The Gear,spur, cataloged under National Stock Number 3020-01-110-5604, 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 Caro, Inc. Dba South Bend Lathe. Government technical data includes 17 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-110-5604 |
| Primary Part Number | PT5711H1 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Caro, Inc. Dba South Bend Lathe |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.874 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 1.875 INCHES FIRST END IN |
| Teeth Quantity | 80 |
| Body Style | WEBBED, SOLID |
| Bore Style | PLAIN BOTH ENDS |
| Mounting Hole Type and Quantity | 1 PLAIN TRANSVERSELY THROUGH HUB FIRST END |
| Nominal Distance Between Body Face and Protruding Hub End | 0.610 INCHES BOTH ENDS IN |
| Mounting Hole Nominal Diameter | 0.125 INCHES TRANSVERSELY THROUGH HUB FIRST END IN |
| Style Designator | ONE PROTRUDING HUB, ONE FLUSH HUB |
| Pitch Diameter | 6.6667 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN FIRST END |
| Nominal Outside Diameter | 6.831 INCHES IN |
| Pressure Angle | 14.5000 DEGREES |
| Material | IRON OVERALL |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 1.000 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 |
|---|---|
| PT5711H1 PRIMARY | Caro, Inc. Dba South Bend Lathe (USA) |
NSN 3020-01-110-5604 is a Gear,spur, manufactured by Caro, Inc. Dba South Bend Lathe, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-110-5604 has 1 manufacturer part number on file: PT5711H1 (Caro, Inc. Dba South Bend Lathe).
Key specifications for PT5711H1: Bore Nominal Diameter: 0.874 INCHES BOTH ENDS IN; Hub Nominal Diameter: 1.875 INCHES FIRST END IN; Teeth Quantity: 80; Body Style: WEBBED, SOLID. 17 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.