NSN 3120-01-232-3293 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-232-3293. Manufacturer of record part number: PWA55335-27.
Outside Diameter: 2.7490 INCHES MINIMUM AND 2.7510 INCHES MAXIMUM IN
Chamfer/radius of Outside Corner: 0.12 IN CHAMFER BY 45 DEG IN
Casehardening Indicator: CASEHARDENED
Material: STEEL
Face Width: 2.0000 INCHES NOMINAL IN
Metallic Hardness Rating: 40.0 MINIMUM ROCKWELL C AND 45.0 MAXIMUM ROCKWELL C
Identification
NSN: 3120-01-232-3293
NIIN: 012323293
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: PWA55335-27
Manufacturer: Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
General Description
The Roller,linear-Rotary Motion, cataloged under National Stock Number 3120-01-232-3293, 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 8 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
3120-01-232-3293
Primary Part Number
PWA55335-27
Item Name
Roller,linear-Rotary Motion
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Manufacturer
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
Status
ACTIVE
Style Designator
PLAIN
Outside Diameter
2.7490 INCHES MINIMUM AND 2.7510 INCHES MAXIMUM IN
Chamfer/radius of Outside Corner
0.12 IN CHAMFER BY 45 DEG IN
Casehardening Indicator
CASEHARDENED
Material
STEEL
Face Width
2.0000 INCHES NOMINAL IN
Metallic Hardness Rating
40.0 MINIMUM ROCKWELL C AND 45.0 MAXIMUM ROCKWELL C
Bore Inside Diameter
0.8750 INCHES MINIMUM AND 0.8760 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 3120-01-232-3293?
NSN 3120-01-232-3293 is a Roller,linear-Rotary Motion, 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 3120-01-232-3293?
NSN 3120-01-232-3293 has 1 manufacturer part number on file: PWA55335-27 (Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney).
What are the specifications of PWA55335-27?
Key specifications for PWA55335-27: Style Designator: PLAIN; Outside Diameter: 2.7490 INCHES MINIMUM AND 2.7510 INCHES MAXIMUM IN; Chamfer/radius of Outside Corner: 0.12 IN CHAMFER BY 45 DEG IN; Casehardening Indicator: CASEHARDENED. 8 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-232-3293 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.