PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

78873Gage,pressure,dial Indicating

Stewart-Warner Corporation · NSN 6620-00-526-8723 · FSC 6620 · No Item Name Available
Verified by PartsTable
NSN 6620-00-526-8723 — this item is cataloged by the U.S. Government under National Stock Number 6620-00-526-8723. Primary manufacturer part number: 78873.
Features
  • Gage,pressure,dial Indicating — FSC 6620
  • Bolt Circle Diameter: 2.438 INCHES NOMINAL IN
  • Material: BRONZE ACTUATING ELEMENT
  • Connection Quantity: 1
  • Scale Range: +0.000 TO 100.000 POUNDS PRESSURE PER SQUARE INCH LBS
  • Dial Size: 1-13/16 IN. DIA IN
  • Scale Type: SINGLE
  • Scale Accuracy: 2 PCT ENTIRE RANGE
Applications
  • Applications requiring Bronze Actuating Element construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6620-00-526-8723, is classified within Federal Supply Class 6620 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Stewart-Warner Corporation. Government technical data includes 25 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 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
NSN6620-00-526-8723
Primary Part Number78873
Item NameGage,pressure,dial Indicating
FSC / FSG6620 / 66 — No Item Name Available
ManufacturerStewart-Warner Corporation
StatusACTIVE
Bolt Circle Diameter2.438 INCHES NOMINAL IN
MaterialBRONZE ACTUATING ELEMENT
Connection Quantity1
Scale Range+0.000 TO 100.000 POUNDS PRESSURE PER SQUARE INCH LBS
Dial Size1-13/16 IN. DIA IN
Scale TypeSINGLE
Scale Accuracy2 PCT ENTIRE RANGE
Pointer ColorWHITE
Unable to DecodeUNABLE TO DECODE
Mounting MethodFLUSH PANEL
Connection LocationBACK
Scale Smallest Increment4.0 POUNDS LBS
Scale NamePRESSURE
Actuation TypeSINGLE BOURDON TUBE
Connector Type VentNOT PROVIDED
Scale Inscription/background ColorWHITE FIGURES ON BLACK BACKGROUND
AdjustabilityNONADJUSTABLE
Connection Size0.438 IN.-20 THD SIZE IN
Pointer TypeINDICATING
Connection TypeEXTERNAL
Graduation Unit20.0 POUNDS LBS
Mounting Hole Diameter0.188 INCHES NOMINAL IN
Overall Diameter2.125 INCHES NOMINAL IN
Mounting Hole Quantity2
MaterialBRASS CASE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5120-00-112-93555120-00-112-9355 INTERCHANGEABLE
Bit,screwdriver
General Services Administration Federal Supply Service
2910-00-202-55699064 INTERCHANGEABLE
Filter,fluid
Honeywell International Inc Dba Honeywell Div Consumer Products Group
5310-00-208-68469064-01 INTERCHANGEABLE
Nut,plain,hexagon
Ge Aviation Systems Llc
5935-00-242-77939064 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Eby Group, Llc, the Dba Eby Company Div Eby Company
5305-00-499-50229064 INTERCHANGEABLE
Setscrew
Cummins Inc.
5331-00-599-2921906-4 INTERCHANGEABLE
O-Ring
Parker Hannifin Corporation Div O-Ring Division
4030-00-599-85035514 INTERCHANGEABLE
Rod,anchor
Ngk-Locke, Inc.
5930-00-823-47384L7089-5 INTERCHANGEABLE
Switch Section,rotary
Safran Electronics & Defense, Avionics Usa, Llc Dba Use CAGE Code 879b2 for Cataloging
5340-01-045-05299064 INTERCHANGEABLE
Seat,helical Compression Spring
Cooper Interconnect, Inc. Dba Cooper Interconnect Div Interconnect
5310-01-089-60329064 INTERCHANGEABLE
Nut,plain,hexagon
Halsit Holdings Llc Div Halsit Holdings, Llc Dba Abbatron
Cross-Reference Index
Part NumberManufacturer
78873 Stewart-Warner Corporation (USA)
9064 Norfolk Naval Shipyard (USA)
14U661PC9064 Naval Ship Systems Command (USA)
Related Parts
5120-00-112-9355INTERCHANGEABLE
BIT,SCREWDRIVER
5120-00-112-9355
2910-00-202-5569INTERCHANGEABLE
FILTER,FLUID
9064
5310-00-208-6846INTERCHANGEABLE
NUT,PLAIN,HEXAGON
9064-01
5935-00-242-7793INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
9064
5305-00-499-5022INTERCHANGEABLE
SETSCREW
9064
5331-00-599-2921INTERCHANGEABLE
O-RING
906-4
4030-00-599-8503INTERCHANGEABLE
ROD,ANCHOR
5514
5930-00-823-4738INTERCHANGEABLE
SWITCH SECTION,ROTARY
4L7089-5
5340-01-045-0529INTERCHANGEABLE
SEAT,HELICAL COMPRESSION SPRING
9064
5310-01-089-6032INTERCHANGEABLE
NUT,PLAIN,HEXAGON
9064
3110-01-140-4825INTERCHANGEABLE
ROLLER,BEARING
78873
6130-01-142-8507INTERCHANGEABLE
RECTIFIER,METALLIC
71237

Frequently Asked Questions

What is NSN 6620-00-526-8723?

NSN 6620-00-526-8723 is a Gage,pressure,dial Indicating, manufactured by Stewart-Warner Corporation, classified under FSC 6620 (No Item Name Available). Status: active.

What are the part numbers for NSN 6620-00-526-8723?

NSN 6620-00-526-8723 has 3 cross-referenced part numbers: 78873 (Stewart-Warner Corporation), 9064 (Norfolk Naval Shipyard), 14U661PC9064 (Naval Ship Systems Command).

What NSN replaces 6620-00-526-8723?

There are 12 known substitutes for 6620-00-526-8723: 5120-00-112-9355, 2910-00-202-5569, 5310-00-208-6846 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 78873?

Key specifications for 78873: Bolt Circle Diameter: 2.438 INCHES NOMINAL IN; Material: BRONZE ACTUATING ELEMENT; Connection Quantity: 1; Scale Range: +0.000 TO 100.000 POUNDS PRESSURE PER SQUARE INCH LBS. 27 total characteristics are documented in the Federal Logistics Information System.

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