The Bearing,ball,annular, cataloged under National Stock Number 3110-00-071-6550, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Prestolite Electric Inc. Government technical data includes 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3110-00-071-6550 |
| Primary Part Number | H7-257 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Prestolite Electric Inc |
| Status | CANCELLED |
| Standard Tolerance Designation | ABEC NO.1 |
| Internal Fit-Up Designation | LOOSE |
| Surface Finish | GROUND |
| Material | RUBBER SYNTHETIC SEAL |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material | STEEL BALL |
| Material | STEEL INNER RING |
| Material | STEEL OUTER RING |
| Overall Outside Diameter | 62.00 MILLIMETERS NOMINAL MM |
| Bore Diameter | 25.00 MILLIMETERS NOMINAL MM |
| Lubrication Material | GREASE |
| Bearing Seal Type | CONTACT |
| Material | STEEL RETAINER |
| Load Direction | RADIAL |
| Lubrication Material Document and Classification | MIL-G-81322 MIL SPEC SINGLE MATERIAL RESPONSE |
| Bore Shape | STRAIGHT |
| Seal Quantity | 2 |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4000-10 | Bus Boy Disposers (USA) |
| MX4608 | Startek Office Supply (USA) |
| H7-257 PRIMARY | Prestolite Electric Inc (USA) |
| 5076198-00 | Hyster-Yale Group, Inc. Dba Yale Materials Handling (USA) |
| X4608 | Prestolite Electric Inc (USA) |
| 015120200 PRIMARY | Hyster-Yale Group, Inc. Dba Yale Materials Handling (USA) |
| X4608 | Prestolite Electric Inc (USA) |
| 6305DDUC3E1VA2 PRIMARY | Nsk Corp Bearing Div (USA) |
| H7-257 | Prestolite Electric Inc (USA) |
NSN 3110-00-071-6550 is a Bearing,ball,annular, manufactured by Prestolite Electric Inc, classified under FSC 3110 (No Item Name Available). Status: cancelled.
NSN 3110-00-071-6550 has 9 cross-referenced part numbers: 4000-10 (Bus Boy Disposers), MX4608 (Startek Office Supply), H7-257 (Prestolite Electric Inc), 5076198-00 (Hyster-Yale Group, Inc. Dba Yale Materials Handling), X4608 (Prestolite Electric Inc) and 4 more.
There are 12 known substitutes for 3110-00-071-6550: 3110-00-275-0117, 5950-00-422-0441, 2810-00-863-3849 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for H7-257: Standard Tolerance Designation: ABEC NO.1; Internal Fit-Up Designation: LOOSE; Surface Finish: GROUND; Material: RUBBER SYNTHETIC SEAL. 18 total characteristics are documented in the Federal Logistics Information System.
NSN 3110-00-071-6550 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.