The Chain,roller, cataloged under National Stock Number 3020-01-313-8756, 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 Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division. Government technical data includes 14 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-313-8756 |
| Primary Part Number | 25RL. |
| Item Name | Chain,roller |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division |
| Status | ACTIVE |
| Second Chain Link Plate Nominal Thickness | 0.0300 INCHES IN |
| Second Chain Link Bushing Nominal Outside Diameter | 0.1300 INCHES IN |
| Second Chain Link Style | ROLLERLESS |
| Effective Length | 9.3750 FEET NOMINAL FT |
| Second Chain Link Nominal Width Between Plates | 0.1250 INCHES IN |
| First Chain Link Style | PIN |
| First Chain Link Pin Nominal Diameter | 0.0905 INCHES IN |
| First Chain Link Plate Width | 0.230 INCHES NOMINAL IN |
| Pin Fastening Method | RIVETED |
| Second Chain Link Plate Width | 0.230 INCHES NOMINAL IN |
| First Chain Link Nominal Width Between Plates | 0.1850 INCHES IN |
| Link Row Quantity | 1 |
| Material | STEEL |
| First Chain Link Plate Nominal Thickness | 0.0300 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 |
|---|---|
| 25RL. PRIMARY | Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division (USA) |
| 6000000204 | Rw Acquisition, Llc Dba Roper Whitney Company (USA) |
| Reference | Meaning |
|---|---|
| 25R | C/1 Advisory reference — outside the item-of-supply concept Emerson Electric Co Browning Mfg Div |
| 25-112.5 IN.LG | 5/9 Secondary reference Emerson Electric Co Browning Mfg Div |
NSN 3020-01-313-8756 is a Chain,roller, manufactured by Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-313-8756 has 2 manufacturer part numbers on file: 25RL. (Emerson Power Transmission Corporation Dba Emerson Div Emerson Power Transmission Division), 6000000204 (Rw Acquisition, Llc Dba Roper Whitney Company).
Key specifications for 25RL.: Second Chain Link Plate Nominal Thickness: 0.0300 INCHES IN; Second Chain Link Bushing Nominal Outside Diameter: 0.1300 INCHES IN; Second Chain Link Style: ROLLERLESS; Effective Length: 9.3750 FEET NOMINAL FT. 14 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.