The Worm Shaft, cataloged under National Stock Number 3040-00-672-0177, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier. Government technical data includes 18 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3040-00-672-0177 |
| Primary Part Number | 1856610 |
| Item Name | Worm Shaft |
| FSC / FSG | 3040 / 30 — No Item Name Available |
| Manufacturer | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier |
| Status | ACTIVE |
| Worm Helix Angle | 14 DEG 30 MIN. |
| Material | STEEL COMP 416 |
| Worm Thread Quantity | 1 |
| Worm Body Length | 1.250 INCHES NOMINAL IN |
| Unthreaded Section Keyway Depth | 0.084 INCHES NOMINAL SECOND END SECOND PORTION IN |
| Worm Thread Section Length | 1.250 INCHES NOMINAL IN |
| Worm Pressure Angle in Deg | 14.500 |
| Section Shape | SQUARE SECOND END FOURTH PORTION |
| Worm Thread Lead | 0.262 INCHES NOMINAL IN |
| Worm Pitch Diameter | 1.195 INCHES NOMINAL IN |
| FSC Application Data | ANTENNA-RECEIVER TRANSMITTER GROUP,MISSILE TRACKING |
| Worm Thread Direction | RIGHT-HAND |
| Worm Outside Diameter | 1.362 INCHES NOMINAL IN |
| Shaft Section Size | 0.357 FIRST END, THIRD PORTION |
| Shaft Location | BOTH ENDS OF WORM |
| Worm Body Tapered Bearing Surface End | NOT PROVIDED |
| Material Document and Classification | QQ-S-763, CLASS 416, COND T FED SPEC SINGLE MATERIAL RESPONSE |
| End Similarity | NOT IDENTICAL |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
NSN 3040-00-672-0177 is a Worm Shaft, manufactured by Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier, classified under FSC 3040 (No Item Name Available). Status: active.
NSN 3040-00-672-0177 has 2 cross-referenced part numbers: 1856610 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 1001560 (Lockheed Martin Corporation Div Rms - Mitchel Field).
There is 1 known substitute for 3040-00-672-0177: 4730-00-460-2049. Verify interchangeability with system specifications before substitution.
Key specifications for 1856610: Worm Helix Angle: 14 DEG 30 MIN.; Material: STEEL COMP 416; Worm Thread Quantity: 1; Worm Body Length: 1.250 INCHES NOMINAL IN. 19 total characteristics are documented in the Federal Logistics Information System.