PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

104-10Manometer,vertical Tube

Dwyer Instruments Inc · NSN 6685-00-043-3739 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-043-3739 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-043-3739. Primary manufacturer part number: 104-10.
Features
  • Manometer,vertical Tube — FSC 6685
  • Scale Range: +0.0 TO 10.0 INCHES IN
  • Connection Location: TOP RIGHT SIDE AND TOP LEFT SIDE
  • Scale Smallest Increment: 0.1 INCHES IN
  • Mounting Provision for Which Designed: FLUSH FLANGE
  • Zero Adjuster: PROVIDED
  • Indicating Liquid: PROVIDED
  • Receptacle Type: WELL
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Manometer,vertical Tube, cataloged under National Stock Number 6685-00-043-3739, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Dwyer Instruments Inc. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-043-3739
Primary Part Number104-10
Item NameManometer,vertical Tube
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerDwyer Instruments Inc
StatusACTIVE
Scale Range+0.0 TO 10.0 INCHES IN
Connection LocationTOP RIGHT SIDE AND TOP LEFT SIDE
Scale Smallest Increment0.1 INCHES IN
Mounting Provision for Which DesignedFLUSH FLANGE
Zero AdjusterPROVIDED
Indicating LiquidPROVIDED
Receptacle TypeWELL
Operating Pressure100.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Equalizing ValveNOT PROVIDED
Control ValvePROVIDED
Parallax Eliminating FeaturePROVIDED
Tubing Outside Diameter0.188 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6680-00-066-8934 INTERCHANGEABLE
Meter,flow Rate Indicating
3110-00-156-50961410SA-1B1 INTERCHANGEABLE
Bearing,ball,annular
Schatz Bearing Corporation Dba Schatz Bearing Corp
5930-00-518-0718 INTERCHANGEABLE
Switch Subassembly
5977-00-736-494910410 INTERCHANGEABLE
Brush,electrical Contact
Miraj Corp
6610-00-759-0314 INTERCHANGEABLE
Post,spring
6695-00-924-074810410 INTERCHANGEABLE
Transducer,motional Pickup
Celtech Corporation Div Use CAGE 65552 for All Orders
2920-01-060-902110410 INTERCHANGEABLE
Regulator
Phelon R E Co Inc
5895-01-095-704510410 INTERCHANGEABLE
Converter,frequency,static
Creating Technology Solutions, Llc Dba Technology Research Corp Div Technology Research Corp
5130-01-183-3557 INTERCHANGEABLE
Socket,socket Wrench
3830-01-184-7129 INTERCHANGEABLE
Cutting Edge,moldboard
Cross-Reference Index
Part NumberManufacturer
MSS84075-15 Engineered Air Systems, Inc. Dba Drs Sustainment Systems (USA)
104-10 PRIMARY Dwyer Instruments Inc (USA)
Related Parts
6680-00-066-8934INTERCHANGEABLE
METER,FLOW RATE INDICATING
3110-00-156-5096INTERCHANGEABLE
BEARING,BALL,ANNULAR
1410SA-1B1
5930-00-518-0718INTERCHANGEABLE
SWITCH SUBASSEMBLY
5977-00-736-4949INTERCHANGEABLE
BRUSH,ELECTRICAL CONTACT
10410
6610-00-759-0314INTERCHANGEABLE
POST,SPRING
6695-00-924-0748INTERCHANGEABLE
TRANSDUCER,MOTIONAL PICKUP
10410
2920-01-060-9021INTERCHANGEABLE
REGULATOR
10410
5895-01-095-7045INTERCHANGEABLE
CONVERTER,FREQUENCY,STATIC
10410
5130-01-183-3557INTERCHANGEABLE
SOCKET,SOCKET WRENCH
3830-01-184-7129INTERCHANGEABLE
CUTTING EDGE,MOLDBOARD
5365-01-283-5408INTERCHANGEABLE
PLUG,MACHINE THREAD
11137
6130-01-378-6778INTERCHANGEABLE
POWER SUPPLY
10410

Frequently Asked Questions

What is NSN 6685-00-043-3739?

NSN 6685-00-043-3739 is a Manometer,vertical Tube, manufactured by Dwyer Instruments Inc, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-043-3739?

NSN 6685-00-043-3739 has 2 cross-referenced part numbers: MSS84075-15 (Engineered Air Systems, Inc. Dba Drs Sustainment Systems), 104-10 (Dwyer Instruments Inc).

What NSN replaces 6685-00-043-3739?

There are 12 known substitutes for 6685-00-043-3739: 6680-00-066-8934, 3110-00-156-5096, 5930-00-518-0718 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 104-10?

Key specifications for 104-10: Scale Range: +0.0 TO 10.0 INCHES IN; Connection Location: TOP RIGHT SIDE AND TOP LEFT SIDE; Scale Smallest Increment: 0.1 INCHES IN; Mounting Provision for Which Designed: FLUSH FLANGE. 12 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com