The Chain,roller, cataloged under National Stock Number 3020-01-445-5721, 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 17 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-445-5721 |
| Primary Part Number | D3088-41 |
| Item Name | Chain,roller |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Insinger Machine Co |
| Status | ACTIVE |
| Second Chain Link Plate Nominal Thickness | 0.0500 INCHES IN |
| First Chain Link Style | ROLLER |
| Pin Overall Length | 0.5120 INCHES NOMINAL IN |
| Pin Fastening Method | COTTER PIN |
| Second Chain Link Plate Width | 0.3830 INCHES NOMINAL IN |
| Link Row Quantity | 1 |
| Second Chain Link Pin Nominal Diameter | 0.1410 INCHES IN |
| First Chain Link Plate Nominal Thickness | 0.0500 INCHES IN |
| Material | STEEL |
| Second Chain Link Style | PIN |
| Second Chain Link Nominal Width Between Plates | 0.3500 INCHES IN |
| First Chain Link Plate Width | 0.3830 INCHES NOMINAL IN |
| Effective Length | 49.5000 INCHES NOMINAL IN |
| First Chain Link Nominal Width Between Plates | 0.2500 INCHES IN |
| Minimum Tensile Strength | 2000 POUNDS PER SQUARE INCH LBS |
| First Chain Link Roller Nominal Diameter | 0.3060 INCHES IN |
| Nominal Pitch Distance | 0.5000 INCHES IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| SK-3672 ITEM 1 | Insinger Machine Co (USA) |
| D3088-41 PRIMARY | Insinger Machine Co (USA) |
| NO. 41 99 PITCHES PRIMARY | Rexnord Industries, Llc Div Couplings Division (USA) |
| NO.41 99 PITCHES | Emerson Power Transmission Corporation Div Ept (USA) |
| B29.1 NO. 41 99 PITCHES | American National Standards Institute Incorporated Dba American National Standards Institute (USA) |
| SK-3672 | Insinger Machine Co (USA) |
| NO. 41 99 PITCHES PRIMARY | Diamond Chain Co Div of Amsted Industries Inc (USA) |
| NO.41 99 PITCHES | Rexnord Industries Inc. Div Roller Chain Operation (USA) |
NSN 3020-01-445-5721 is a Chain,roller, manufactured by Insinger Machine Co, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-01-445-5721 has 8 cross-referenced part numbers: SK-3672 ITEM 1 (Insinger Machine Co), D3088-41 (Insinger Machine Co), NO. 41 99 PITCHES (Rexnord Industries, Llc Div Couplings Division), NO.41 99 PITCHES (Emerson Power Transmission Corporation Div Ept), B29.1 NO. 41 99 PITCHES (American National Standards Institute Incorporated Dba American National Standards Institute) and 3 more.
There are 8 known substitutes for 3020-01-445-5721: 3040-01-445-3079, 3010-01-445-3235, 3020-01-445-4364 and 5 more. Verify interchangeability with system specifications before substitution.
Key specifications for D3088-41: Second Chain Link Plate Nominal Thickness: 0.0500 INCHES IN; First Chain Link Style: ROLLER; Pin Overall Length: 0.5120 INCHES NOMINAL IN; Pin Fastening Method: COTTER PIN. 18 total characteristics are documented in the Federal Logistics Information System.