The Chain,roller, cataloged under National Stock Number 3020-01-124-5328, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. The manufacturer of record is Antenna Products Corporation Dba Antenna Products Corp. Government technical data includes 11 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 3020-01-124-5328 |
| Primary Part Number | 3970-0143-001 |
| Item Name | Chain,roller |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Antenna Products Corporation Dba Antenna Products Corp |
| Status | ACTIVE |
| Second Chain Link Pin Nominal Diameter | 0.0620 INCHES IN |
| Second Chain Link Plate Nominal Thickness | 0.0150 INCHES IN |
| First Chain Link Roller Nominal Diameter | 0.0900 INCHES IN |
| Second Chain Link Style | PIN |
| Second Chain Link Nominal Width Between Plates | 0.0720 INCHES IN |
| First Chain Link Style | ROLLER |
| First Chain Link Plate Width | 0.138 INCHES NOMINAL IN |
| Second Chain Link Plate Width | 0.138 INCHES NOMINAL IN |
| First Chain Link Nominal Width Between Plates | 0.0720 INCHES IN |
| Material | STEEL CORROSION RESISTING |
| First Chain Link Plate Nominal Thickness | 0.0150 INCHES 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 |
|---|---|
| 3970-0143-001 PRIMARY | Antenna Products Corporation Dba Antenna Products Corp (USA) |
| Reference | Meaning |
|---|---|
| RC14SS | C/1 Advisory reference — outside the item-of-supply concept W. M. Berg, Inc. |
NSN 3020-01-124-5328 is a Chain,roller, manufactured by Antenna Products Corporation Dba Antenna Products Corp, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-124-5328 has 1 manufacturer part number on file: 3970-0143-001 (Antenna Products Corporation Dba Antenna Products Corp).
Key specifications for 3970-0143-001: Second Chain Link Pin Nominal Diameter: 0.0620 INCHES IN; Second Chain Link Plate Nominal Thickness: 0.0150 INCHES IN; First Chain Link Roller Nominal Diameter: 0.0900 INCHES IN; Second Chain Link Style: PIN. 11 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.