The Bearing,plain,rod End, cataloged under National Stock Number 3120-01-601-7690, is classified within Federal Supply Class 3120 (Bearings, Plain, Unmounted) of the Bearings group. The manufacturer of record is Roller Bearing Company of America, Inc.. Government technical data includes 12 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3120-01-601-7690 |
| Primary Part Number | MKL4EPDL |
| Item Name | Bearing,plain,rod End |
| FSC / FSG | 3120 / 31 — Bearings, Plain, Unmounted |
| Manufacturer | Roller Bearing Company of America, Inc. |
| Status | ACTIVE |
| Surface Treatment Document and Classification | QQ-P-32, TYPE III FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Bore Center to Shank End Distance | 1.9300 INCHES MINIMUM AND 1.9500 INCHES MAXIMUM IN |
| Thread Diameter | 0.3750 INCHES NOMINAL IN |
| Material Document and Classification | AMS 5654, 15-5PH, XM-12 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| Thread Direction | LEFT-HAND |
| Surface Treatment | PASSIVATE OVERALL |
| Thread Class | 3A A |
| Thread Quantity Per Inch | 24 |
| Material | STEEL COMP XM-12 OVERALL |
| Keyway Dimension | 0.0930 INCHES NOMINAL INTERNAL KEYWAY WIDTH IN |
| Keyway Dimension | 1.2350 INCHES NOMINAL INTERNAL KEYWAY LENGTH IN |
| Thread Series Designator | UNIFIED NATIONAL JOINT FINE (UNJF) |
| 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 |
|---|---|
| MKL4EPDL PRIMARY | Roller Bearing Company of America, Inc. (USA) |
| Reference | Meaning |
|---|---|
| S012T234-104-789 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3120-01-601-7690 is a Bearing,plain,rod End, manufactured by Roller Bearing Company of America, Inc., classified under FSC 3120, Bearings, Plain, Unmounted. Status: active.
NSN 3120-01-601-7690 has 1 manufacturer part number on file: MKL4EPDL (Roller Bearing Company of America, Inc.).
Key specifications for MKL4EPDL: Surface Treatment Document and Classification: QQ-P-32, TYPE III FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Bore Center to Shank End Distance: 1.9300 INCHES MINIMUM AND 1.9500 INCHES MAXIMUM IN; Thread Diameter: 0.3750 INCHES NOMINAL IN; Material Document and Classification: AMS 5654, 15-5PH, XM-12 ASSN STD SINGLE MATERIAL RESPONSE OVERALL. 12 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.