PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

190-RRing,lantern

Prk Industries Inc · NSN 4320-01-227-0971 · FSC 4320 · No Item Name Available
Verified by PartsTable
NSN 4320-01-227-0971 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-227-0971. Primary manufacturer part number: 190-R.
Features
  • Ring,lantern — FSC 4320
  • Material: COPPER ALLOY OVERALL
  • 2 verified cross-references
  • Primary manufacturer: Prk Industries Inc
Applications
  • Applications requiring Copper Alloy Overall construction
General Description

The Ring,lantern, cataloged under National Stock Number 4320-01-227-0971, is classified within Federal Supply Class 4320 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Prk Industries Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4320-01-227-0971
Primary Part Number190-R
Item NameRing,lantern
FSC / FSG4320 / 43 — No Item Name Available
ManufacturerPrk Industries Inc
StatusACTIVE
MaterialCOPPER ALLOY OVERALL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5120-00-024-9531 INTERCHANGEABLE
Pliers,retaining Ring
Cross-Reference Index
Part NumberManufacturer
190-R PRIMARY Prk Industries Inc (USA)
190-R Ametek Inc Schutte and Koerting Div (USA)
Related Parts
5120-00-024-9531INTERCHANGEABLE
PLIERS,RETAINING RING

Frequently Asked Questions

What is NSN 4320-01-227-0971?

NSN 4320-01-227-0971 is a Ring,lantern, manufactured by Prk Industries Inc, classified under FSC 4320 (No Item Name Available). Status: active.

What are the part numbers for NSN 4320-01-227-0971?

NSN 4320-01-227-0971 has 2 cross-referenced part numbers: 190-R (Prk Industries Inc), 190-R (Ametek Inc Schutte and Koerting Div).

What NSN replaces 4320-01-227-0971?

There is 1 known substitute for 4320-01-227-0971: 5120-00-024-9531. Verify interchangeability with system specifications before substitution.

What are the specifications of 190-R?

Key specifications for 190-R: Material: COPPER ALLOY OVERALL. 1 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com