The Link,roller Chain, cataloged under National Stock Number 3020-01-007-5534, is classified within Federal Supply Class 3020 (Gears, Pulleys, Sprockets, and Transmission Chain) of the Mechanical Power Transmission Equipment group. Government technical data includes 12 specifications, cited from the U.S. Government catalog. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-007-5534 |
| Item Name | Link,roller Chain |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Status | ACTIVE |
| Link Plate Nominal Thickness | 0.1250 INCHES IN |
| Link Style | ROLLER, STRAIGHT EDGE |
| Link Pin Nominal Diameter | 0.3750 INCHES IN |
| Pin Overall Length | 1.9100 INCHES NOMINAL IN |
| Link Roller Nominal Diameter | 0.8750 INCHES IN |
| Nominal Pitch Distance | 1.625 INCHES IN |
| Pin Fastening Method | COTTER PIN AND HEADED STRAIGHT PIN |
| Minimum Tensile Strength | 8000 POUNDS PER SQUARE INCH LBS |
| Link Row Quantity | 1 |
| Material | STEEL |
| Link Nominal Width Between Plates | 1.0000 INCHES IN |
| Link Plate Width | 1.344 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| R432 | 5/9 Secondary reference Rexnord Industries Inc. Div Engineered Chain Operation |
| LXS620-OL | 5/9 Secondary reference Rexnord Industries, Llc Div Link-Belt Bearing Operation |
| R0A620 | 5/9 Secondary reference Rexnord Industries Inc. Div Engineered Chain Operation |
| LXS620 | 5/9 Secondary reference Rexnord Industries, Llc Div Link-Belt Bearing Operation |
| R0A620 | 3/9 Design control — primary reference Rexnord Industries, Llc Div Link-Belt Bearing Operation |
NSN 3020-01-007-5534 is a Link,roller Chain, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 3040-01-386-6865. Verify interchangeability with system specifications before substitution.
Key specifications for 3020-01-007-5534: Link Plate Nominal Thickness: 0.1250 INCHES IN; Link Style: ROLLER, STRAIGHT EDGE; Link Pin Nominal Diameter: 0.3750 INCHES IN; Pin Overall Length: 1.9100 INCHES NOMINAL IN. 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.