The Gear Rack, cataloged under National Stock Number 3020-01-317-0842, 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 L3 Technologies, Inc. Div L3 Keo. Government technical data includes 17 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3020-01-317-0842 |
| Primary Part Number | 055385 |
| Item Name | Gear Rack |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | L3 Technologies, Inc. Div L3 Keo |
| Status | ACTIVE |
| Teeth Quantity | 26 |
| Surface Treatment Document and Classification | QQ-P-35,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| Pitch Height | 0.2690 INCHES NOMINAL IN |
| Mounting Hole Type and Quantity | 2 THREADED TRANSVERSELY THROUGH SIDE |
| Precision Classification | QUALITY NUMBER 10 OR QUALITY NUMBER 11 |
| Teeth Type | SPUR |
| Nominal Overall Length | 2.531 INCHES IN |
| Style Designator | SQUARE OR RECTANGULAR |
| Material Document and Classification | QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| Mounting Hole Nominal Thread Size | 0.112 INCHES TRANSVERSELY THROUGH SIDE IN |
| Surface Treatment | PASSIVATE OVERALL |
| Pressure Angle | 20.0000 DEGREES |
| Material | STEEL COMP 416 OVERALL |
| Mounting Hole Thread Series Designator | UNIFIED NATIONAL COARSE (UNC) TRANSVERSELY THROUGH SIDE |
| Nominal Thickness | 0.300 INCHES IN |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.230 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 |
|---|---|
| 055385 PRIMARY | L3 Technologies, Inc. Div L3 Keo (USA) |
| Reference | Meaning |
|---|---|
| AG-11 | 5/1 Secondary reference Roller Bearing Co of America, Inc Div Pic Design |
| 933C055385 | 5/9 Secondary reference L3 Technologies, Inc. Div L3 Keo |
NSN 3020-01-317-0842 is a Gear Rack, manufactured by L3 Technologies, Inc. Div L3 Keo, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-01-317-0842 has 1 manufacturer part number on file: 055385 (L3 Technologies, Inc. Div L3 Keo).
Key specifications for 055385: Teeth Quantity: 26; Surface Treatment Document and Classification: QQ-P-35,TYPE 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL; Pitch Height: 0.2690 INCHES NOMINAL IN; Mounting Hole Type and Quantity: 2 THREADED TRANSVERSELY THROUGH SIDE. 17 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.