PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

SH-15955Seal Assembly,shaft,spring Loade

Depco Pump Company Inc. · NSN 4320-01-431-8200 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-431-8200 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-431-8200. Primary manufacturer part number: SH-15955.
Features
  • Seal Assembly,shaft,spring Loade — FSC 4320
  • 2 verified cross-references
  • Primary manufacturer: Depco Pump Company 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 4320-01-431-8200, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Depco Pump Company Inc.. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 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)
ManufacturersDepco Pump Company Inc. (CAGE 0DHM8); Lear Siegler Inc Sherwood Div (CAGE 54641)
Technical Specifications
ParameterValue
NSN4320-01-431-8200
Primary Part NumberSH-15955
Item NameSeal Assembly,shaft,spring Loade
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerDepco Pump Company Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5140-00-540-22941595-6 INTERCHANGEABLE
Bag,tool
Danfoss Power Solutions II, Llc
1660-00-624-403715955 INTERCHANGEABLE
Panel Assy,o,ygen C
Mission Systems Orchard Park Inc
5950-01-013-3800712074-9 INTERCHANGEABLE
Transformer,radio Frequency
Raytheon Company Div Rmd Strategic
5340-01-197-651115955 INTERCHANGEABLE
Plug,vent
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
5133-01-399-1211 INTERCHANGEABLE
Drill,twist
8145-01-627-551415955 INTERCHANGEABLE
Shipping and Storage Container,h
Naval Inventory Control Point
Cross-Reference Index
Part NumberManufacturer
SH-15955 PRIMARY Depco Pump Company Inc. (USA)
15955 Lear Siegler Inc Sherwood Div (USA)
Related Parts
5140-00-540-2294INTERCHANGEABLE
BAG,TOOL
1595-6
1660-00-624-4037INTERCHANGEABLE
PANEL ASSY,O,YGEN C
15955
5950-01-013-3800INTERCHANGEABLE
TRANSFORMER,RADIO FREQUENCY
712074-9
5340-01-197-6511INTERCHANGEABLE
PLUG,VENT
15955
5133-01-399-1211INTERCHANGEABLE
DRILL,TWIST
8145-01-627-5514INTERCHANGEABLE
SHIPPING AND STORAGE CONTAINER,H
15955

Frequently Asked Questions

What is NSN 4320-01-431-8200?

NSN 4320-01-431-8200 is a Seal Assembly,shaft,spring Loade, manufactured by Depco Pump Company Inc., classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-431-8200?

NSN 4320-01-431-8200 has 2 cross-referenced part numbers: SH-15955 (Depco Pump Company Inc.), 15955 (Lear Siegler Inc Sherwood Div).

What NSN replaces 4320-01-431-8200?

There are 6 known substitutes for 4320-01-431-8200: 5140-00-540-2294, 1660-00-624-4037, 5950-01-013-3800 and 3 more. Verify interchangeability with system specifications before substitution.

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