The Gear,spur, cataloged under National Stock Number 3020-00-988-9280, is classified within Federal Supply Class 3020 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Southern Gear & Machine Inc. Government technical data includes 22 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-00-988-9280 |
| Primary Part Number | 155-40 |
| Item Name | Gear,spur |
| FSC / FSG | 3020 / 30 — No Item Name Available |
| Manufacturer | Southern Gear & Machine Inc |
| Status | ACTIVE |
| Pitch Diameter | 0.8333 INCHES NOMINAL IN |
| Surface Treatment | ANODIZE HUB |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE HUB |
| Teeth Quantity | 40 |
| Furnished Items and Quantity | 1 SETSCREW |
| Body Style | PLAIN, SOLID |
| Pressure Angle | 20.0000 DEGREES |
| Style Designator | PROTRUDING HUB |
| Bore Style | PLAIN BOTH ENDS |
| Material Document and Classification | QQ-A-225/6,T4 FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Hub Style Designator | PINNED FIRST END |
| Tooth Form | STANDARD |
| Nominal Outside Diameter | 0.875 INCHES IN |
| Material | ALUMINUM ALLOY 2024 OVERALL |
| Nominal Distance Between Body Face and Protruding Hub End | 0.250 INCHES FIRST END IN |
| Surface Treatment Document and Classification | MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE BODY |
| Face Nominal Width | 0.125 INCHES IN |
| Bore Nominal Diameter | 0.187 INCHES BOTH ENDS IN |
| Hub Nominal Diameter | 0.375 INCHES FIRST END IN |
| Precision Classification | QUALITY NUMBER 10 |
| Surface Treatment | ANODIZE BODY |
| Backlash Designation | GRADE C |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| 155-40 PRIMARY | Southern Gear & Machine Inc (USA) |
| 560-2-1239 | Cae Usa Inc. (USA) |
NSN 3020-00-988-9280 is a Gear,spur, manufactured by Southern Gear & Machine Inc, classified under FSC 3020 (No Item Name Available). Status: active.
NSN 3020-00-988-9280 has 2 cross-referenced part numbers: 155-40 (Southern Gear & Machine Inc), 560-2-1239 (Cae Usa Inc.).
There are 12 known substitutes for 3020-00-988-9280: 5950-00-010-3005, 5950-00-056-3369, 3895-00-164-2642 and 9 more. Verify interchangeability with system specifications before substitution.
Key specifications for 155-40: Pitch Diameter: 0.8333 INCHES NOMINAL IN; Surface Treatment: ANODIZE HUB; Surface Treatment Document and Classification: MIL-A-8625,TYPE 1 MIL SPEC SINGLE TREATMENT RESPONSE HUB; Special Features: MTG HOLES 90 DEG APART. 23 total characteristics are documented in the Federal Logistics Information System.