PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

209984Fixture,aircraft Maintenance

Drs Environmental Systems Inc · NSN 4920-00-620-9159 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-00-620-9159 — this item is cataloged by the U.S. Government under National Stock Number 4920-00-620-9159. Primary manufacturer part number: 209984.
Features
  • Fixture,aircraft Maintenance — FSC 4920
  • Reference Data and Literature: TO 9P4-3-27-4
  • Functional Description: USED DURING COMPRESSOR REPAIR/MAINTENANCE
  • 3 verified cross-references
  • Primary manufacturer: Drs Environmental Systems Inc
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Fixture,aircraft Maintenance, cataloged under National Stock Number 4920-00-620-9159, 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 Drs Environmental Systems Inc. Government technical data includes 2 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
NSN4920-00-620-9159
Primary Part Number209984
Item NameFixture,aircraft Maintenance
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerDrs Environmental Systems Inc
StatusACTIVE
Reference Data and LiteratureTO 9P4-3-27-4
Functional DescriptionUSED DURING COMPRESSOR REPAIR/MAINTENANCE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
6615-00-049-4974209984 INTERCHANGEABLE
Rotor,gyroscope
Kearfott Corporation Div Guidance and Navigation Division
3110-00-100-0641 INTERCHANGEABLE
Cup,tapered Roller Bearing
Cross-Reference Index
Part NumberManufacturer
209984 PRIMARY Drs Environmental Systems Inc (USA)
209984 Davey Compressor Co Div of Keco Industries Inc (USA)
209984 Kidde-Fenwal, Llc (USA)
Related Parts
6615-00-049-4974INTERCHANGEABLE
ROTOR,GYROSCOPE
209984
3110-00-100-0641INTERCHANGEABLE
CUP,TAPERED ROLLER BEARING

Frequently Asked Questions

What is NSN 4920-00-620-9159?

NSN 4920-00-620-9159 is a Fixture,aircraft Maintenance, manufactured by Drs Environmental Systems Inc, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-00-620-9159?

NSN 4920-00-620-9159 has 3 cross-referenced part numbers: 209984 (Drs Environmental Systems Inc), 209984 (Davey Compressor Co Div of Keco Industries Inc), 209984 (Kidde-Fenwal, Llc).

What NSN replaces 4920-00-620-9159?

There are 2 known substitutes for 4920-00-620-9159: 6615-00-049-4974, 3110-00-100-0641. Verify interchangeability with system specifications before substitution.

What are the specifications of 209984?

Key specifications for 209984: Reference Data and Literature: TO 9P4-3-27-4; End Item Identification: KC-135, C5A, F4C AIRCRAFT; Special Features: TO NAME: SPINDLE,AIR; Functional Description: USED DURING COMPRESSOR REPAIR/MAINTENANCE. 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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