The Sensor,speed Log,electromagnetic, cataloged under National Stock Number 6605-01-514-6903, is classified within Federal Supply Class 6605 (Navigational Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Timken Gears & Services Inc. Div Philadelphia Gear. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
| Item Name | Sensor,speed Log,electromagnetic |
| FSC / FSG | 6605 — Navigational Instruments (FSG 66) |
| Manufacturers | Timken Gears & Services Inc. Div Philadelphia Gear (CAGE 17454); Ai-Tek Instruments Llc Dba Ai-Tek Instruments Llc (CAGE 1XP56) |
| Parameter | Value |
|---|---|
| NSN | 6605-01-514-6903 |
| Primary Part Number | 37000-0489 |
| Item Name | Sensor,speed Log,electromagnetic |
| FSC / FSG | 6605 / 66 — Navigational Instruments |
| Manufacturer | Timken Gears & Services Inc. Div Philadelphia Gear |
| Status | ACTIVE |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| 37000-0489 PRIMARY | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| 15070-0014 LINE ITEM 25 | Timken Gears & Services Inc. Div Philadelphia Gear (USA) |
| 70085-1010-026 | Ai-Tek Instruments Llc Dba Ai-Tek Instruments Llc (USA) |
| Reference | Meaning |
|---|---|
| 15070-0014 | D/9 Drawing number reference only Timken Gears & Services Inc. Div Philadelphia Gear |
| 70085-1010-026 | 5/9 Secondary reference U.S. Government activity |
NSN 6605-01-514-6903 is a Sensor,speed Log,electromagnetic, manufactured by Timken Gears & Services Inc. Div Philadelphia Gear, classified under FSC 6605, Navigational Instruments. Status: active.
NSN 6605-01-514-6903 has 3 manufacturer part numbers on file: 37000-0489 (Timken Gears & Services Inc. Div Philadelphia Gear), 15070-0014 LINE ITEM 25 (Timken Gears & Services Inc. Div Philadelphia Gear), 70085-1010-026 (Ai-Tek Instruments Llc Dba Ai-Tek Instruments Llc).
1 possible match (shared part number, not a government interchangeability claim): 5975-01-520-7408. Verify interchangeability with system specifications before substitution.
Possible hazard — SDS may be required (DLA HMIC P). 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.