PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

64973Gage,pressure,dial Indicating

Ametek, Inc. Div Aerospace & Defense · NSN 6685-00-514-5603 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-514-5603 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-514-5603. Primary manufacturer part number: 64973.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Material: STEEL CASE
  • Mounting Hole Diameter: 0.157 INCHES NOMINAL IN
  • Overall Diameter: 3.500 INCHES NOMINAL IN
  • Bolt Circle Diameter: 3.125 INCHES NOMINAL IN
  • Surface Treatment: ENAMEL CASE
  • Mounting Hole Quantity: 3
  • Material: BRONZE ACTUATING ELEMENT
Applications
  • Applications requiring Steel Case construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-514-5603, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Ametek, Inc. Div Aerospace & Defense. Government technical data includes 27 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-514-5603
Primary Part Number64973
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAmetek, Inc. Div Aerospace & Defense
StatusACTIVE
MaterialSTEEL CASE
Mounting Hole Diameter0.157 INCHES NOMINAL IN
Overall Diameter3.500 INCHES NOMINAL IN
Bolt Circle Diameter3.125 INCHES NOMINAL IN
Surface TreatmentENAMEL CASE
Mounting Hole Quantity3
MaterialBRONZE ACTUATING ELEMENT
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
Connection Quantity1
Pointer TypeINDICATING
Graduation Unit50.0 POUNDS PER SQUARE INCH LBS
Dial Size2-1/2 IN. DIA IN
Connection Size0.250 IN. NPT DIA IN
AdjustabilityNONADJUSTABLE
Scale Accuracy2 PERCENT MIDDLE HALF OF RANGE,3 PERCENT REMAINDER
Scale Range+0.0 TO 350.0 POUNDS PRESSURE PER SQUARE INCH LBS
Mounting MethodSURFACE WALL
Scale NamePRESSURE
Connection LocationLOWER
Connection TypeEXTERNAL
Scale Smallest Increment5.0 POUNDS PER SQUARE INCH (PSI) LBS
Bezel TypeSLIPS-ON
Scale TypeSINGLE
Actuation TypeSINGLE BOURDON TUBE
Connector Type VentNOT PROVIDED
Pointer ColorBLACK
MaterialGLASS PROTECTIVE CRYSTAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6685-00-066-4101114765-P500BF INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
5306-00-075-988464973 INTERCHANGEABLE
Bolt Machine
Cnh Industrial America Llc Dba Cnh America
6685-00-453-900950871 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
6685-00-486-0899168538 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
6685-00-527-6117 INTERCHANGEABLE
Gage,pressure,dial Indicating
6685-00-527-6186 INTERCHANGEABLE
Gage,pressure,dial Indicating
6685-00-527-6188 INTERCHANGEABLE
Gage,pressure,dial Indicating
6685-00-527-6210 INTERCHANGEABLE
Gage,pressure,dial Indicating
6685-00-527-6211137642 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
6685-00-530-0363GAG16 INTERCHANGEABLE
Gage,pressure,dial Indicating
Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions
Cross-Reference Index
Part NumberManufacturer
64973 PRIMARY Ametek, Inc. Div Aerospace & Defense (USA)
064973 Ametek, Inc. Div Aerospace & Defense (USA)
1184677 Chrysler Realty Company Llc Dba Daimler Chrysler (USA)
1184677 Chrysler Corp Dayton Plant 1 (USA)
2 1-2P500BF1-4LM-0-400 Ametek, Inc. Div Aerospace & Defense (USA)
P500BF Ametek, Inc. Div Aerospace & Defense (USA)
Related Parts
6685-00-066-4101INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
114765-P500BF
5306-00-075-9884INTERCHANGEABLE
BOLT MACHINE
64973
6685-00-453-9009INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
50871
6685-00-486-0899INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
168538
6685-00-527-6117INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-527-6186INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-527-6188INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-527-6210INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
6685-00-527-6211INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
137642
6685-00-530-0363INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
GAG16
6685-00-828-5679INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
5961-01-065-9376INTERCHANGEABLE
SEMICONDUCTOR DEVICE,THYRISTOR
800132

Frequently Asked Questions

What is NSN 6685-00-514-5603?

NSN 6685-00-514-5603 is a Gage,pressure,dial Indicating, manufactured by Ametek, Inc. Div Aerospace & Defense, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-514-5603?

NSN 6685-00-514-5603 has 6 cross-referenced part numbers: 64973 (Ametek, Inc. Div Aerospace & Defense), 064973 (Ametek, Inc. Div Aerospace & Defense), 1184677 (Chrysler Realty Company Llc Dba Daimler Chrysler), 1184677 (Chrysler Corp Dayton Plant 1), 2 1-2P500BF1-4LM-0-400 (Ametek, Inc. Div Aerospace & Defense) and 1 more.

What NSN replaces 6685-00-514-5603?

There are 12 known substitutes for 6685-00-514-5603: 6685-00-066-4101, 5306-00-075-9884, 6685-00-453-9009 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 64973?

Key specifications for 64973: Material: STEEL CASE; Mounting Hole Diameter: 0.157 INCHES NOMINAL IN; Overall Diameter: 3.500 INCHES NOMINAL IN; Bolt Circle Diameter: 3.125 INCHES NOMINAL IN. 30 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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