The Tester,pressure Gage, cataloged under National Stock Number 6685-00-084-9581, is classified within Federal Supply Class 6685 (Pressure, Temperature, and Humidity Measuring and Controlling Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-00-084-9581 |
| Item Name | Tester,pressure Gage |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Status | ACTIVE |
| Portability | PORTABLE |
| Reference Data and Literature | BOEING PART NUMBER 25-35660-1,DOCUMENT D2-14768,MINUTEMAN FIGURE A 4557 |
| Scale Calibration Method | MASTER GAGE COMPARISON |
| Accessory Components and Quantity | CASE 1, PRESSURE GAGES 7, TUBE ASSEMBLIES 7 |
| Functional Classification | AA-8.4 |
| Carrying Case | PROVIDED |
| Functional Description | MAINTENANCE GROUND EQUIPMENT USED TO PROVIDE A MEANS OF TESTING AND VERIFYING THE ACCURACY OF PRESSURE GAGES INSTALLED AT THE LAUNCH SITE |
| Type/model Designation | GMU-38/E |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL Q — CCL Item — Commerce Control List |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Reference | Meaning |
|---|---|
| GMU38E | 5/2 Secondary reference U.S. Government activity |
| 25-35660-1 | 3/2 Design control — primary reference U.S. Government activity |
| 25-35660-1 | 5/9 Secondary reference The Boeing Company |
NSN 6685-00-084-9581 is a Tester,pressure Gage, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
Key specifications for 6685-00-084-9581: Portability: PORTABLE; Reference Data and Literature: BOEING PART NUMBER 25-35660-1,DOCUMENT D2-14768,MINUTEMAN FIGURE A 4557; Scale Calibration Method: MASTER GAGE COMPARISON; Accessory Components and Quantity: CASE 1, PRESSURE GAGES 7, TUBE ASSEMBLIES 7. 8 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 6685-00-084-9581 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.