The Altimeter,pressurized Compartmen, cataloged under National Stock Number 6685-01-140-3692, 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 Kearflex Engineering Company. Government technical data includes 11 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. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-140-3692 |
| Primary Part Number | 2109-5-M |
| Item Name | Altimeter,pressurized Compartmen |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Kearflex Engineering Company |
| Status | ACTIVE |
| Scale Quantity | 1 |
| Scale Marking | LINED INCREMENTS |
| Mechanical Connection Quantity | 1 |
| Scale Name | CABIN PRESSURE ALTITUDE |
| Electrical Connection Quantity | 1 |
| Electrical Connection Identifying Number | TYPE NO. DM-5600-3P |
| Mounting Method | PANEL |
| Mechanical Connection Type | STATIC BOSS |
| Scale Marking Transparency | NONLUMINOUS |
| Pointer Quantity | 1 |
| Scale Smallest Increment Graduation | 1000 FT FT |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | N |
| Part Number | Manufacturer |
|---|---|
| 2109-5-M PRIMARY | Kearflex Engineering Company (USA) |
NSN 6685-01-140-3692 is a Altimeter,pressurized Compartmen, manufactured by Kearflex Engineering Company, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-140-3692 has 1 manufacturer part number on file: 2109-5-M (Kearflex Engineering Company).
Key specifications for 2109-5-M: Scale Quantity: 1; Overall Height: 2.306 INCHES MINIMUM AND 2.369 INCHES MAXIMUM IN; Scale Marking: LINED INCREMENTS; Mechanical Connection Quantity: 1. 11 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.
NSN 6685-01-140-3692 has DEMIL Code Q. Demilitarization may be required before disposal or transfer to non-military entities.
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.