The Bearing,plain,rod End, cataloged under National Stock Number 3120-01-166-2644, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is The Boeing Company Div Legacy Am&m. Government technical data includes 27 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-166-2644 |
| Primary Part Number | LD131-0023-1004 |
| Item Name | Bearing,plain,rod End |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | The Boeing Company Div Legacy Am&m |
| Status | ACTIVE |
| Shank Thread Length | 0.9370 INCHES MINIMUM AND 0.9990 INCHES MAXIMUM IN |
| Surface Treatment Document and Classification | QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE ROD END BODY |
| Surface Treatment Document and Classification | MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE INNER MEMBER |
| Bore Center to Shank End Distance | 1.5520 INCHES MINIMUM AND 1.5720 INCHES MAXIMUM IN |
| Inner Member Width | 0.4370 INCHES NOMINAL IN |
| Hardness Rating | 28.0 ROCKWELL C MINIMUM AND 37.0 ROCKWELL C MAXIMUM RACE INSERT |
| Hardness Rating | 55.0 ROCKWELL C MINIMUM AND 62.0 ROCKWELL C MAXIMUM INNER MEMBER |
| Hardness Rating | 39.0 ROCKWELL C MINIMUM AND 42.0 ROCKWELL C MAXIMUM ROD END BODY |
| Outer Member Width | 0.3320 INCHES MINIMUM AND 0.3420 INCHES MAXIMUM IN |
| Style Designator | BALL TYPE |
| Thread Diameter | 0.3125 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5643 ASSN STD SINGLE MATERIAL RESPONSE RACE INSERT |
| Material Document and Classification | AMS 5630 ASSN STD SINGLE MATERIAL RESPONSE INNER MEMBER |
| Material Document and Classification | MIL-S-5000 MIL SPEC SINGLE MATERIAL RESPONSE ROD END BODY |
| Thread Direction | RIGHT-HAND |
| Shank Style | EXTERNALLY THREADED |
| Surface Treatment | CADMIUM ROD END BODY |
| Surface Treatment | PASSIVATE INNER MEMBER |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Bore Diameter | 0.2500 INCHES NOMINAL IN |
| Material | PLASTIC POLYTETRAFLUOROETHYLENE RACE LINER |
| Material | STEEL COMP E4340 ROD END BODY |
| Material | STEEL COMP 440C INNER MEMBER |
| Material | STEEL COMP 630 RACE INSERT |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| Outer Member Outside Diameter | 0.7960 INCHES MINIMUM AND 0.8160 INCHES MAXIMUM IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| LD131-0023-1004 PRIMARY | The Boeing Company Div Legacy Am&m (USA) |
NSN 3120-01-166-2644 is a Bearing,plain,rod End, manufactured by The Boeing Company Div Legacy Am&m, classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-166-2644 has 1 manufacturer part number on file: LD131-0023-1004 (The Boeing Company Div Legacy Am&m).
Key specifications for LD131-0023-1004: Shank Thread Length: 0.9370 INCHES MINIMUM AND 0.9990 INCHES MAXIMUM IN; Surface Treatment Document and Classification: QQ-P-416,TYPE 2,CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE ROD END BODY; Surface Treatment Document and Classification: MIL-S-5002 MIL SPEC SINGLE TREATMENT RESPONSE INNER MEMBER; Bore Center to Shank End Distance: 1.5520 INCHES MINIMUM AND 1.5720 INCHES MAXIMUM IN. 27 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.