The Humidity Element,resistance, cataloged under National Stock Number 6685-01-514-9496, 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 General Eastern Instruments, Inc Div Ge Industrial Systems. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 6685-01-514-9496 |
| Primary Part Number | MMR 31-R8A2H |
| Item Name | Humidity Element,resistance |
| FSC / FSG | 6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments |
| Manufacturer | General Eastern Instruments, Inc Div Ge Industrial Systems |
| Status | ACTIVE |
| Nominal Length | 12.200 INCHES IN |
| Active Ingredient | SILICA GEL |
| Body Nominal Height | 4.040 INCHES IN |
| Nominal Width | 4.440 INCHES IN |
| Media for Which Designed | MOISTURE |
| Material | ALUMINUM |
| 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 |
|---|---|
| MMR 31-R8A2H PRIMARY | General Eastern Instruments, Inc Div Ge Industrial Systems (USA) |
| 1000004516 | Noske-Kaeser Germany Gmbh (DEU) |
| MMR 31-R8A2H | Noske-Kaeser Germany Gmbh (DEU) |
NSN 6685-01-514-9496 is a Humidity Element,resistance, manufactured by General Eastern Instruments, Inc Div Ge Industrial Systems, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
NSN 6685-01-514-9496 has 3 manufacturer part numbers on file: MMR 31-R8A2H (General Eastern Instruments, Inc Div Ge Industrial Systems), 1000004516 (Noske-Kaeser Germany Gmbh), MMR 31-R8A2H (Noske-Kaeser Germany Gmbh).
Key specifications for MMR 31-R8A2H: Nominal Length: 12.200 INCHES IN; Active Ingredient: SILICA GEL; Body Nominal Height: 4.040 INCHES IN; Special Features: OPERATING TEMP. OF MINUS 15 DEGC TO PLUS 85 DEGC; WEIGHT IS 4.40 LBS.; PROCESS CONNECTION IS PG 1/2 COMPRESSION FITTING, MALE THREAD, GASKET, SS FERRULE; PROTECTIVE CAP IS STANDARD 100 MICRON SINTERED FILTER; ENCLOSURE CONDUIT IS PG 16 FEMALE WITH CABLE GLAND AND PLUG LBS. 6 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.