PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

25271-821Seal Assembly,shaft,spring Loade

G C S Inc · NSN 4320-01-223-7103 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-223-7103 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-223-7103. Primary manufacturer part number: 25271-821.
Features
  • Seal Assembly,shaft,spring Loade — FSC 4320
  • 1 verified cross-reference
  • Primary manufacturer: G C S 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 4320-01-223-7103, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is G C S Inc. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 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)
ManufacturersG C S Inc (CAGE 64645)
Technical Specifications
ParameterValue
NSN4320-01-223-7103
Primary Part Number25271-821
Item NameSeal Assembly,shaft,spring Loade
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerG C S Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
4320-01-218-863925271-821 INTERCHANGEABLE
Seal Assembly,shaft,spring Loade
The Gorman-Rupp Company Div Gorman-Rupp
1730-01-311-02032527182-1 INTERCHANGEABLE
Cover,winch
Aerocontrolex Group, Inc. Div Talley Actuators
Cross-Reference Index
Part NumberManufacturer
25271-821 G C S Inc (USA)
Related Parts
4320-01-218-8639INTERCHANGEABLE
SEAL ASSEMBLY,SHAFT,SPRING LOADE
25271-821
1730-01-311-0203INTERCHANGEABLE
COVER,WINCH
2527182-1

Frequently Asked Questions

What is NSN 4320-01-223-7103?

NSN 4320-01-223-7103 is a Seal Assembly,shaft,spring Loade, manufactured by G C S Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-223-7103?

NSN 4320-01-223-7103 has 1 cross-referenced part number: 25271-821 (G C S Inc).

What NSN replaces 4320-01-223-7103?

There are 2 known substitutes for 4320-01-223-7103: 4320-01-218-8639, 1730-01-311-0203. Verify interchangeability with system specifications before substitution.

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