The Transmitter,pressure, cataloged under National Stock Number 6685-01-526-8732, 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 Kulite Semiconductor Products Inc. Government technical data includes 15 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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 | 6685-01-526-8732 |
| Primary Part Number | APTE-259A-150G |
| Item Name | Transmitter,pressure |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | Kulite Semiconductor Products Inc |
| Status | ACTIVE |
| Actuation Method | DIAPHRAGM |
| Contact Type | PIN |
| Current Type | DC |
| Mechanical Connection Quantity | 1 |
| Electrical Connection Quantity | 1 |
| Overall Diameter | 1.110 INCHES MINIMUM AND 1.125 INCHES MAXIMUM IN |
| Electrical Connection Identifying Number | RECEPTACLE PER MILC5015 SHALL MATE WIT PLUG MS3459KS10SL-3S |
| Mounting Method | EXTERNAL STRAIGHT THREAD CONNECTION |
| Mechanical Connection Type | EXTERNAL THREAD |
| Reference Data and Literature | KULITE DRAWING APTE-260-1000-4 AND BOEING DRAWING 17B7N9001 |
| Mechanical Connection Size | 1/2-20 UNJF-3A THREAD,.750 DIA A |
| Contact Quantity | 3 |
| Functional Description | MONITOR THE 14TH STAGE BLEED AIR PRESSURE 2 ON EACH INBOARD ENGINE |
| Voltage Rating | 24.0 VOLTS MINIMUM AND 32.0 VOLTS MAXIMUM INPUT |
| Measurement Range | +0.0 TO 275.0 POUNDS PRESSURE PER SQUARE INCH LBS |
| 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 |
|---|---|
| APTE-259A-150G PRIMARY | Kulite Semiconductor Products Inc (USA) |
| Reference | Meaning |
|---|---|
| 17B7N9001-505 | 7/2 Vendor item drawing reference U.S. Government activity |
NSN 6685-01-526-8732 is a Transmitter,pressure, manufactured by Kulite Semiconductor Products Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-526-8732 has 1 manufacturer part number on file: APTE-259A-150G (Kulite Semiconductor Products Inc).
Key specifications for APTE-259A-150G: Actuation Method: DIAPHRAGM; Contact Type: PIN; Current Type: DC; Mechanical Connection Quantity: 1. 15 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.