The Bearing,ball,annular, cataloged under National Stock Number 3110-00-991-0934, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Ward Leonard Ct Llc. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 24 commercial cross-references from 10 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3110-00-991-0934 |
| Primary Part Number | K51-0039 |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | Ward Leonard Ct Llc |
| Status | ACTIVE |
| Nondefinitive Spec/std Data | 120 TYPE |
| Material | STEEL COMP E52100 BALL |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING |
| Seal Quantity | 2 |
| Load Direction | RADIAL |
| Lubrication Material | GREASE |
| Bearing Seal Type | LIPS TURNED OUTWARDLY |
| Retainer Fabrication Method | PRESSED |
| Criticality Code Justification | ZZZW |
| Lubrication Material Document and Classification | MIL-G-18709 MIL SPEC SINGLE MATERIAL RESPONSE |
| Bore Shape | STRAIGHT |
| Internal Fit-Up Designation | TIGHT |
| Surface Finish | GROUND |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material | STEEL COMP E52100 OUTER RING |
| Departure From Cited Document | ANNUAL BALL BEARING FOR QUIET OPERATION APPLICATION TO SUBMARINE USAGE |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE INNER RING |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE BALL |
| Material | STEEL RETAINER |
| Material | RUBBER SYNTHETIC SEAL |
| Material | STEEL COMP E52100 INNER RING |
| Overall Outside Diameter | 1.5746 INCHES MINIMUM AND 1.5748 INCHES MAXIMUM IN |
| Bore Diameter | 0.6691 INCHES MINIMUM AND 0.6693 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| D1-025386 PIECE NO.4 | Poly Research Corp (USA) |
| K51-0039 | Ward Leonard Ct Llc (USA) |
| 203SZZCNT3NT | Naval Inventory Control Point Mechanicsburg (USA) |
| R2650-445PC6 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 2650-51PC6 | Electric Boat Corp Dba Electro Dynamic (USA) |
| MILB17931BNT | Naval Inventory Control Point Mechanicsburg (USA) |
| 2650-51PC6 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| K51-0039 PRIMARY | Ward Leonard Ct Llc (USA) |
| K51-0039-NT | Naval Inventory Control Point Mechanicsburg (USA) |
| 01-005248-287NT | Naval Inventory Control Point Mechanicsburg (USA) |
| 203SZZCNT3 PRIMARY | Skf Usa Inc. (USA) |
| R2650-445PC6NT | Naval Inventory Control Point Mechanicsburg (USA) |
| R2650-445PC6 | Electric Boat Corp Dba Electro Dynamic (USA) |
| 63203LLBPM/9B-NT | Naval Inventory Control Point Mechanicsburg (USA) |
| MILB17931B | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 152065NT | Naval Inventory Control Point Mechanicsburg (USA) |
| 01-005248-287 | Western Sky Industries Inc Dba Electromech Techologies (USA) |
| PL01-0189 ITEM 4-NT | Naval Inventory Control Point Mechanicsburg (USA) |
| PL01-0189 ITEM 4 PRIMARY | Ward Leonard Ct Llc (USA) |
| 63203LLBPM/9B | N T N Bearing Corp of America (USA) |
NSN 3110-00-991-0934 is a Bearing,ball,annular, manufactured by Ward Leonard Ct Llc, classified under FSC 3110 (No Item Name Available). Status: active.
NSN 3110-00-991-0934 has 24 cross-referenced part numbers: D1-025386 PIECE NO.4 (Poly Research Corp), K51-0039 (Ward Leonard Ct Llc), 203SZZCNT3NT (Naval Inventory Control Point Mechanicsburg), R2650-445PC6 (Electric Boat Corporation Div General Dynamics Electric Boat), 2650-51PC6 (Electric Boat Corp Dba Electro Dynamic) and 19 more.
There are 12 known substitutes for 3110-00-991-0934: 3110-00-991-0899, 3110-00-991-0912, 3110-00-991-0913 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for K51-0039: Nondefinitive Spec/std Data: 120 TYPE; Material: STEEL COMP E52100 BALL; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE OUTER RING; Seal Quantity: 2. 24 total characteristics are documented in the Federal Logistics Information System.