PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3221917Gage,receiver Pressure,pneumatic

Naval Ship Systems Command · NSN 6685-00-995-3644 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-00-995-3644 — this item is cataloged by the U.S. Government under National Stock Number 6685-00-995-3644. Primary manufacturer part number: 3221917.
Features
  • Gage,receiver Pressure,pneumatic — FSC 6685
  • Dial Size: 2-1/2 IN. DIA IN
  • Material: COPPER ALLOY CASE
  • Scale Range: +0.0 TO 120.0 POUNDS PRESSURE PER SQUARE INCH LBS
  • Scale Inscription/background Color: BLACK MARKINGS ON WHITE BACKGROUND
  • 3 verified cross-references
  • Primary manufacturer: Naval Ship Systems Command
Applications
  • Applications requiring Copper Alloy Case construction
General Description

The Gage,receiver Pressure,pneumatic, cataloged under National Stock Number 6685-00-995-3644, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Naval Ship Systems Command. Government technical data includes 4 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-00-995-3644
Primary Part Number3221917
Item NameGage,receiver Pressure,pneumatic
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerNaval Ship Systems Command
StatusACTIVE
Dial Size2-1/2 IN. DIA IN
MaterialCOPPER ALLOY CASE
Scale Range+0.0 TO 120.0 POUNDS PRESSURE PER SQUARE INCH LBS
Scale Inscription/background ColorBLACK MARKINGS ON WHITE BACKGROUND
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6685-00-995-3641163285 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
6685-00-995-3643 INTERCHANGEABLE
Gage,receiver Pressure,pneumatic
Cross-Reference Index
Part NumberManufacturer
3221917 Naval Ship Systems Command (USA)
539079-6 Calgon Corp (USA)
BU1348G Ametek, Inc. Div Aerospace & Defense (USA)
Related Parts
6685-00-995-3641INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
163285
6685-00-995-3643INTERCHANGEABLE
GAGE,RECEIVER PRESSURE,PNEUMATIC

Frequently Asked Questions

What is NSN 6685-00-995-3644?

NSN 6685-00-995-3644 is a Gage,receiver Pressure,pneumatic, manufactured by Naval Ship Systems Command, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-00-995-3644?

NSN 6685-00-995-3644 has 3 cross-referenced part numbers: 3221917 (Naval Ship Systems Command), 539079-6 (Calgon Corp), BU1348G (Ametek, Inc. Div Aerospace & Defense).

What NSN replaces 6685-00-995-3644?

There are 2 known substitutes for 6685-00-995-3644: 6685-00-995-3641, 6685-00-995-3643. Verify interchangeability with system specifications before substitution.

What are the specifications of 3221917?

Key specifications for 3221917: Dial Size: 2-1/2 IN. DIA IN; Material: COPPER ALLOY CASE; Scale Range: +0.0 TO 120.0 POUNDS PRESSURE PER SQUARE INCH LBS; Scale Inscription/background Color: BLACK MARKINGS ON WHITE BACKGROUND. 4 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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