PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

11953Orifice

Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco · NSN 4820-01-370-9999 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-370-9999 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-370-9999. Primary manufacturer part number: 11953.
Features
  • Orifice — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Orifice, cataloged under National Stock Number 4820-01-370-9999, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameOrifice
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersClemco Industries Corp Zero Products Div (CAGE 14793); Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco (CAGE 0K7M2)
Technical Specifications
ParameterValue
NSN4820-01-370-9999
Primary Part Number11953
Item NameOrifice
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerClemco Industries Corp. Dba Clemco Industries Corp Div Clemco
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
2930-00-430-945211953 INTERCHANGEABLE
Core
Komatsu America Corporation
4730-00-535-4191 INTERCHANGEABLE
Orifice,gun
5935-00-811-216511953 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Cinch Connectivity Solutions Inc.
3020-00-866-717311953 INTERCHANGEABLE
Gear,spur
Elbitamerica, Inc.
5305-01-005-472111953 INTERCHANGEABLE
Setscrew
Clayton Manufacturing Company
5935-01-159-2817 INTERCHANGEABLE
Jack,tip
6015-01-387-3884B22-105T-AFF/250-TEMP INTERCHANGEABLE
Cable,fiber Optic
Optical Cable Corp
3020-01-441-4084 INTERCHANGEABLE
Gear,spur
Cross-Reference Index
Part NumberManufacturer
11953 Clemco Industries Corp Zero Products Div (USA)
349-29 Clemco Industries Corp Zero Products Div (USA)
11953 PRIMARY Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco (USA)
Related Parts
2930-00-430-9452INTERCHANGEABLE
CORE
11953
4730-00-535-4191INTERCHANGEABLE
ORIFICE,GUN
5935-00-811-2165INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
11953
3020-00-866-7173INTERCHANGEABLE
GEAR,SPUR
11953
5305-01-005-4721INTERCHANGEABLE
SETSCREW
11953
5935-01-159-2817INTERCHANGEABLE
JACK,TIP
6015-01-387-3884INTERCHANGEABLE
CABLE,FIBER OPTIC
B22-105T-AFF/250-TEMP
3020-01-441-4084INTERCHANGEABLE
GEAR,SPUR

Frequently Asked Questions

What is NSN 4820-01-370-9999?

NSN 4820-01-370-9999 is a Orifice, manufactured by Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-370-9999?

NSN 4820-01-370-9999 has 3 cross-referenced part numbers: 11953 (Clemco Industries Corp Zero Products Div), 349-29 (Clemco Industries Corp Zero Products Div), 11953 (Clemco Industries Corp. Dba Clemco Industries Corp Div Clemco).

What NSN replaces 4820-01-370-9999?

There are 8 known substitutes for 4820-01-370-9999: 2930-00-430-9452, 4730-00-535-4191, 5935-00-811-2165 and 5 more. Verify interchangeability with system specifications before substitution.

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