The Chain,roller, cataloged under National Stock Number 3020-01-276-7573, 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 Rexnord Holdings Inc. Government technical data includes 16 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-276-7573 |
| Primary Part Number | 60-3 70 PITCHES |
| Item Name | Chain,roller |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Rexnord Holdings Inc |
| Status | ACTIVE |
| Second Chain Link Pin Nominal Diameter | 0.2340 INCHES IN |
| Second Chain Link Plate Nominal Thickness | 0.0940 INCHES IN |
| First Chain Link Roller Nominal Diameter | 0.4690 INCHES IN |
| Material Document and Classification | 66 FED STD SINGLE MATERIAL RESPONSE |
| Pin Overall Length | 2.8906 INCHES NOMINAL IN |
| Second Chain Link Style | PIN |
| Effective Length | 4.3750 FEET NOMINAL FT |
| Second Chain Link Nominal Width Between Plates | 0.6880 INCHES IN |
| First Chain Link Style | ROLLER |
| First Chain Link Plate Width | 0.703 INCHES NOMINAL IN |
| Pin Fastening Method | RIVETED |
| Second Chain Link Plate Width | 0.703 INCHES NOMINAL IN |
| First Chain Link Nominal Width Between Plates | 0.5000 INCHES IN |
| Link Row Quantity | 3 |
| 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 |
|---|---|
| 60-3 70 PITCHES PRIMARY | Rexnord Holdings Inc (USA) |
| 233-0259-090 PRIMARY | Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems (USA) |
| Reference | Meaning |
|---|---|
| 233-0259 | 5/9 Secondary reference Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems |
NSN 3020-01-276-7573 is a Chain,roller, manufactured by Rexnord Holdings Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-276-7573 has 2 manufacturer part numbers on file: 60-3 70 PITCHES (Rexnord Holdings Inc), 233-0259-090 (Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems).
Key specifications for 60-3 70 PITCHES: Second Chain Link Pin Nominal Diameter: 0.2340 INCHES IN; Second Chain Link Plate Nominal Thickness: 0.0940 INCHES IN; First Chain Link Roller Nominal Diameter: 0.4690 INCHES IN; Material Document and Classification: 66 FED STD SINGLE MATERIAL RESPONSE. 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.