The Bearing,ball,stack, cataloged under National Stock Number 3110-01-015-5775, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is New Hampshire Ball Bearings Inc Div Hitech Division. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-01-015-5775 |
| Primary Part Number | 4551 |
| Item Name | Bearing,ball,stack |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | New Hampshire Ball Bearings Inc Div Hitech Division |
| Status | ACTIVE |
| Material | STEEL COMP E52100 OUTER RACE |
| Stack Arrangement | 3 ANGULAR CONTACT BEARINGS |
| Bore Diameter | 1.3778 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN |
| Material | STEEL COMP E52100 BALL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE BALL |
| Material | PLASTIC PHENOLIC RETAINER |
| Retainer Fabrication Method | MOLDED |
| Style Designator | STACK |
| Overall Outside Diameter | 2.4407 INCHES MINIMUM AND 2.4409 INCHES MAXIMUM IN |
| Material | STEEL COMP E52100 INNER RACE |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE INNER RACE |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OUTER RACE |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 4551 PRIMARY | New Hampshire Ball Bearings Inc Div Hitech Division (USA) |
NSN 3110-01-015-5775 is a Bearing,ball,stack, manufactured by New Hampshire Ball Bearings Inc Div Hitech Division, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-01-015-5775 has 1 cross-referenced part number: 4551 (New Hampshire Ball Bearings Inc Div Hitech Division).
There are 10 known substitutes for 3110-01-015-5775: 5940-00-082-4665, 5999-00-220-9757, 6240-00-583-3334 and 7 more. Verify interchangeability with system specifications before substitution.
Key specifications for 4551: Material: STEEL COMP E52100 OUTER RACE; Overall Width: 1.4142 INCHES MINIMUM AND 1.4172 INCHES MAXIMUM IN; Stack Arrangement: 3 ANGULAR CONTACT BEARINGS; Bore Diameter: 1.3778 INCHES MINIMUM AND 1.3780 INCHES MAXIMUM IN. 13 total characteristics are documented in the Federal Logistics Information System.