NSN 6685-01-642-2397 · NIIN 016422397 · Part number BETAGAUGE 321
Martel Electronics Corp · FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 05TF0
Government record, cited
NSN 6685-01-642-2397 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-642-2397. Manufacturer of record part number: BETAGAUGE 321.
Also searched as6685-01-642-2397 ·
6685016422397 ·
NIIN 016422397 ·
01-642-2397 ·
FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · CAGE 05TF0 · BETAGAUGE 321
Nearby stock numbers← 6685-01-642-2326 Sensor, Ambient Temperature
·
6685-01-642-2528 Hygrometer, Digital →
Features
Tester,pressure Gage — FSC 6685
Portability: PORTABLE
Carrying Case: PROVIDED
2 manufacturer part numbers on file
Manufacturer of record: Martel Electronics Corp
Identification
NSN: 6685-01-642-2397
NIIN: 016422397
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: BETAGAUGE 321
Manufacturer: Martel Electronics Corp
General Description
The Tester,pressure Gage, cataloged under National Stock Number 6685-01-642-2397, 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 Martel Electronics Corp. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
6685-01-642-2397
Primary Part Number
BETAGAUGE 321
Item Name
Tester,pressure Gage
FSC / FSG
6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Manufacturer
Martel Electronics Corp
Status
ACTIVE
Portability
PORTABLE
Carrying Case
PROVIDED
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
6685-00-001-1475
6685-00-001-1475 · Item name not on file
6685-00-001-1503
CONTROL,TOTALIZER
6685-00-001-1643
6685-00-001-1643 · Item name not on file
6685-00-001-1711
GAGE,PRESSURE,DIAL INDICATING
6685-00-001-2099
6685-00-001-2099 · Item name not on file
6685-00-001-2100
6685-00-001-2100 · Item name not on file
6685-00-001-2101
6685-00-001-2101 · Item name not on file
6685-00-001-2102
6685-00-001-2102 · Item name not on file
Frequently Asked Questions
What is NSN 6685-01-642-2397?
NSN 6685-01-642-2397 is a Tester,pressure Gage, manufactured by Martel Electronics Corp, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
What part numbers are listed for NSN 6685-01-642-2397?
NSN 6685-01-642-2397 has 2 manufacturer part numbers on file: BETAGAUGE 321 (Martel Electronics Corp), BETAGAUGE 321 (Zedflo Australia).
What are the specifications of BETAGAUGE 321?
Key specifications for BETAGAUGE 321: Portability: PORTABLE; Special Features: PT100 RTD PROBE, TEST LEADS, RANGE IS 15.0 - 30.0; Carrying Case: PROVIDED; Part Name Assigned by Controlling Agency: CALIBRATOR, PRESSURE. 2 specifications are documented in the U.S. Government catalog.
Is NSN 6685-01-642-2397 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.