The Chain,roller, cataloged under National Stock Number 3020-01-417-5820, 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 Fire Combat, Inc.. Government technical data includes 15 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 | 3020-01-417-5820 |
| Primary Part Number | 06584-53 |
| Item Name | Chain,roller |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Fire Combat, Inc. |
| Status | ACTIVE |
| Second Chain Link Plate Nominal Thickness | 0.0500 INCHES IN |
| Second Chain Link Bushing Nominal Outside Diameter | 0.2000 INCHES IN |
| Pin Overall Length | 0.5600 INCHES NOMINAL IN |
| Second Chain Link Style | ROLLERLESS |
| Effective Length | 53.0000 INCHES NOMINAL IN |
| Second Chain Link Nominal Width Between Plates | 0.1875 INCHES IN |
| First Chain Link Style | PIN |
| First Chain Link Pin Nominal Diameter | 0.1410 INCHES IN |
| Nominal Pitch Distance | 0.3750 INCHES IN |
| First Chain Link Plate Width | 0.3070 INCHES NOMINAL IN |
| Second Chain Link Plate Width | 0.3560 INCHES NOMINAL IN |
| First Chain Link Nominal Width Between Plates | 0.2875 INCHES IN |
| Link Row Quantity | 1 |
| Material | STEEL |
| First Chain Link Plate Nominal Thickness | 0.0500 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 |
|---|---|
| 06584-53 PRIMARY | Fire Combat, Inc. (USA) |
NSN 3020-01-417-5820 is a Chain,roller, manufactured by Fire Combat, Inc., classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-417-5820 has 1 manufacturer part number on file: 06584-53 (Fire Combat, Inc.).
Key specifications for 06584-53: Second Chain Link Plate Nominal Thickness: 0.0500 INCHES IN; Second Chain Link Bushing Nominal Outside Diameter: 0.2000 INCHES IN; Pin Overall Length: 0.5600 INCHES NOMINAL IN; Second Chain Link Style: ROLLERLESS. 15 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.