The Link,roller Chain, cataloged under National Stock Number 3020-01-486-0232, 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 Naval Sea Systems Command. Government technical data includes 11 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government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 | 3020-01-486-0232 |
| Primary Part Number | 122-5006519 PC 32-13.5 IN |
| Item Name | Link,roller Chain |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Naval Sea Systems Command |
| Status | ACTIVE |
| Link Style | ROLLER, STRAIGHT EDGE |
| Link Distance Between Hole Centers | 13.5000 INCHES NOMINAL IN |
| Link Pin Nominal Diameter | 1.0000 INCHES IN |
| Material Document and Classification | MIL-S-22698 MIL SPEC SINGLE MATERIAL RESPONSE |
| Link Roller Nominal Diameter | 1.0000 INCHES IN |
| End Connection Style | PIN HOLE |
| Nominal Pitch Distance | 13.500 INCHES IN |
| Link Row Quantity | 1 |
| Material | STEEL |
| Link Nominal Width Between Plates | 1.1250 INCHES IN |
| Link Plate Width | 0.6250 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 |
|---|---|
| 122-5006519 PC 32-13.5 IN PRIMARY | Naval Sea Systems Command (USA) |
| Reference | Meaning |
|---|---|
| 122-5006519 PC 32-13.5 IN | 5/9 Secondary reference U.S. Government activity |
| 122-5006519 | D/9 Drawing number reference only Naval Sea Systems Command |
NSN 3020-01-486-0232 is a Link,roller Chain, manufactured by Naval Sea Systems Command, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-486-0232 has 1 manufacturer part number on file: 122-5006519 PC 32-13.5 IN (Naval Sea Systems Command).
5 possible matches (shared part number, not a government interchangeability claim): 3020-01-486-0233, 3020-01-486-0236, 3020-01-486-0239. Verify interchangeability with system specifications before substitution.
Key specifications for 122-5006519 PC 32-13.5 IN: Link Style: ROLLER, STRAIGHT EDGE; Link Distance Between Hole Centers: 13.5000 INCHES NOMINAL IN; Link Pin Nominal Diameter: 1.0000 INCHES IN; Material Document and Classification: MIL-S-22698 MIL SPEC SINGLE MATERIAL RESPONSE. 11 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.