NSN 3120-01-044-0835 — this item is cataloged by the U.S. Government under National Stock Number 3120-01-044-0835. Manufacturer of record part number: 31-P-57.
Overall Thickness: 0.0610 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN
Hardness Rating: 62.0 ROCKWELL C NOMINAL OVERALL
Style Designator: ROUND
Diameter: 1.3800 INCHES MINIMUM AND 1.3900 INCHES MAXIMUM IN
Surface Condition: GROUND
Cross-Sectional Shape Style: RECTANGULAR
Identification
NSN: 3120-01-044-0835
NIIN: 010440835
FSC: 3120 — Bearings, Plain, Unmounted
FSG: 31 — Bearings
Primary part number: 31-P-57
Manufacturer: Parker Hannifin Corporation Div Chelsea Products Division
General Description
The Bearing,washer,thrust, cataloged under National Stock Number 3120-01-044-0835, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Parker Hannifin Corporation Div Chelsea Products Division. Government technical data includes 10 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
3120-01-044-0835
Primary Part Number
31-P-57
Item Name
Bearing,washer,thrust
FSC / FSG
3120 / 31 — Bearings, Plain, Unmounted
Manufacturer
Parker Hannifin Corporation Div Chelsea Products Division
Status
ACTIVE
Corner Shape
SQUARE ALL CORNERS
Overall Thickness
0.0610 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN
Hardness Rating
62.0 ROCKWELL C NOMINAL OVERALL
Style Designator
ROUND
Diameter
1.3800 INCHES MINIMUM AND 1.3900 INCHES MAXIMUM IN
Surface Condition
GROUND
Cross-Sectional Shape Style
RECTANGULAR
Outside Diameter
2.2190 INCHES MINIMUM AND 2.2810 INCHES MAXIMUM IN
Parker Hannifin Corporation Div Chelsea Products Division (USA)
Reference documents
Reference
Meaning
802CX396
5/9Secondary reference
Oshkosh Corp
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 3120-01-044-0835?
NSN 3120-01-044-0835 is a Bearing,washer,thrust, manufactured by Parker Hannifin Corporation Div Chelsea Products Division, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
What part numbers are listed for NSN 3120-01-044-0835?
NSN 3120-01-044-0835 has 3 manufacturer part numbers on file: 802CX396 (Oshkosh Defense Llc), 31-P-57 (Turner Powertrain Systems Ltd), 31-P-57 (Parker Hannifin Corporation Div Chelsea Products Division).
What are the specifications of 31-P-57?
Key specifications for 31-P-57: Corner Shape: SQUARE ALL CORNERS; Overall Thickness: 0.0610 INCHES MINIMUM AND 0.0670 INCHES MAXIMUM IN; Hardness Rating: 62.0 ROCKWELL C NOMINAL OVERALL; Style Designator: ROUND. 10 specifications are documented in the U.S. Government catalog.
Is NSN 3120-01-044-0835 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.