NSN 3120-01-615-2897 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-615-2897. Manufacturer of record part number: 4089186.
Body Outside Diameter: 0.3977 INCHES MINIMUM AND 0.3982 INCHES MAXIMUM IN
Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES
Material Document and Classification: AMS 4975 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter: 0.3118 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
Material: TITANIUM ALLOY OVERALL
1 manufacturer part number on file
Identification
NSN: 3120-01-615-2897
NIIN: 016152897
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: 4089186
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Bearing,sleeve, cataloged under National Stock Number 3120-01-615-2897, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney. Government technical data includes 6 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
3120-01-615-2897
Primary Part Number
4089186
Item Name
Bearing,sleeve
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Manufacturer
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Status
ACTIVE
Surface Finish
125.0 MICROINCHES OVERALL
Body Outside Diameter
0.3977 INCHES MINIMUM AND 0.3982 INCHES MAXIMUM IN
Style Designator
SOLID, PLAIN, NO OUTSIDE FLANGES
Material Document and Classification
AMS 4975 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
Body Inside Diameter
0.3118 INCHES MINIMUM AND 0.3125 INCHES MAXIMUM IN
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney (USA)
No interchangeability data on file.
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 3120-01-615-2897?
NSN 3120-01-615-2897 is a Bearing,sleeve, manufactured by Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What part numbers are listed for NSN 3120-01-615-2897?
NSN 3120-01-615-2897 has 1 manufacturer part number on file: 4089186 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
What are the specifications of 4089186?
Key specifications for 4089186: Surface Finish: 125.0 MICROINCHES OVERALL; Body Outside Diameter: 0.3977 INCHES MINIMUM AND 0.3982 INCHES MAXIMUM IN; Style Designator: SOLID, PLAIN, NO OUTSIDE FLANGES; Material Document and Classification: AMS 4975 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 6 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-615-2897 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.