The Probe,oil Scavenge,temp- Pressur, cataloged under National Stock Number 6685-01-558-8443, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Atec Inc. Government technical data includes 2 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-558-8443 |
| Primary Part Number | 103-5053-1 |
| Item Name | Probe,oil Scavenge,temp- Pressur |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Atec Inc |
| Status | ACTIVE |
| Relationship to Similar Equipment | PER TO 33D4-6-522-4 REPLACES 6685-01-129-5962 |
| Reference Data and Literature | TO 33D4-6-522-4 |
| 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 |
|---|---|
| 103-5053-1 PRIMARY | Atec Inc (USA) |
| Reference | Meaning |
|---|---|
| 103-5053-1 | 5/2 Secondary reference U.S. Government activity |
NSN 6685-01-558-8443 is a Probe,oil Scavenge,temp- Pressur, manufactured by Atec Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-558-8443 has 1 manufacturer part number on file: 103-5053-1 (Atec Inc).
Key specifications for 103-5053-1: Relationship to Similar Equipment: PER TO 33D4-6-522-4 REPLACES 6685-01-129-5962; Reference Data and Literature: TO 33D4-6-522-4; Special Features: COMBINATION TEMP / PRESSURE SENSOR THAT MONITORS SCAVENGED OIL; End Item Identification: F-15 AIRCRAFT ENGINE ADAPTER KIT KMU-453E 4920-01-508-9135. 2 specifications are documented in the U.S. Government catalog.
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.