The Gear Rack, cataloged under National Stock Number 3020-00-540-3650, 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 Keysight Technologies Inc. Government technical data includes 12 specifications, cited from the U.S. Government catalog. The record lists 2 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 2 items share a part number with this NSN in the catalog (possible match — not a government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 | 3020-00-540-3650 |
| Primary Part Number | 618BS351-2 5-16 |
| Item Name | Gear Rack |
| FSC / FSG | 3020 / 30 — Gears, Pulleys, Sprockets, and Transmission Chain |
| Manufacturer | Keysight Technologies Inc |
| Status | ACTIVE |
| Teeth Quantity | 110 |
| Nominal Distance From End to First Mounting Hole Center | 0.093 INCHES TRANSVERSELY THROUGH SIDE IN |
| Mounting Hole Type and Quantity | 1 PLAIN TRANSVERSELY THROUGH BOTTOM |
| Teeth Type | SPUR |
| Nominal Overall Length | 2.312 INCHES IN |
| Style Designator | SQUARE OR RECTANGULAR |
| Tooth Form | STANDARD |
| Pressure Angle | 14.5000 DEGREES |
| Material | COPPER ALLOY OVERALL |
| Nominal Thickness | 0.125 INCHES IN |
| Attachment Method | MOUNTING HOLE |
| Face Nominal Width | 0.125 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 |
|---|---|
| 618BS351-2 5-16 PRIMARY | Keysight Technologies Inc (USA) |
| 100162-2 | Telectro-Mek Inc (USA) |
| Reference | Meaning |
|---|---|
| 618BS351-2 5-16 | 3/9 Design control — primary reference Keysight Technologies, Inc. |
| 618BS351-2 5-16 | 5/9 Secondary reference Hewlett-Packard Company Dba HP |
NSN 3020-00-540-3650 is a Gear Rack, manufactured by Keysight Technologies Inc, classified under FSC 3020, Gears, Pulleys, Sprockets, and Transmission Chain. Status: active.
NSN 3020-00-540-3650 has 2 manufacturer part numbers on file: 618BS351-2 5-16 (Keysight Technologies Inc), 100162-2 (Telectro-Mek Inc).
2 possible matches (shared part number, not a government interchangeability claim): 5340-01-158-2203, 5310-01-557-0243. Verify interchangeability with system specifications before substitution.
Key specifications for 618BS351-2 5-16: Teeth Quantity: 110; Nominal Distance From End to First Mounting Hole Center: 0.093 INCHES TRANSVERSELY THROUGH SIDE IN; Mounting Hole Type and Quantity: 1 PLAIN TRANSVERSELY THROUGH BOTTOM; Teeth Type: SPUR. 12 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.