The Chain,roller, cataloged under National Stock Number 3020-01-437-8780, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Insinger Machine Co. Government technical data includes 16 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-437-8780 |
| Primary Part Number | 1189-29 |
| Item Name | Chain,roller |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Insinger Machine Co |
| Status | ACTIVE |
| Pin Overall Length | 2.1400 INCHES NOMINAL IN |
| Pin Fastening Method | SPRING CLIP |
| First Chain Link Plate Width | 1.4250 INCHES NOMINAL IN |
| First Chain Link Roller Nominal Diameter | 0.8750 INCHES IN |
| Second Chain Link Pin Nominal Diameter | 0.4370 INCHES IN |
| Second Chain Link Nominal Width Between Plates | 1.3740 INCHES IN |
| First Chain Link Plate Nominal Thickness | 0.1870 INCHES IN |
| Link Row Quantity | 1 |
| Minimum Tensile Strength | 23125 POUNDS PER SQUARE INCH LBS |
| Nominal Pitch Distance | 1.5000 INCHES IN |
| First Chain Link Nominal Width Between Plates | 1.0000 INCHES IN |
| Second Chain Link Plate Width | 1.2300 INCHES NOMINAL IN |
| Second Chain Link Plate Nominal Thickness | 0.1870 INCHES IN |
| Material | STEEL |
| Second Chain Link Style | PIN |
| First Chain Link Style | ROLLER |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 1189-1 ITEM 9 | Insinger Machine Co (USA) |
| 1189-1 | Insinger Machine Co (USA) |
| ASA120 | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| 1189-29 PRIMARY | Insinger Machine Co (USA) |
NSN 3020-01-437-8780 is a Chain,roller, manufactured by Insinger Machine Co, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-01-437-8780 has 4 cross-referenced part numbers: 1189-1 ITEM 9 (Insinger Machine Co), 1189-1 (Insinger Machine Co), ASA120 (American National Standards Institute Incorporated Dba American National Standards Institute), 1189-29 (Insinger Machine Co).
There are 12 known substitutes for 3020-01-437-8780: 1630-00-144-2304, 5815-00-338-4468, 6730-00-356-6943 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 1189-29: Special Features: CONNECTING LINK INCLUDED; Pin Overall Length: 2.1400 INCHES NOMINAL IN; Pin Fastening Method: SPRING CLIP; First Chain Link Plate Width: 1.4250 INCHES NOMINAL IN. 18 total characteristics are documented in the Federal Logistics Information System.