The Gear,spur, cataloged under National Stock Number 3020-00-273-3333, 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 Navsurfwarcen Det Picatinny. Government technical data includes 19 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-273-3333 |
| Primary Part Number | BUWEPSDWG1320110 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Navsurfwarcen Det Picatinny |
| Status | ACTIVE |
| Bore Nominal Diameter | 0.4377 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.562 INCHES FIRST END IN |
| Teeth Quantity | 66 |
| Body Style | PLAIN, SOLID |
| Bore Style | INVOLUTE SPLINE BOTH ENDS |
| Nominal Distance Between Body Face and Protruding Hub End | 0.250 INCHES FIRST END IN |
| Hardness Rating | 200.0 BRINELL STANDARD MINIMUM AND 250.0 BRINELL STANDARD MAXIMUM OVERALL |
| Style Designator | PROTRUDING HUB |
| Material Document and Classification | 66,AISI/SAE 8640 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| Pitch Diameter | 1.6500 INCHES NOMINAL IN |
| Tooth Form | STANDARD |
| Hub Style Designator | PLAIN FIRST END |
| Spline Quantity | 20 BOTH ENDS |
| Nominal Outside Diameter | 1.699 INCHES IN |
| Surface Treatment | PHOSPHATE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL OVERALL |
| Spline Pitch Diameter | 0.4167 INCHES NOMINAL BOTH ENDS IN |
| Face Nominal Width | 0.187 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 |
|---|---|
| BUWEPSDWG1320110 | Bae Systems Land & Armaments L.p. (USA) |
| BUWEPSDWG1320110 PRIMARY | Navsurfwarcen Det Picatinny (USA) |
| 1320110 PRIMARY | Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA) |
| Reference | Meaning |
|---|---|
| BUWEPSDWG1320110 | 5/9 Secondary reference Department of the Navy Naval Surface Warfare Center Crane Detachment |
| BUWEPSDWG1320110 | 3/2 Design control — primary reference U.S. Government activity |
NSN 3020-00-273-3333 is a Gear,spur, manufactured by Navsurfwarcen Det Picatinny, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-273-3333 has 3 manufacturer part numbers on file: BUWEPSDWG1320110 (Bae Systems Land & Armaments L.p.), BUWEPSDWG1320110 (Navsurfwarcen Det Picatinny), 1320110 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier).
Key specifications for BUWEPSDWG1320110: Bore Nominal Diameter: 0.4377 INCHES BOTH ENDS IN; Hub Nominal Diameter: 0.562 INCHES FIRST END IN; Teeth Quantity: 66; Body Style: PLAIN, SOLID. 19 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.