PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10-00-00Barometer,mercurial

Hass Instrument Corporation · NSN 6685-00-508-1056 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-508-1056 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-508-1056. Primary manufacturer part number: 10-00-00.
Features
  • Barometer,mercurial — FSC 6685
  • Tube Bore Diameter: 12.000 MILLIMETERS NOMINAL MM
  • Thermometer Graduation Unit: 0.500 DEG CELSIUS
  • Nondefinitive Spec/std Data: A-1 TYPE
  • Cistern Type: FIXED
  • Graduation Unit: 1.000 MILLIMETERS MM
  • Thermometer Range: +0.0 TO 40.0 DEG CELSIUS
  • Scale Range: +0.0 TO 800.0 MILLIMETERS MM
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Barometer,mercurial, cataloged under National Stock Number 6685-00-508-1056, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Hass Instrument Corporation. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-508-1056
Primary Part Number10-00-00
Item NameBarometer,mercurial
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerHass Instrument Corporation
StatusCANCELLED
Tube Bore Diameter12.000 MILLIMETERS NOMINAL MM
Thermometer Graduation Unit0.500 DEG CELSIUS
Nondefinitive Spec/std DataA-1 TYPE
Cistern TypeFIXED
Graduation Unit1.000 MILLIMETERS MM
Thermometer Range+0.0 TO 40.0 DEG CELSIUS
Scale Range+0.0 TO 800.0 MILLIMETERS MM
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5999-00-021-9540100-000NY INTERCHANGEABLE
Mounting Pad,electrical-Electron
The Delbert Blinn Co Inc
5895-00-123-9883840066-1 INTERCHANGEABLE
Switch,electronic
Bae Systems Information and Electronic Systems Integration Inc.
4120-00-289-9241 INTERCHANGEABLE
Air Conditioner
2520-00-307-88508328265 INTERCHANGEABLE
Disk,clutch,vehicular
U S Army Tank Automotive Command Amsta-Im-Mm
5962-00-355-0816970503-55 INTERCHANGEABLE
Microcircuit,digital-Linear
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
5930-00-497-9222100016-101 INTERCHANGEABLE
Switch,rotary
Lockheed Martin Corporation
5310-00-595-5710100000 INTERCHANGEABLE
Washer,flat
Meggitt North Hollywood Inc
2910-00-918-305137691 INTERCHANGEABLE
Injector,fuel
Rtx Corporation Div Pratt & Whitney
5835-00-931-5568 INTERCHANGEABLE
Recorder-Reproducer,sound
3040-00-953-79641934-SW INTERCHANGEABLE
Cylinder Assembly,actuating,line
Dana Corp Mobile Fluid Products Div
Cross-Reference Index
Part NumberManufacturer
10-00-00 Hass Instrument Corporation (USA)
Related Parts
5999-00-021-9540INTERCHANGEABLE
MOUNTING PAD,ELECTRICAL-ELECTRON
100-000NY
5895-00-123-9883INTERCHANGEABLE
SWITCH,ELECTRONIC
840066-1
4120-00-289-9241INTERCHANGEABLE
AIR CONDITIONER
2520-00-307-8850INTERCHANGEABLE
DISK,CLUTCH,VEHICULAR
8328265
5962-00-355-0816INTERCHANGEABLE
MICROCIRCUIT,DIGITAL-LINEAR
970503-55
5930-00-497-9222INTERCHANGEABLE
SWITCH,ROTARY
100016-101
5310-00-595-5710INTERCHANGEABLE
WASHER,FLAT
100000
2910-00-918-3051INTERCHANGEABLE
INJECTOR,FUEL
37691
5835-00-931-5568INTERCHANGEABLE
RECORDER-REPRODUCER,SOUND
3040-00-953-7964INTERCHANGEABLE
CYLINDER ASSEMBLY,ACTUATING,LINE
1934-SW
6130-01-135-9849INTERCHANGEABLE
POWER SUPPLY
2826361-1
3655-01-158-5321INTERCHANGEABLE
TANK,STORAGE,LIQUID ARGON-NITROG
100000

Frequently Asked Questions

What is NSN 6685-00-508-1056?

NSN 6685-00-508-1056 is a Barometer,mercurial, manufactured by Hass Instrument Corporation, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-508-1056?

NSN 6685-00-508-1056 has 1 cross-referenced part number: 10-00-00 (Hass Instrument Corporation).

What NSN replaces 6685-00-508-1056?

There are 12 known substitutes for 6685-00-508-1056: 5999-00-021-9540, 5895-00-123-9883, 4120-00-289-9241 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10-00-00?

Key specifications for 10-00-00: Tube Bore Diameter: 12.000 MILLIMETERS NOMINAL MM; Thermometer Graduation Unit: 0.500 DEG CELSIUS; Nondefinitive Spec/std Data: A-1 TYPE; Cistern Type: FIXED. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-508-1056 still in active supply?

NSN 6685-00-508-1056 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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