NSN 6685-00-945-4963 · NIIN 009454963 · Part number 10A1-31
Ideal Aerosmith Inc · FSC 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 30120
Government record, cited
NSN 6685-00-945-4963 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-945-4963. Manufacturer of record part number: 10A1-31.
Also searched as6685-00-945-4963 ·
6685009454963 ·
NIIN 009454963 ·
00-945-4963 ·
FSC 6685 Pressure, Temperature, and Humidity Measuring and Controlling Instruments · CAGE 30120 · 10A1-31
Supplementary Features: MANUFACTURERS NAME: MERCURIAL ALTITUDE TEST BAROMETER
Scale Range: -1000.0 TO 80000.0 FEET OF ALTITUDE AND +0.0 TO 800.0 MILLIMETERS OF MERCURY MM
Graduation Unit: 0.001 MILLIMETERS MM
Functional Description: USED FOR THE TEST AND CALIBRATION OF ALTIMETERS, MACH INDICATORS, AIR SPEED INDICATORS, PRESSURE GAGES AND OTHER TYPES OF EQUIPMENT USING PNEUMATIC PRESSURE AS A SOURCE OF OPERATION
1 manufacturer part number on file
Identification
NSN: 6685-00-945-4963
NIIN: 009454963
FSC: 6685 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: 10A1-31
Manufacturer: Ideal Aerosmith Inc
General Description
The Barometer,mercurial, cataloged under National Stock Number 6685-00-945-4963, 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 Ideal Aerosmith Inc. Government technical data includes 6 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.
Technical Specifications
Parameter
Value
NSN
6685-00-945-4963
Primary Part Number
10A1-31
Item Name
Barometer,mercurial
FSC / FSG
6685 / 66 — Pressure, Temperature, and Humidity Measuring and Controlling Instruments
Manufacturer
Ideal Aerosmith Inc
Status
ACTIVE
Cistern Type
ADJUSTING SCREW
Tube Bore Diameter
0.631 INCHES NOMINAL IN
Supplementary Features
MANUFACTURERS NAME: MERCURIAL ALTITUDE TEST BAROMETER
Scale Range
-1000.0 TO 80000.0 FEET OF ALTITUDE AND +0.0 TO 800.0 MILLIMETERS OF MERCURY MM
Graduation Unit
0.001 MILLIMETERS MM
Functional Description
USED FOR THE TEST AND CALIBRATION OF ALTIMETERS, MACH INDICATORS, AIR SPEED INDICATORS, PRESSURE GAGES AND OTHER TYPES OF EQUIPMENT USING PNEUMATIC PRESSURE AS A SOURCE OF OPERATION
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 6685-00-945-4963?
NSN 6685-00-945-4963 is a Barometer,mercurial, manufactured by Ideal Aerosmith Inc, classified under FSC 6685, Pressure, Temperature, and Humidity Measuring and Controlling Instruments. Status: active.
What part numbers are listed for NSN 6685-00-945-4963?
NSN 6685-00-945-4963 has 1 manufacturer part number on file: 10A1-31 (Ideal Aerosmith Inc).
What are the specifications of 10A1-31?
Key specifications for 10A1-31: Overall Height: 47.000 INCHES NOMINAL IN; Cistern Type: ADJUSTING SCREW; Tube Bore Diameter: 0.631 INCHES NOMINAL IN; Supplementary Features: MANUFACTURERS NAME: MERCURIAL ALTITUDE TEST BAROMETER. 6 specifications are documented in the U.S. Government catalog.
Is NSN 6685-00-945-4963 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.