The Gear,worm, cataloged under National Stock Number 3020-01-352-6107, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 13 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-352-6107 |
| Primary Part Number | 4775355 ITEM 9 |
| Item Name | Gear,worm |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Naval Ship Systems Command |
| Status | ACTIVE |
| Bore Style | PLAIN BOTH ENDS |
| Helix Angle | 6.3499 DEGREES |
| Nominal Outside Diameter | 1.354 INCHES IN |
| Bore Nominal Diameter | 1.062 INCHES BOTH ENDS IN |
| Pressure Angle | 1.6710 RADIANS |
| Material | BRONZE OVERALL |
| Material Document and Classification | QQ-C-390 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Face Type | STRAIGHT |
| Face Nominal Width | 0.872 INCHES IN |
| Style Designator | HUBLESS |
| Pitch Diameter | 1.2500 INCHES NOMINAL IN |
| Thread Form Direction | LEFT-HAND |
| Thread Form Quantity | 24 |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 87547-1114 ITEM 9 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 28-29-4058 | Electric Boat Corporation Div General Dynamics Electric Boat (USA) |
| 4775355 | Naval Ship Systems Command (USA) |
| 4775355 ITEM 9 PRIMARY | Naval Ship Systems Command (USA) |
NSN 3020-01-352-6107 is a Gear,worm, manufactured by Naval Ship Systems Command, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-01-352-6107 has 4 cross-referenced part numbers: 87547-1114 ITEM 9 (Electric Boat Corporation Div General Dynamics Electric Boat), 28-29-4058 (Electric Boat Corporation Div General Dynamics Electric Boat), 4775355 (Naval Ship Systems Command), 4775355 ITEM 9 (Naval Ship Systems Command).
There are 2 known substitutes for 3020-01-352-6107: 3040-01-352-2429, 3020-01-445-7561. Verify interchangeability with system specifications before substitution.
Key specifications for 4775355 ITEM 9: Bore Style: PLAIN BOTH ENDS; Helix Angle: 6.3499 DEGREES; Nominal Outside Diameter: 1.354 INCHES IN; Bore Nominal Diameter: 1.062 INCHES BOTH ENDS IN. 13 total characteristics are documented in the Federal Logistics Information System.