PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

43398Seal Assembly,shaft,spring Loade

Drs Environmental Systems Inc · NSN 4320-00-939-8466 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-00-939-8466 — this item is cataloged by the U.S. Government under National Stock Number 4320-00-939-8466. Primary manufacturer part number: 43398.
Features
  • Seal Assembly,shaft,spring Loade — FSC 4320
  • 5 verified cross-references
  • Primary manufacturer: Drs Environmental Systems Inc
Applications
  • Fluid containment and leak prevention
  • Pressure boundary maintenance
  • Environmental sealing
  • Mechanical energy storage
  • Vibration dampening
General Description

The Seal Assembly,shaft,spring Loade, cataloged under National Stock Number 4320-00-939-8466, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Drs Environmental Systems Inc. This item has 5 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameSeal Assembly,shaft,spring Loade
FSC / FSG4320 — No Item Name Available (FSG 43)
ManufacturersDrs Environmental Systems Inc (CAGE 5RQL2); Eg and G Sealol Industrial Sealing Div (CAGE 77931); Davey Compressor Co Div of Keco Industries Inc (CAGE 16004)
Technical Specifications
ParameterValue
NSN4320-00-939-8466
Primary Part Number43398
Item NameSeal Assembly,shaft,spring Loade
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerDrs Environmental Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6625-01-146-947812680 INTERCHANGEABLE
Voltmeter
Avo Intl
2815-01-270-252012680 INTERCHANGEABLE
Oil Pan
Westerbeke Corporation
5950-01-325-750043398 INTERCHANGEABLE
Coil,radio Frequency
Freed Transformer Co
6130-01-592-575212680 INTERCHANGEABLE
Power Supply
Northwest Power, Inc. Dba Northwest Power Integrations Inc
9330-01-659-850312680 INTERCHANGEABLE
Plastic Strip
Amera Trail Inc
Cross-Reference Index
Part NumberManufacturer
43398 Drs Environmental Systems Inc (USA)
12680 Eg and G Sealol Industrial Sealing Div (USA)
DA-12680 Eg and G Sealol Industrial Sealing Div (USA)
43398 Davey Compressor Co Div of Keco Industries Inc (USA)
02-137-001 Eg and G Sealol Industrial Sealing Div (USA)
Related Parts
6625-01-146-9478INTERCHANGEABLE
VOLTMETER
12680
2815-01-270-2520INTERCHANGEABLE
OIL PAN
12680
5950-01-325-7500INTERCHANGEABLE
COIL,RADIO FREQUENCY
43398
6130-01-592-5752INTERCHANGEABLE
POWER SUPPLY
12680
9330-01-659-8503INTERCHANGEABLE
PLASTIC STRIP
12680

Frequently Asked Questions

What is NSN 4320-00-939-8466?

NSN 4320-00-939-8466 is a Seal Assembly,shaft,spring Loade, manufactured by Drs Environmental Systems Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-00-939-8466?

NSN 4320-00-939-8466 has 5 cross-referenced part numbers: 43398 (Drs Environmental Systems Inc), 12680 (Eg and G Sealol Industrial Sealing Div), DA-12680 (Eg and G Sealol Industrial Sealing Div), 43398 (Davey Compressor Co Div of Keco Industries Inc), 02-137-001 (Eg and G Sealol Industrial Sealing Div).

What NSN replaces 4320-00-939-8466?

There are 5 known substitutes for 4320-00-939-8466: 6625-01-146-9478, 2815-01-270-2520, 5950-01-325-7500 and 2 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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