The Main Bearing Assembly, cataloged under National Stock Number 3510-00-253-0586, is classified within Federal Supply Class 3510 (Laundry and Dry Cleaning Equipment) of the Service and Trade Equipment group. The manufacturer of record is Ametek Inc Heat Transfer Div. Government technical data includes 1 specification, 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3510-00-253-0586 |
| Primary Part Number | 6-1-1953 |
| Item Name | Main Bearing Assembly |
| FSC / FSG | 3510 / 35 — Laundry and Dry Cleaning Equipment |
| Manufacturer | Ametek Inc Heat Transfer Div |
| Status | ACTIVE |
| General Characteristics Item Description | C/O CAST IRON HOUSING 10.250 IN. NOM LG 11.000 IN. NOM O/A DIA,SHAFT,DRIVE,CYLINDER CORROSION RESISTANT STEEL CLASS 300 18.937 IN. NOM LG,FRONT AND REAR ROLLER BEARINGS IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 6-1-1953 | Ametek Inc Heat Transfer Div (USA) |
| Reference | Meaning |
|---|---|
| 6-1-1953A | 5/9 Secondary reference Eidal International Corporation |
| 6-1-1953 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3510-00-253-0586 is a Main Bearing Assembly, manufactured by Ametek Inc Heat Transfer Div, classified under FSC 3510, Laundry and Dry Cleaning Equipment. Status: active.
NSN 3510-00-253-0586 has 1 manufacturer part number on file: 6-1-1953 (Ametek Inc Heat Transfer Div).
Key specifications for 6-1-1953: General Characteristics Item Description: C/O CAST IRON HOUSING 10.250 IN. NOM LG 11.000 IN. NOM O/A DIA,SHAFT,DRIVE,CYLINDER CORROSION RESISTANT STEEL CLASS 300 18.937 IN. NOM LG,FRONT AND REAR ROLLER BEARINGS IN. 1 specification is documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
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.