PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FA129-340Gage,absolute Pressure,dial Indi

Wika Holding Lp · NSN 6685-00-684-2799 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-684-2799 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-684-2799. Primary manufacturer part number: FA129-340.
Features
  • Gage,absolute Pressure,dial Indi — FSC 6685
  • Bolt Circle Diameter: 10.125 INCHES NOMINAL IN
  • Mounting Hole Quantity: 3
  • Surface Treatment: ANODIZE CASE
  • Material: GLASS PROTECTIVE CRYSTAL
  • Connection Location: LOWER
  • Connection Type: INTERNAL
  • Pointer Type: INDICATING
Applications
  • Applications requiring Glass Protective Crystal construction
General Description

The Gage,absolute Pressure,dial Indi, cataloged under National Stock Number 6685-00-684-2799, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Wika Holding Lp. Government technical data includes 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 19 commercial cross-references from 8 manufacturers, 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
NSN6685-00-684-2799
Primary Part NumberFA129-340
Item NameGage,absolute Pressure,dial Indi
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerWika Holding Lp
StatusCANCELLED
Bolt Circle Diameter10.125 INCHES NOMINAL IN
Mounting Hole Quantity3
Surface TreatmentANODIZE CASE
MaterialGLASS PROTECTIVE CRYSTAL
Connection LocationLOWER
Connection TypeINTERNAL
Pointer TypeINDICATING
Connection Quantity1
FSC Application DataGAGE,ABSOLUTE PRESSURE,DIAL INDICATING EXCEPT AIRCRAFT INSTRUMENT,ENGINE
Actuation TypeDIAPHRAGM
AdjustabilityADJUSTABLE
MaterialALUMINUM CASE
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
Pointer ColorBLACK
MaterialNICKEL ALLOY ACTUATING ELEMENT
Scale NamePRESSURE
Mounting MethodFLUSH PANEL
Unable to DecodeUNABLE TO DECODE
Scale Accuracy0.1 PCT ENTIRE RANGE
Scale TypeSINGLE
Connector Type VentNOT PROVIDED
Scale Range+0.000 TO 100.000 INCHES OF MERCURY IN
Graduation Unit1.0 INCHES IN
Scale Smallest Increment0.1 INCHES IN
Dial Size8-1/2 IN. DIA IN
Connection Size1/8 IN. NPT IN
Mounting Hole Diameter0.228 INCHES NOMINAL IN
Overall Diameter10.687 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3110-00-156-506210230 INTERCHANGEABLE
Bearing,ball,annular
Acf Industries Inc
3455-00-194-052310230 INTERCHANGEABLE
Cutter,milling,plain
Niagara Cutter Inc
6810-00-264-6508 INTERCHANGEABLE
Oxalic Acid
5133-00-277-69421302 57/64 INTERCHANGEABLE
Drill,twist
Morse Cutting Tools
6625-00-402-606410230 INTERCHANGEABLE
Voltmeter
Simpson Electric Company, Inc.
5961-00-467-1807102-3 INTERCHANGEABLE
Semiconductor Device Assembly
Motorola Automotive Electronics
5850-00-544-7704A2317-1 INTERCHANGEABLE
Filter Assy
Grimes Aerospace Company
4920-00-626-758710230 INTERCHANGEABLE
Support Assy
Elbitamerica, Inc.
5950-00-690-079210230 INTERCHANGEABLE
Transformer,power
Weigh-Tronix Inc
3930-00-824-5624 INTERCHANGEABLE
Scraper,roller
Cross-Reference Index
Part NumberManufacturer
SCD10230 Celtech Corporation Div Use CAGE 65552 for All Orders (USA)
FA129340 Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA)
61A1B0100 Wika Holding Lp (USA)
FA129322 Wika Holding Lp (USA)
002760 Goleman J B and Associates Inc (USA)
FA129321 Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA)
FA129322 Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA)
10230 Celtech Corporation Div Use CAGE 65552 for All Orders (USA)
FA129323 Wika Holding Lp (USA)
FA129-340 Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA)
7912574 Us Army Aviation and Missile Command (USA)
FA129323 Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA)
129340 Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA)
A23171 The Boeing Company Div Defense (USA)
608469-1 L3harris Technologies, Inc. Dba Harris Corporation (USA)
202-24000-1 Triumph Aerostructures, Llc Dba Triumph Aerostructures - Vought Integrated Programs Division (USA)
61A1B0100 Siemens Water Technologies Corp. Div Wallace & Tiernan Products (USA)
FA129321 Wika Holding Lp (USA)
FA129-340 PRIMARY Wika Holding Lp (USA)
Related Parts
3110-00-156-5062INTERCHANGEABLE
BEARING,BALL,ANNULAR
10230
3455-00-194-0523INTERCHANGEABLE
CUTTER,MILLING,PLAIN
10230
6810-00-264-6508INTERCHANGEABLE
OXALIC ACID
5133-00-277-6942INTERCHANGEABLE
DRILL,TWIST
1302 57/64
6625-00-402-6064INTERCHANGEABLE
VOLTMETER
10230
5961-00-467-1807INTERCHANGEABLE
SEMICONDUCTOR DEVICE ASSEMBLY
102-3
5850-00-544-7704INTERCHANGEABLE
FILTER ASSY
A2317-1
4920-00-626-7587INTERCHANGEABLE
SUPPORT ASSY
10230
5950-00-690-0792INTERCHANGEABLE
TRANSFORMER,POWER
10230
3930-00-824-5624INTERCHANGEABLE
SCRAPER,ROLLER
5999-00-840-4442INTERCHANGEABLE
WIRE MESH,KNITTED
6610-00-942-3149INTERCHANGEABLE
DESICCANT ASSY
101986

Frequently Asked Questions

What is NSN 6685-00-684-2799?

NSN 6685-00-684-2799 is a Gage,absolute Pressure,dial Indi, manufactured by Wika Holding Lp, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-684-2799?

NSN 6685-00-684-2799 has 19 cross-referenced part numbers: SCD10230 (Celtech Corporation Div Use CAGE 65552 for All Orders), FA129340 (Siemens Water Technologies Corp. Div Wallace & Tiernan Products), 61A1B0100 (Wika Holding Lp), FA129322 (Wika Holding Lp), 002760 (Goleman J B and Associates Inc) and 14 more.

What NSN replaces 6685-00-684-2799?

There are 12 known substitutes for 6685-00-684-2799: 3110-00-156-5062, 3455-00-194-0523, 6810-00-264-6508 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of FA129-340?

Key specifications for FA129-340: Bolt Circle Diameter: 10.125 INCHES NOMINAL IN; Mounting Hole Quantity: 3; Surface Treatment: ANODIZE CASE; Material: GLASS PROTECTIVE CRYSTAL. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-684-2799 still in active supply?

NSN 6685-00-684-2799 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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