The Gear,worm, cataloged under National Stock Number 3020-01-071-2765, 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 Saginaw Products Corporation Dba Cignys. Government technical data includes 16 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. 3 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-071-2765 |
| Primary Part Number | 19544 |
| Item Name | Gear,worm |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Saginaw Products Corporation Dba Cignys |
| Status | ACTIVE |
| Thread Form Direction | LEFT-HAND |
| Keyway Nominal Width | 0.502 INCHES BOTH ENDS IN |
| Bore Nominal Diameter | 2.188 INCHES BOTH ENDS IN |
| Helix Angle | 18.0000 DEGREES |
| Bore Style | W/ KEYWAY BOTH ENDS |
| Nominal Overall Length | 0.375 INCHES IN |
| Style Designator | BELL SHAPE BODY, HUBLESS |
| Material Document and Classification | MIL-S-13048 MIL SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 5.6780 INCHES NOMINAL IN |
| Thread Form Quantity | 1 |
| Nominal Outside Diameter | 5.780 INCHES IN |
| Nominal Distance From Bore Center to Keyway Bottom | 1.337 INCHES BOTH ENDS IN |
| Pressure Angle | 14.0000 DEGREES |
| Material | STEEL OVERALL |
| Body Recess Nominal Depth | 0.187 INCHES FIRST END IN |
| Face Nominal Width | 0.250 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 |
|---|---|
| 19544 PRIMARY | Saginaw Products Corporation Dba Cignys (USA) |
NSN 3020-01-071-2765 is a Gear,worm, manufactured by Saginaw Products Corporation Dba Cignys, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-071-2765 has 1 manufacturer part number on file: 19544 (Saginaw Products Corporation Dba Cignys).
3 possible matches (shared part number, not a government interchangeability claim): 5905-01-396-4878, 4130-01-459-6214, 6240-01-490-0763. Verify interchangeability with system specifications before substitution.
Key specifications for 19544: Thread Form Direction: LEFT-HAND; Keyway Nominal Width: 0.502 INCHES BOTH ENDS IN; Bore Nominal Diameter: 2.188 INCHES BOTH ENDS IN; Helix Angle: 18.0000 DEGREES. 16 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.