The Bearing,ball,annular, cataloged under National Stock Number 3110-00-555-5380, is classified within Federal Supply Class 3110 (No Item Name Available) of the Bearings group. The primary manufacturer of record is General Motors Corp. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 12 commercial cross-references from 9 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 | 3110-00-555-5380 |
| Primary Part Number | 55503X1MILG3278A |
| Item Name | Bearing,ball,annular |
| FSC / FSG | 3110 / 31 — No Item Name Available |
| Manufacturer | General Motors Corp |
| Status | CANCELLED |
| Internal Fit-Up Designation | STANDARD |
| Shield Quantity | 2 |
| Bore Shape | STRAIGHT |
| Load Direction | ANGULAR |
| Internal Fit-Up Contact Angular Direction | OUTWARD CONVERGENT |
| Lubrication Material | GREASE |
| Retainer Fabrication Method | PRESSED |
| Lubrication Material Document and Classification | MIL-G-23827 MIL SPEC SINGLE MATERIAL RESPONSE |
| Surface Finish | GROUND |
| Standard Tolerance Designation | ABEC NO.1 |
| Style Designator | NON-LOADING GROOVE, NON-SEPARABLE |
| Material | STEEL OVERALL |
| Overall Outside Diameter | 40.00 MILLIMETERS NOMINAL MM |
| Bore Diameter | 17.00 MILLIMETERS NOMINAL MM |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 55503X1MILG3278A | General Motors Corp (USA) |
| 55503X1E9 | General Motors Corp (USA) |
| 55503X1E9 | General Motors Corp Delco Moraine Ndh Div (USA) |
| 5203SBKFFB106A019A75C00000 | Skf Usa Inc. (USA) |
| 32050 | Stone Construction Equipment, Inc. (USA) |
| 55503X1MILG3278A | General Motors Corp Delco Moraine Ndh Div (USA) |
| AA59636-803JCBH | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| A-A-59636 | Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA) |
| 143X01732X2004 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
| FF-B-171/32-J03C2E | Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M |
| 55503 | Peer Bearing Co (USA) |
| 11010124-6 | Army, United States Department of the Dba Rock Island Arsenal Jmtc (USA) |
NSN 3110-00-555-5380 is a Bearing,ball,annular, manufactured by General Motors Corp, classified under FSC 3110 (No Item Name Available). Status: cancelled.
NSN 3110-00-555-5380 has 12 cross-referenced part numbers: 55503X1MILG3278A (General Motors Corp), 55503X1E9 (General Motors Corp), 55503X1E9 (General Motors Corp Delco Moraine Ndh Div), 5203SBKFFB106A019A75C00000 (Skf Usa Inc.), 32050 (Stone Construction Equipment, Inc.) and 7 more.
There are 12 known substitutes for 3110-00-555-5380: 2520-00-120-2131, 3110-00-151-8232, 3110-00-156-4667 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 55503X1MILG3278A: Overall Width: 0.6875 INCHES NOMINAL IN; Internal Fit-Up Designation: STANDARD; Shield Quantity: 2; Bore Shape: STRAIGHT. 15 total characteristics are documented in the Federal Logistics Information System.
NSN 3110-00-555-5380 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.