PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

137642Gage,pressure,dial Indicating

Ametek, Inc. Div Aerospace & Defense · NSN 6685-00-527-6211 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-527-6211 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-527-6211. Primary manufacturer part number: 137642.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Material: GLASS PROTECTIVE CRYSTAL
  • Material: BRONZE ACTUATING ELEMENT
  • Bolt Circle Diameter: 3.125 INCHES NOMINAL IN
  • Material: STEEL CASE
  • FSC Application Data: GAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
  • Mounting Hole Diameter: 0.156 INCHES NOMINAL IN
  • Adjustability: NONADJUSTABLE
Applications
  • Applications requiring Glass Protective Crystal construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-527-6211, 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 28 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 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
NSN6685-00-527-6211
Primary Part Number137642
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAmetek, Inc. Div Aerospace & Defense
StatusACTIVE
MaterialGLASS PROTECTIVE CRYSTAL
MaterialBRONZE ACTUATING ELEMENT
Bolt Circle Diameter3.125 INCHES NOMINAL IN
MaterialSTEEL CASE
FSC Application DataGAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
Mounting Hole Diameter0.156 INCHES NOMINAL IN
AdjustabilityNONADJUSTABLE
Graduation Unit100.0 POUNDS PER SQUARE INCH LBS
Connection TypeEXTERNAL
Mounting MethodSURFACE WALL
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
Actuation TypeSINGLE BOURDON TUBE
Scale TypeSINGLE
Connector Type VentNOT PROVIDED
Connection Quantity1
Scale NamePRESSURE
Bezel TypeSLIPS-ON
Scale Accuracy2 PERCENT MIDDLE HALF OF RANGE,3 PERCENT REMAINDER
Connection LocationLOWER
Pointer ColorBLACK
Scale Range+0.0 TO 600.0 POUNDS PRESSURE PER SQUARE INCH LBS
Scale Smallest Increment20.0 POUNDS PER SQUARE INCH (PSI) LBS
Dial Size2-1/2 IN. DIA IN
Pointer TypeINDICATING
Connection Size0.250 IN. NPT IN
ColorBLACK CASE
Mounting Hole Quantity3
Overall Diameter3.500 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
6685-00-066-4101114765-P500BF INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
3120-00-142-0402137642 INTERCHANGEABLE
Bearing,sleeve
Honeywell International Inc Div Aerospace-South Bend (bendix Dr)
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
6685-00-514-560364973 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
6685-00-530-0363GAG16 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
32B7B Dresser-Rand Co Worthington Compressor Opn a Joint Venture (USA)
P500BF Ametek, Inc. Div Aerospace & Defense (USA)
32B7B Siemens Energy, Inc. Dba Dresser-Rand (USA)
137642 PRIMARY Ametek, Inc. Div Aerospace & Defense (USA)
Related Parts
6685-00-066-4101INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
114765-P500BF
3120-00-142-0402INTERCHANGEABLE
BEARING,SLEEVE
137642
6685-00-453-9009INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
50871
6685-00-486-0899INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
168538
6685-00-514-5603INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
64973
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
6685-00-530-0363INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
GAG16
6685-00-828-5679INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
5995-01-587-4420INTERCHANGEABLE
CABLE ASSEMBLY,SPECIAL PURPOSE,E
13764-2

Frequently Asked Questions

What is NSN 6685-00-527-6211?

NSN 6685-00-527-6211 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 6685-00-527-6211?

NSN 6685-00-527-6211 has 4 cross-referenced part numbers: 32B7B (Dresser-Rand Co Worthington Compressor Opn a Joint Venture), P500BF (Ametek, Inc. Div Aerospace & Defense), 32B7B (Siemens Energy, Inc. Dba Dresser-Rand), 137642 (Ametek, Inc. Div Aerospace & Defense).

What NSN replaces 6685-00-527-6211?

There are 12 known substitutes for 6685-00-527-6211: 6685-00-066-4101, 3120-00-142-0402, 6685-00-453-9009 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 137642?

Key specifications for 137642: Material: GLASS PROTECTIVE CRYSTAL; Material: BRONZE ACTUATING ELEMENT; Bolt Circle Diameter: 3.125 INCHES NOMINAL IN; Material: STEEL CASE. 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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