The Bearing,plain,self-Aligning, cataloged under National Stock Number 3120-00-580-4740, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Northrop Grumman Systems Corporation. Government technical data includes 6 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 13 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3120-00-580-4740 |
| Primary Part Number | GB14A4 |
| Item Name | Bearing,plain,self-Aligning |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Northrop Grumman Systems Corporation |
| Status | CANCELLED |
| Surface Treatment | CHROMIUM INNER MEMBER |
| Style Designator | WITHOUT INSERT OR LINER |
| Bore Diameter | 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN |
| Outer Member Outside Diameter | 0.6557 INCHES MINIMUM AND 0.6562 INCHES MAXIMUM IN |
| Outer Member Width | 0.2500 INCHES NOMINAL IN |
| Inner Member Width | 0.3380 INCHES MINIMUM AND 0.3430 INCHES MAXIMUM IN |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| GB14C4 | Northrop Grumman Systems Corporation (USA) |
| GB14A4 | New Hampshire Ball Bearings Inc Div Astro Division (USA) |
| GB14A4 | Sargent Aerospace & Defense, Llc Dba Kahr Bearings (USA) |
| GB14A4 PRIMARY | Northrop Grumman Systems Corporation (USA) |
| GB14A4 | Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA) |
| RPG4A | Radial Bearing Corporation Dba Radial Bearing Corp of Connecticu Div Radial Bearing Llc (USA) |
| 55211 | Rbc Transport Dynamics Corp Div Rbc Transport Dynamics (USA) |
| GB14A4 | Radial Bearing Corporation Dba Radial Bearing Corp of Connecticu Div Radial Bearing Llc (USA) |
| GB14A4 | Roller Bearing Company of America, Inc. (USA) |
| KSBG4-10 | Sargent Aerospace & Defense, Llc Dba Kahr Bearings (USA) |
| AG4SP17 | New Hampshire Ball Bearings Inc Div Astro Division (USA) |
| GB14A4 | U S Bearings (USA) |
| LHPB4GA | Roller Bearing Company of America, Inc. (USA) |
NSN 3120-00-580-4740 is a Bearing,plain,self-Aligning, manufactured by Northrop Grumman Systems Corporation, classified under FSC 3120 (No Item Name Available). Status: cancelled.
NSN 3120-00-580-4740 has 13 cross-referenced part numbers: GB14C4 (Northrop Grumman Systems Corporation), GB14A4 (New Hampshire Ball Bearings Inc Div Astro Division), GB14A4 (Sargent Aerospace & Defense, Llc Dba Kahr Bearings), GB14A4 (Northrop Grumman Systems Corporation), GB14A4 (Rbc Transport Dynamics Corp Div Rbc Transport Dynamics) and 8 more.
There are 3 known substitutes for 3120-00-580-4740: 5330-00-154-8439, 5930-00-865-6101, 5315-01-249-3810. Verify interchangeability with system specifications before substitution.
Key specifications for GB14A4: Surface Treatment: CHROMIUM INNER MEMBER; Style Designator: WITHOUT INSERT OR LINER; Bore Diameter: 0.2495 INCHES MINIMUM AND 0.2500 INCHES MAXIMUM IN; Outer Member Outside Diameter: 0.6557 INCHES MINIMUM AND 0.6562 INCHES MAXIMUM IN. 6 total characteristics are documented in the Federal Logistics Information System.
NSN 3120-00-580-4740 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.