The Chain,roller, cataloged under National Stock Number 3020-00-957-4236, 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 Blower Application Company Inc. Dba Bloapco. Government technical data includes 9 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 | 3020-00-957-4236 |
| Primary Part Number | C748123 |
| Item Name | Chain,roller |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Blower Application Company Inc. Dba Bloapco |
| Status | ACTIVE |
| Link Plate Nominal Thickness | 0.0600 INCHES IN |
| Link Plate Width at Pin End | 0.410 INCHES NOMINAL IN |
| Link Pin Nominal Diameter | 0.1560 INCHES IN |
| Effective Length | 3.6667 FEET NOMINAL FT |
| Link Roller Nominal Diameter | 0.3120 INCHES IN |
| Minimum Tensile Strength | 3700 POUNDS PER SQUARE INCH LBS |
| Material | STEEL |
| Link Nominal Width Between Plates | 0.3120 INCHES IN |
| Link Plate Width | 0.468 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 |
| Part Number | Manufacturer |
|---|---|
| C748123 PRIMARY | Blower Application Company Inc. Dba Bloapco (USA) |
NSN 3020-00-957-4236 is a Chain,roller, manufactured by Blower Application Company Inc. Dba Bloapco, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-957-4236 has 1 manufacturer part number on file: C748123 (Blower Application Company Inc. Dba Bloapco).
Key specifications for C748123: Link Plate Nominal Thickness: 0.0600 INCHES IN; Link Plate Width at Pin End: 0.410 INCHES NOMINAL IN; Link Pin Nominal Diameter: 0.1560 INCHES IN; Effective Length: 3.6667 FEET NOMINAL FT. 9 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.