The Bearing,plain,rod End, cataloged under National Stock Number 3120-00-661-7521, is classified within Federal Supply Class 3120 (No Item Name Available) of the Bearings group. The primary manufacturer of record is Roller Bearing Company of America, Inc.. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.
| Parameter | Value |
|---|---|
| NSN | 3120-00-661-7521 |
| Primary Part Number | ML34-14 |
| Item Name | Bearing,plain,rod End |
| FSC / FSG | 3120 / 31 — No Item Name Available |
| Manufacturer | Roller Bearing Company of America, Inc. |
| Status | CANCELLED |
| Thread Class | 3A A |
| Bore Center to Shank End Distance | 1.5500 INCHES MINIMUM AND 1.5700 INCHES MAXIMUM IN |
| Outer Member Width | 0.3330 INCHES MAXIMUM IN |
| Thread Series Designator | UNF |
| Inner Member Width | 0.4320 INCHES MINIMUM AND 0.4370 INCHES MAXIMUM IN |
| Style Designator | BALL TYPE |
| Lubrication Feature | GROOVE EXTERNAL INNER MEMBER |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE INNER MEMBER |
| Material | STEEL ROD END BODY |
| Material | STEEL COMP E52100 INNER MEMBER |
| Material | COPPER ALLOY RACE INSERT |
| Thread Quantity Per Inch | 28 |
| Thread Direction | LEFT-HAND |
| Thread Diameter | 0.250 INCHES NOMINAL IN |
| Bore Diameter | 0.1895 INCHES MINIMUM AND 0.1915 INCHES MAXIMUM IN |
| Shank Thread Length | 1.0000 INCHES NOMINAL IN |
| Outer Member Outside Diameter | 0.7400 INCHES MINIMUM AND 0.7600 INCHES MAXIMUM IN |
| Shank Style | EXTERNALLY THREADED |
| Acquisition Status | CANCELLED |
| HAZMAT | No |
NSN 3120-00-661-7521 is a Bearing,plain,rod End, manufactured by Roller Bearing Company of America, Inc., classified under FSC 3120 (No Item Name Available). Status: cancelled.
NSN 3120-00-661-7521 has 3 cross-referenced part numbers: ML34-14 (Roller Bearing Company of America, Inc.), TREL3-1 3 (Stephens-Adamson Inc a Sub of Allis-Chalmers Corp), 20000-8 (Hiller Aircraft Corporation).
There are 8 known substitutes for 3120-00-661-7521: 5962-00-106-4287, 1680-00-603-7460, 6625-01-023-1631 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for ML34-14: Thread Class: 3A A; Bore Center to Shank End Distance: 1.5500 INCHES MINIMUM AND 1.5700 INCHES MAXIMUM IN; Outer Member Width: 0.3330 INCHES MAXIMUM IN; Thread Series Designator: UNF. 19 total characteristics are documented in the Federal Logistics Information System.
NSN 3120-00-661-7521 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.