PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

63325Tester,liquid Oxygen Converter

Fluid Power, Inc. · NSN 4920-00-972-0986 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-00-972-0986 — this item is cataloged by the U.S. Government under National Stock Number 4920-00-972-0986. Primary manufacturer part number: 63325.
Features
  • Tester,liquid Oxygen Converter — FSC 4920
  • Functional Description: PROVIDES A PORTABLE MEANS OF CHECKING THE OPERATIONAL SUITABILITY OF A LIQUID OXYGEN CONVERTER SYSTEM IN THE FIELD; EVALUATIONS OF 4 SEPERATE OXYGEN TESTS (LEAKAGE, EVAPORATION LOSS, SUPPLY PRESSURE AND BUILDUP PRESSURE)
  • Reference Data and Literature: T.O. 33D2-10-46-4 AND 33D2-10-46-11
  • 5 verified cross-references
  • Primary manufacturer: Fluid Power, Inc.
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Tester,liquid Oxygen Converter, cataloged under National Stock Number 4920-00-972-0986, is classified within Federal Supply Class 4920 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Fluid Power, Inc.. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4920-00-972-0986
Primary Part Number63325
Item NameTester,liquid Oxygen Converter
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerFluid Power, Inc.
StatusACTIVE
Functional DescriptionPROVIDES A PORTABLE MEANS OF CHECKING THE OPERATIONAL SUITABILITY OF A LIQUID OXYGEN CONVERTER SYSTEM IN THE FIELD; EVALUATIONS OF 4 SEPERATE OXYGEN TESTS (LEAKAGE, EVAPORATION LOSS, SUPPLY PRESSURE AND BUILDUP PRESSURE)
Reference Data and LiteratureT.O. 33D2-10-46-4 AND 33D2-10-46-11
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
6685-00-775-58189081291 INTERCHANGEABLE
Gage,pressure,dial Indicating
Us Army Aviation and Missile Command
5950-00-970-907938001 INTERCHANGEABLE
Transformer,pulse
Freed Transformer Co
5120-01-723-538163325 INTERCHANGEABLE
Bender Set,tube,hand
Ritchie Engineering Co Inc
Cross-Reference Index
Part NumberManufacturer
TTU162E San Antonio Air Logistics Center (USA)
63325 Rose Aviation Inc (USA)
TTU-162/E Department of the Air Force (USA)
63325 PRIMARY Fluid Power, Inc. (USA)
TTU162E PRIMARY Warner Robins Air Logistics Center (USA)
Related Parts
6685-00-775-5818INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
9081291
5950-00-970-9079INTERCHANGEABLE
TRANSFORMER,PULSE
38001
5120-01-723-5381INTERCHANGEABLE
BENDER SET,TUBE,HAND
63325

Frequently Asked Questions

What is NSN 4920-00-972-0986?

NSN 4920-00-972-0986 is a Tester,liquid Oxygen Converter, manufactured by Fluid Power, Inc., classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-00-972-0986?

NSN 4920-00-972-0986 has 5 cross-referenced part numbers: TTU162E (San Antonio Air Logistics Center), 63325 (Rose Aviation Inc), TTU-162/E (Department of the Air Force), 63325 (Fluid Power, Inc.), TTU162E (Warner Robins Air Logistics Center).

What NSN replaces 4920-00-972-0986?

There are 3 known substitutes for 4920-00-972-0986: 6685-00-775-5818, 5950-00-970-9079, 5120-01-723-5381. Verify interchangeability with system specifications before substitution.

What are the specifications of 63325?

Key specifications for 63325: Overall Length: 11.000 INCHES NOMINAL IN; Functional Description: PROVIDES A PORTABLE MEANS OF CHECKING THE OPERATIONAL SUITABILITY OF A LIQUID OXYGEN CONVERTER SYSTEM IN THE FIELD; EVALUATIONS OF 4 SEPERATE OXYGEN TESTS (LEAKAGE, EVAPORATION LOSS, SUPPLY PRESSURE AND BUILDUP PRESSURE); Special Features: PORTABLE UNIT; CONSISTS OF AN ALUMINUM TRANSIT CASE, 3 FLOWMETERS, 2 PRESSURE GAGES, 3 VALVES, PLUMBING, ADAPTERS AND HOSES FOR CONNECTION WITH THE OXYGEN CONVERTER SYSTEM UNDER TEST; A THERMOMETER AND LEVEL INDICATOR ARE INCLUDED ON THE FRONT PANEL; CASE HAS CARRYING HANDLE; Overall Width: 20.000 INCHES NOMINAL IN. 6 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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