PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

10AA25WM6 SCALE AManometer,u-Tube

Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument · NSN 6685-00-601-5982 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-601-5982 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-601-5982. Primary manufacturer part number: 10AA25WM6 SCALE A.
Features
  • Manometer,u-Tube — FSC 6685
  • Indicator Type: ONE LIQUID
  • Thread Size and Series/type Designator: 1/4 NPT
  • Operating Pressure: 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
  • Indicating Liquid: PROVIDED
  • Connection Facility Type: INTERNAL
  • Parallax Eliminating Feature: NOT PROVIDED
  • Zero Adjuster: PROVIDED
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Manometer,u-Tube, cataloged under National Stock Number 6685-00-601-5982, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument. Government technical data includes 15 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 6 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-601-5982
Primary Part Number10AA25WM6 SCALE A
Item NameManometer,u-Tube
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerScott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument
StatusCANCELLED
Indicator TypeONE LIQUID
Thread Size and Series/type Designator1/4 NPT
Operating Pressure250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Indicating LiquidPROVIDED
Connection Facility TypeINTERNAL
Parallax Eliminating FeatureNOT PROVIDED
Zero AdjusterPROVIDED
Connection LocationUPPER LEFT RIGHT SIDE
Control ValveNOT PROVIDED
Scale Smallest Increment0.1 INCHES IN
Equalizing ValveNOT PROVIDED
Indicating Liquid for Which DesignedMERCURY
Connection TypeTHREADED
Scale Range+0.0 TO 6.0 INCHES IN
Mounting Provision for Which DesignedSURFACE PANEL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 8
6685-00-290-183210AA25WM INTERCHANGEABLE
Manometer,u-Tube
Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument
6685-00-527-7262 INTERCHANGEABLE
Manometer,u-Tube
6685-00-536-9243 INTERCHANGEABLE
Manometer,u-Tube
6685-00-566-867310AA25TM-50 INTERCHANGEABLE
Manometer,u-Tube
Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument
6685-00-813-5527ZS10AA25WM15 INTERCHANGEABLE
Manometer,u-Tube
Western/scott Fetzer Company
6685-00-848-635310AA25WM20 INTERCHANGEABLE
No Item Name Available
Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument
5305-01-122-0254 INTERCHANGEABLE
Screw,cap,hexagon Head
5995-01-530-4220B1103 INTERCHANGEABLE
Cable Assembly,special Purpose,e
Lockheed Martin Corporation Div Rms - Manassas
Cross-Reference Index
Part NumberManufacturer
ISM3316 Striegel Supply, Inc. Dba Striegel Supply Inc (USA)
10AA25WM Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument (USA)
D443PCALL Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument (USA)
10AA25WM6 SCALE A PRIMARY Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument (USA)
B1103 Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument (USA)
6685PL1574201 Jednolity Indeks Materialowy - Uniform Material Index (POL)
Related Parts
6685-00-290-1832INTERCHANGEABLE
MANOMETER,U-TUBE
10AA25WM
6685-00-527-7262INTERCHANGEABLE
MANOMETER,U-TUBE
6685-00-536-9243INTERCHANGEABLE
MANOMETER,U-TUBE
6685-00-566-8673INTERCHANGEABLE
MANOMETER,U-TUBE
10AA25TM-50
6685-00-813-5527INTERCHANGEABLE
MANOMETER,U-TUBE
ZS10AA25WM15
6685-00-848-6353INTERCHANGEABLE
NO ITEM NAME AVAILABLE
10AA25WM20
5305-01-122-0254INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5995-01-530-4220INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
B1103

Frequently Asked Questions

What is NSN 6685-00-601-5982?

NSN 6685-00-601-5982 is a Manometer,u-Tube, manufactured by Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-601-5982?

NSN 6685-00-601-5982 has 6 cross-referenced part numbers: ISM3316 (Striegel Supply, Inc. Dba Striegel Supply Inc), 10AA25WM (Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument), D443PCALL (Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument), 10AA25WM6 SCALE A (Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument), B1103 (Scott Fetzer Company, the Dba Meriam Process Technologies Div Meriam Instrument) and 1 more.

What NSN replaces 6685-00-601-5982?

There are 8 known substitutes for 6685-00-601-5982: 6685-00-290-1832, 6685-00-527-7262, 6685-00-536-9243 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 10AA25WM6 SCALE A?

Key specifications for 10AA25WM6 SCALE A: Indicator Type: ONE LIQUID; Thread Size and Series/type Designator: 1/4 NPT; Operating Pressure: 250.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS; Indicating Liquid: PROVIDED. 15 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-601-5982 still in active supply?

NSN 6685-00-601-5982 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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