The Chain,roller, cataloged under National Stock Number 3020-00-488-5522, 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 Emerson Electric Co Browning Mfg Div. Government technical data includes 16 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through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-488-5522 |
| Primary Part Number | C6018CHAIN |
| Item Name | Chain,roller |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Emerson Electric Co Browning Mfg Div |
| Status | ACTIVE |
| Second Chain Link Plate Nominal Thickness | 0.0940 INCHES IN |
| First Chain Link Roller Nominal Diameter | 0.4690 INCHES IN |
| Second Chain Link Style | PIN |
| Effective Length | 1.1250 FEET NOMINAL FT |
| Second Chain Link Nominal Width Between Plates | 0.6790 INCHES IN |
| First Chain Link Style | ROLLER |
| End Connection Style | PIN |
| Nominal Pitch Distance | 0.750 INCHES IN |
| First Chain Link Plate Width | 0.500 INCHES NOMINAL IN |
| Pin Fastening Method | ANY ACCEPTABLE |
| Second Chain Link Plate Width | 0.500 INCHES NOMINAL IN |
| Minimum Tensile Strength | 130 POUNDS PER SQUARE INCH LBS |
| First Chain Link Nominal Width Between Plates | 0.6790 INCHES IN |
| Link Row Quantity | 2 |
| Material | STEEL |
| First Chain Link Plate Nominal Thickness | 0.0940 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 |
|---|---|
| C6018CHAIN PRIMARY | Emerson Electric Co Browning Mfg Div (USA) |
| Reference | Meaning |
|---|---|
| 100482 | 5/9 Secondary reference Dodge Mfg Corp Div of Reliance Electric Co |
| D6018AACHAIN | 5/9 Secondary reference Diamond Chain Co Div of Amsted Industries Inc |
| D6018CHAIN | 5/9 Secondary reference Rexnord Industries Inc. Div Roller Chain Operation |
| B6018CHAIN | 5/9 Secondary reference Dodge Mfg Corp Div of Reliance Electric Co |
| 6018CHAIN | 5/9 Secondary reference Martin Sprocket and Gear Inc |
NSN 3020-00-488-5522 is a Chain,roller, manufactured by Emerson Electric Co Browning Mfg Div, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-488-5522 has 1 manufacturer part number on file: C6018CHAIN (Emerson Electric Co Browning Mfg Div).
4 possible matches (shared part number, not a government interchangeability claim): 6660-00-894-3723, 5999-01-079-7511, 3020-01-195-9135. Verify interchangeability with system specifications before substitution.
Key specifications for C6018CHAIN: Second Chain Link Plate Nominal Thickness: 0.0940 INCHES IN; First Chain Link Roller Nominal Diameter: 0.4690 INCHES IN; Second Chain Link Style: PIN; Effective Length: 1.1250 FEET NOMINAL FT. 16 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.