The Indicator,pressure, cataloged under National Stock Number 6685-01-608-1561, 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 Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc. 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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 | 6685-01-608-1561 |
| Primary Part Number | SEDL-0C9C |
| Item Name | Indicator,pressure |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc |
| 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 |
|---|---|
| SEDL-0C9C | Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc (USA) |
| Reference | Meaning |
|---|---|
| S231T245-4 | 5/2 Secondary reference U.S. Government activity |
| SEDL0C9C | 3/9 Design control — primary reference Ametek, Inc. Div Aerospace & Defense |
NSN 6685-01-608-1561 is a Indicator,pressure, manufactured by Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-608-1561 has 1 manufacturer part number on file: SEDL-0C9C (Allclear Aerospace & Defense, Inc. Dba Allclear Aerospace & Defense Inc).
Key specifications for SEDL-0C9C: Special Features: BAZEL: GRAY; THE INPUT SIGNAL TO EACH CHANNEL SHAL BE A DIFFERENTIAL DC VOLTAGE, W/A NORMAL MODE RANGE OF 0.4 TO 5.2 VOLTS DC CORRESPONDING LINEARLY TO 0 TO 80 PSI. 0 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.