rotary Motion, cataloged under National Stock Number 3120-01-377-3255, 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 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
Parameter
Value
NSN
3120-01-377-3255
Primary Part Number
5361663 ITEM 54
Item Name
Roller,linear-Rotary Motion
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Manufacturer
Naval Sea Systems Command
Status
ACTIVE
Style Designator
PLAIN
Outside Diameter
2.1200 INCHES NOMINAL IN
Material
NICKEL ALLOY
Face Width
1.0000 INCHES NOMINAL IN
Bore Inside Diameter
1.2700 INCHES MINIMUM AND 1.2750 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 3120-01-377-3255?
NSN 3120-01-377-3255 is a Roller,linear-Rotary Motion, manufactured by Naval Sea Systems Command, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What part numbers are listed for NSN 3120-01-377-3255?
NSN 3120-01-377-3255 has 1 manufacturer part number on file: 5361663 ITEM 54 (Naval Sea Systems Command).
What are the specifications of 5361663 ITEM 54?
Key specifications for 5361663 ITEM 54: Style Designator: PLAIN; Outside Diameter: 2.1200 INCHES NOMINAL IN; Material: NICKEL ALLOY; Face Width: 1.0000 INCHES NOMINAL IN. 5 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-377-3255 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.