PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

155359Gage,pressure,dial Indicating

Ametek, Inc. Div Aerospace & Defense · NSN 6685-00-951-4539 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-951-4539 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-951-4539. Primary manufacturer part number: 155359.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Material: COPPER ALLOY 511 ACTUATING ELEMENT
  • Material: GLASS PROTECTIVE CRYSTAL
  • Material: ALUMINUM AND STEEL CASE
  • Surface Treatment: ENAMEL CASE
  • Bolt Circle Diameter: 5.375 INCHES NOMINAL IN
  • Adjustability: ADJUSTABLE
  • Pointer Color: BLACK AND RED
Applications
  • Applications requiring Copper Alloy 511 Actuating Element construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-951-4539, 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 16 commercial cross-references from 6 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
NSN6685-00-951-4539
Primary Part Number155359
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerAmetek, Inc. Div Aerospace & Defense
StatusCANCELLED
MaterialCOPPER ALLOY 511 ACTUATING ELEMENT
MaterialGLASS PROTECTIVE CRYSTAL
MaterialALUMINUM AND STEEL CASE
Surface TreatmentENAMEL CASE
Bolt Circle Diameter5.375 INCHES NOMINAL IN
AdjustabilityADJUSTABLE
Pointer ColorBLACK AND RED
Scale NamePRESSURE
Actuation TypeSINGLE BOURDON TUBE
Connection Quantity1
Pointer TypeINDICATING AND REFERENCE
Dial Size4-1/2 IN. DIA IN
Connector Type VentNOT PROVIDED
Connection Size0.250 IN. TUBE IN
Scale Range+0.0 TO 160.0 POUNDS PRESSURE PER SQUARE INCH LBS
Connection TypeINTERNAL
Scale AccuracyPORM 1/2 OF 1 PERCENT ENTIRE RANGE
Connection LocationBACK
Graduation Unit20.0 POUNDS PER SQUARE INCH LBS
Mounting MethodFLUSH
Scale Inscription/background ColorBLACK FIGURES ON WHITE BACKGROUND
Scale TypeSINGLE
Bezel TypeHINGE
Scale Smallest Increment1.0 POUNDS PER SQUARE INCH (PSI) LBS
Mounting Hole Quantity3
Overall Diameter4.875 INCHES NOMINAL IN
Mounting Hole Diameter0.218 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5330-00-224-9407AS132020 INTERCHANGEABLE
Gasket
Hyster-Yale Group, Inc.
3120-00-353-1710 INTERCHANGEABLE
Bearing,sleeve
2840-00-406-4056656675 INTERCHANGEABLE
Strut,bearing
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
6240-00-483-1338 INTERCHANGEABLE
Lamp,cartridge
2840-00-622-6344309010 INTERCHANGEABLE
Elbow,oil Drain
Rtx Corporation Dba Pratt & Whitney Div Pratt &whitney
5905-00-803-78055021-145 INTERCHANGEABLE
Resistor,fixed,film
Raytheon Company Dba Raytheon
2530-01-090-3293 INTERCHANGEABLE
Brake Support Assembly
6625-01-260-6197 INTERCHANGEABLE
Ammeter
4720-01-266-20713503-08-540-540-87 INTERCHANGEABLE
Hose Assembly,nonmetallic
Eaton Corp
6515-01-354-8715MDS9388LF INTERCHANGEABLE
Sphygmomanometer
Medline Industries, Lp
Cross-Reference Index
Part NumberManufacturer
155359-1903 Ametek, Inc. Div Aerospace & Defense (USA)
ST7M361-1 The Boeing Company Div Defense (USA)
309-014 Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc (USA)
309-000 Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc (USA)
1803 Ametek, Inc. Div Aerospace & Defense (USA)
309-010 Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc (USA)
132020 Ametek, Inc. Div Aerospace & Defense (USA)
155359 PRIMARY Ametek, Inc. Div Aerospace & Defense (USA)
150359-4 1903SPG Ametek, Inc. Div Aerospace & Defense (USA)
656675 Eaton Aerospace, Llc Dba Jackson South (USA)
1903 Ametek, Inc. Div Aerospace & Defense (USA)
ST7M361-2 The Boeing Company Div Defense (USA)
45-1377AS-ANB-XSHTS0/160 Ashcroft Inc Dba Heise (USA)
132020-4 SPG Ametek, Inc. Div Aerospace & Defense (USA)
AA146PGARWX35 Weksler Glass Thermometer Corp (USA)
AA14-6PGA-RWF9,OPT.SH,RB,TS Ashcroft Inc Dba Heise (USA)
Related Parts
5330-00-224-9407INTERCHANGEABLE
GASKET
AS132020
3120-00-353-1710INTERCHANGEABLE
BEARING,SLEEVE
2840-00-406-4056INTERCHANGEABLE
STRUT,BEARING
656675
6240-00-483-1338INTERCHANGEABLE
LAMP,CARTRIDGE
2840-00-622-6344INTERCHANGEABLE
ELBOW,OIL DRAIN
309010
5905-00-803-7805INTERCHANGEABLE
RESISTOR,FIXED,FILM
5021-145
2530-01-090-3293INTERCHANGEABLE
BRAKE SUPPORT ASSEMBLY
6625-01-260-6197INTERCHANGEABLE
AMMETER
4720-01-266-2071INTERCHANGEABLE
HOSE ASSEMBLY,NONMETALLIC
3503-08-540-540-87
6515-01-354-8715INTERCHANGEABLE
SPHYGMOMANOMETER
MDS9388LF
5305-01-565-3790INTERCHANGEABLE
SCREW,MACHINE
155359
4820-01-598-5499INTERCHANGEABLE
RETAINER,SEAT,VALVE

Frequently Asked Questions

What is NSN 6685-00-951-4539?

NSN 6685-00-951-4539 is a Gage,pressure,dial Indicating, manufactured by Ametek, Inc. Div Aerospace & Defense, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-951-4539?

NSN 6685-00-951-4539 has 16 cross-referenced part numbers: 155359-1903 (Ametek, Inc. Div Aerospace & Defense), ST7M361-1 (The Boeing Company Div Defense), 309-014 (Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc), 309-000 (Jaidinger Manufacturing Co Inc Dba Jaidinger Manufacturing Co Inc), 1803 (Ametek, Inc. Div Aerospace & Defense) and 11 more.

What NSN replaces 6685-00-951-4539?

There are 12 known substitutes for 6685-00-951-4539: 5330-00-224-9407, 3120-00-353-1710, 2840-00-406-4056 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 155359?

Key specifications for 155359: Material: COPPER ALLOY 511 ACTUATING ELEMENT; Material: GLASS PROTECTIVE CRYSTAL; Material: ALUMINUM AND STEEL CASE; Surface Treatment: ENAMEL CASE. 30 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-951-4539 still in active supply?

NSN 6685-00-951-4539 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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