PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1DPSRGage,pressure,dial Indicating

Bellofram Corporation · NSN 6685-00-050-1353 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-050-1353 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-050-1353. Primary manufacturer part number: 1DPSR.
Features
  • Gage,pressure,dial Indicating — FSC 6685
  • Mounting Method: RIGID STEM
  • Material: BRASS CASE
  • Bezel Type: THREAD
  • Scale Accuracy: 2 PCT ENTIRE RANGE
  • Mounting Connection Location: BACK, CENTER
  • Connection Size: 0.250 IN. NPT DIA IN
  • Connection Location: BACK, CENTER
Applications
  • Applications requiring Brass Case construction
General Description

The Gage,pressure,dial Indicating, cataloged under National Stock Number 6685-00-050-1353, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Bellofram Corporation. Government technical data includes 24 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6685-00-050-1353
Primary Part Number1DPSR
Item NameGage,pressure,dial Indicating
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerBellofram Corporation
StatusCANCELLED
Mounting MethodRIGID STEM
MaterialBRASS CASE
Bezel TypeTHREAD
Scale Accuracy2 PCT ENTIRE RANGE
Mounting Connection LocationBACK, CENTER
Connection Size0.250 IN. NPT DIA IN
Connection LocationBACK, CENTER
Scale Inscription/background ColorBLACK FIGURES,WHITE BACKGROUND
Connector Type VentNOT PROVIDED
Overall Diameter2.750 INCHES NOMINAL IN
MaterialGLASS PROTECTIVE CRYSTAL
MaterialCOPPER ALLOY 511 ACTUATING ELEMENT
Pointer TypeINDICATING
Dial Size2-1/2 IN. DIA IN
Scale Smallest Increment5.0 POUNDS PER SQUARE INCH (PSI) LBS
Graduation Unit20.0 POUNDS PER SQUARE INCH LBS
Actuation TypeSINGLE BOURDON TUBE
Pointer ColorBLACK
Scale NamePRESSURE
Connection Quantity1
Scale Range+0.0 TO 160.0 POUNDS PRESSURE PER SQUARE INCH LBS
AdjustabilityNONADJUSTABLE
Scale TypeSINGLE
FSC Application DataGAGE,PRESSURE,DIAL INDICATING,EXCEPT ENGINE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 1
6685-00-836-9144J5446 INTERCHANGEABLE
Gage,pressure,dial Indicating
Bellofram Corporation
Cross-Reference Index
Part NumberManufacturer
1DPSR Bellofram Corporation (USA)
2312691-1 Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier (USA)
2 1-2 1DPSR1-4CBM160 Desco Corp Marsh Bellofram Div (USA)
2 1-2 1DPSR1-4CBM160 Bellofram Corporation (USA)
1DPSR Desco Corp Marsh Bellofram Div (USA)
Related Parts
6685-00-836-9144INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
J5446

Frequently Asked Questions

What is NSN 6685-00-050-1353?

NSN 6685-00-050-1353 is a Gage,pressure,dial Indicating, manufactured by Bellofram Corporation, classified under FSC 6685 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6685-00-050-1353?

NSN 6685-00-050-1353 has 5 cross-referenced part numbers: 1DPSR (Bellofram Corporation), 2312691-1 (Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier), 2 1-2 1DPSR1-4CBM160 (Desco Corp Marsh Bellofram Div), 2 1-2 1DPSR1-4CBM160 (Bellofram Corporation), 1DPSR (Desco Corp Marsh Bellofram Div).

What NSN replaces 6685-00-050-1353?

There is 1 known substitute for 6685-00-050-1353: 6685-00-836-9144. Verify interchangeability with system specifications before substitution.

What are the specifications of 1DPSR?

Key specifications for 1DPSR: Mounting Method: RIGID STEM; Material: BRASS CASE; Bezel Type: THREAD; Scale Accuracy: 2 PCT ENTIRE RANGE. 26 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6685-00-050-1353 still in active supply?

NSN 6685-00-050-1353 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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