PartsTable TECHNICAL DATA SHEET
NSN 4920-01-325-8746Government record, cited

Test Set, Pneumatic System Compon4920-01-325-8746

NSN 4920-01-325-8746 · NIIN 013258746 · Part number 20-100
Celtech Corporation · FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment · FSG 49 — Maintenance and Repair Shop Equipment · CAGE 65552
Government record, cited
NSN 4920-01-325-8746 — this item is cataloged by the U.S. Government under National Stock Number 4920-01-325-8746. Manufacturer of record part number: 20-100.
Also searched as  4920-01-325-8746 · 4920013258746 · NIIN 013258746 · 01-325-8746 · FSC 4920 Aircraft Maintenance and Repair Shop Specialized Equipment · CAGE 65552 · 20-100 · 4920PL0644976 · 20-10
Nearby stock numbers  ·
Features
  • Test Set,pneumatic System Compon — FSC 4920
  • Length: 25.000 INCHES NOMINAL IN
  • Height: 12.000 INCHES NOMINAL IN
  • Functional Description: USED TO PERFORM PRESSURE AND LEAKAGE TEST ON THE ENVIRONMENTAL CONTROL SYSTEMS ON THE AIRCRAFT
  • Enclosure Feature: MULTIPLE ITEM W/CARRYING CASE
  • Width: 15.000 INCHES NOMINAL IN
  • Test Type for Which Designed: TEST SET,PRESSURIZATION
  • 2 manufacturer part numbers on file
Identification
  • NSN: 4920-01-325-8746
  • NIIN: 013258746
  • FSC: 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
  • FSG: 49 — Maintenance and Repair Shop Equipment
  • Primary part number: 20-100
  • Manufacturer: Celtech Corporation
General Description

The Test Set,pneumatic System Compon, cataloged under National Stock Number 4920-01-325-8746, is classified within Federal Supply Class 4920 (Aircraft Maintenance and Repair Shop Specialized Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Celtech Corporation. Government technical data includes 6 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4920-01-325-8746
Primary Part Number20-100
Item NameTest Set,pneumatic System Compon
FSC / FSG4920 / 49 — Aircraft Maintenance and Repair Shop Specialized Equipment
ManufacturerCeltech Corporation
StatusACTIVE
Length25.000 INCHES NOMINAL IN
Height12.000 INCHES NOMINAL IN
Functional DescriptionUSED TO PERFORM PRESSURE AND LEAKAGE TEST ON THE ENVIRONMENTAL CONTROL SYSTEMS ON THE AIRCRAFT
Enclosure FeatureMULTIPLE ITEM W/CARRYING CASE
Width15.000 INCHES NOMINAL IN
Test Type for Which DesignedTEST SET,PRESSURIZATION
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL C — Remove/Demil Key Points
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
20-10 Lobo Ventures Ltd Dba Precision Mold & Tool-Government Division (USA)
20-100 PRIMARY Celtech Corporation (USA)
Reference documents
ReferenceMeaning
4920PL0644976 6/9 Informative reference only
Jednolity Indeks Materialowy - Uniform Material Index
No interchangeability data on file.
Other items in FSC 4920 — Aircraft Maintenance and Repair Shop Specialized Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4920-00-000-0190
TEST SET,FLIGHT CONTROL SYSTEM
4920-00-001-1405
4920-00-001-1405 · Item name not on file
4920-00-001-1716
4920-00-001-1716 · Item name not on file
4920-00-001-1744
4920-00-001-1744 · Item name not on file
4920-00-001-1745
4920-00-001-1745 · Item name not on file
4920-00-001-1746
4920-00-001-1746 · Item name not on file
4920-00-001-1747
4920-00-001-1747 · Item name not on file
4920-00-001-1748
4920-00-001-1748 · Item name not on file

Frequently Asked Questions

What is NSN 4920-01-325-8746?

NSN 4920-01-325-8746 is a Test Set,pneumatic System Compon, manufactured by Celtech Corporation, classified under FSC 4920, Aircraft Maintenance and Repair Shop Specialized Equipment. Status: active.

What part numbers are listed for NSN 4920-01-325-8746?

NSN 4920-01-325-8746 has 2 manufacturer part numbers on file: 20-10 (Lobo Ventures Ltd Dba Precision Mold & Tool-Government Division), 20-100 (Celtech Corporation).

What are the specifications of 20-100?

Key specifications for 20-100: Length: 25.000 INCHES NOMINAL IN; Height: 12.000 INCHES NOMINAL IN; Special Features: TEST SET,PRESSURIZATION.C/O;HOSE ASSEMBLIES,2;END FITTINGS,2;A NITROGENCYLINDER WITH A PRESSURE GAGE AND A CHARGING VALVE TO RECHARGE THE CYLINDER IS INCLUDED; Functional Description: USED TO PERFORM PRESSURE AND LEAKAGE TEST ON THE ENVIRONMENTAL CONTROL SYSTEMS ON THE AIRCRAFT. 6 specifications are documented in the U.S. Government catalog.

Is NSN 4920-01-325-8746 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

What is the DEMIL code for NSN 4920-01-325-8746?

NSN 4920-01-325-8746 has DEMIL Code C. Demilitarization may be required before disposal or transfer to non-military entities.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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