The Chain,leaf, cataloged under National Stock Number 3020-01-311-9495, 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 Superior Fabrication Company, Llc. Government technical data includes 9 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-311-9495 |
| Primary Part Number | 51-034-132 |
| Item Name | Chain,leaf |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Superior Fabrication Company, Llc |
| Status | ACTIVE |
| Link Plate Nominal Thickness | 0.1250 INCHES IN |
| Link Style | 3 X 4 |
| Link Nominal Width | 0.8750 INCHES IN |
| Link Pin Nominal Diameter | 0.3120 INCHES IN |
| Effective Length | 10.6875 FEET NOMINAL FT |
| Nominal Pitch Distance | 0.750 INCHES IN |
| Link Row Quantity | 1 |
| Material | STEEL |
| Link Plate Width | 0.719 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 |
|---|---|
| 51-034-132 PRIMARY | Superior Fabrication Company, Llc (USA) |
| 51-034-132 | Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp. (USA) |
NSN 3020-01-311-9495 is a Chain,leaf, manufactured by Superior Fabrication Company, Llc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-311-9495 has 2 manufacturer part numbers on file: 51-034-132 (Superior Fabrication Company, Llc), 51-034-132 (Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.).
Key specifications for 51-034-132: Link Plate Nominal Thickness: 0.1250 INCHES IN; Link Style: 3 X 4; Link Nominal Width: 0.8750 INCHES IN; Link Pin Nominal Diameter: 0.3120 INCHES IN. 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.