PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

228303Y5Gage,pressure,dial Indicating

Siemens Energy, Inc. Dba Dresser-Rand · NSN 6685-01-295-0781 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-01-295-0781 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-295-0781. Primary manufacturer part number: 228303Y5.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Material: IRON ALLOY OR NICKEL ALLOY ACTUATING ELEMENT
  • Connection Quantity: 1
  • Scale Range: +0.0 TO 10000.0 POUNDS PRESSURE PER SQUARE INCH LBS
  • Scale Inscription/background Color: BLACK MARKINGS ON WHITE BACKGROUND
  • Scale Type: SINGLE
  • Pointer Type: INDICATING
  • Connector Type Vent: NOT PROVIDED
Applications
  • Applications requiring Iron Alloy or Nickel Alloy Actuating Element construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-01-295-0781, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Siemens Energy, Inc. Dba Dresser-Rand. Government technical data includes 17 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: Cancelled.

Technical Specifications
ParameterValue
NSN6685-01-295-0781
Primary Part Number228303Y5
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerSiemens Energy, Inc. Dba Dresser-Rand
StatusCANCELLED
MaterialIRON ALLOY OR NICKEL ALLOY ACTUATING ELEMENT
Connection Quantity1
Scale Range+0.0 TO 10000.0 POUNDS PRESSURE PER SQUARE INCH LBS
Scale Inscription/background ColorBLACK MARKINGS ON WHITE BACKGROUND
Scale TypeSINGLE
Pointer TypeINDICATING
Connector Type VentNOT PROVIDED
Connection SizeO-RING UNION
AdjustabilityADJUSTABLE
Connection TypeEXTERNAL
Scale NamePRESSURE
Dial Size3-1/2 IN. DIA IN
Pointer ColorBLACK
Connection LocationBACK
Actuation TypeBOURDON TUBE
MaterialALUMINUM OR STEEL CASE
MaterialPLASTIC PROTECTIVE CRYSTAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
2520-00-371-31971K6729 INTERCHANGEABLE
Disk,clutch,vehicular
Caterpillar Inc Div Caterpillar Defense
3030-00-431-015917650 INTERCHANGEABLE
Belt,v
Carlisle Power Transmission Products Inc
6685-00-708-2136 INTERCHANGEABLE
Gage,pressure,dial Indicating
5330-00-887-133710875114 INTERCHANGEABLE
Seal,plain Encased
U S Army Tank Automotive Command Amsta-Im-Mm
7290-00-893-7339 INTERCHANGEABLE
Handcart,mail
5975-01-020-9191101-107-286 INTERCHANGEABLE
Hanger,cable
Nelson Stud Welding, Inc. Dba Nelson Stud Welding Inc
4730-01-124-9064 INTERCHANGEABLE
Nipple,pipe
6105-01-188-02449650 INTERCHANGEABLE
Motor,alternating Current
Crane Pumps & Systems Pft Corp Div Crane Pumps & System Pft Corp.
6140-01-235-023011784484 INTERCHANGEABLE
Battery,storage
Combat Capabilities Development Command (ccdc) Armaments Center Dba Ccdc Div Logistics Research and Engineering Directorate
4930-01-437-40289950-1 INTERCHANGEABLE
Pump,lubricant Transfer
Alemite, Llc Dba Skf Usa Inc.
Cross-Reference Index
Part NumberManufacturer
228303Y5 Siemens Energy, Inc. Dba Dresser-Rand (USA)
9650 Bosch Automotive Service Solutions Inc. (USA)
228303Y5 Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions (USA)
Related Parts
2520-00-371-3197INTERCHANGEABLE
DISK,CLUTCH,VEHICULAR
1K6729
3030-00-431-0159INTERCHANGEABLE
BELT,V
17650
6685-00-708-2136INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
5330-00-887-1337INTERCHANGEABLE
SEAL,PLAIN ENCASED
10875114
7290-00-893-7339INTERCHANGEABLE
HANDCART,MAIL
5975-01-020-9191INTERCHANGEABLE
HANGER,CABLE
101-107-286
4730-01-124-9064INTERCHANGEABLE
NIPPLE,PIPE
6105-01-188-0244INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
9650
6140-01-235-0230INTERCHANGEABLE
BATTERY,STORAGE
11784484
4930-01-437-4028INTERCHANGEABLE
PUMP,LUBRICANT TRANSFER
9950-1
6695-01-442-9437INTERCHANGEABLE
INDICATOR ASSEMBLY
964-015420-100
6508-01-560-3148INTERCHANGEABLE
SOAP,ANTISEPTIC
9650

Frequently Asked Questions

What is NSN 6685-01-295-0781?

NSN 6685-01-295-0781 is a Gage,pressure,dial Indicating, manufactured by Siemens Energy, Inc. Dba Dresser-Rand, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-01-295-0781?

NSN 6685-01-295-0781 has 3 cross-referenced part numbers: 228303Y5 (Siemens Energy, Inc. Dba Dresser-Rand), 9650 (Bosch Automotive Service Solutions Inc.), 228303Y5 (Curtiss-Wright Electro-Mechanical Corp Dba Steam & Air Solutions Div Curtiss-Wright Steam and Air Solutions).

What NSN replaces 6685-01-295-0781?

There are 12 known substitutes for 6685-01-295-0781: 2520-00-371-3197, 3030-00-431-0159, 6685-00-708-2136 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 228303Y5?

Key specifications for 228303Y5: Material: IRON ALLOY OR NICKEL ALLOY ACTUATING ELEMENT; Connection Quantity: 1; Scale Range: +0.0 TO 10000.0 POUNDS PRESSURE PER SQUARE INCH LBS; Scale Inscription/background Color: BLACK MARKINGS ON WHITE BACKGROUND. 17 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-01-295-0781 still in active supply?

NSN 6685-01-295-0781 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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