PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12856Cylinder,compressed Gas,nitrogen

Amerex Corporation Dba Amerex Corp · NSN 8120-01-597-4129 · FSC 8120 · No Item Name Available
Verified by PartsTable
NSN 8120-01-597-4129 — this item is cataloged by the U.S. Government under National Stock Number 8120-01-597-4129. Primary manufacturer part number: 12856.
Features
  • Cylinder,compressed Gas,nitrogen — FSC 8120
  • Cross Section Outside Diameter: 1.99 INCHES NOMINAL IN
  • Cylinder Style Designator: CYLINDRICAL TYPE
  • Neck Closure: PROVIDED
  • Shatterproof Feature: NOT INCLUDED
  • 1 verified cross-reference
  • Primary manufacturer: Amerex Corporation Dba Amerex Corp
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Cylinder,compressed Gas,nitrogen, cataloged under National Stock Number 8120-01-597-4129, is classified within Federal Supply Class 8120 (No Item Name Available) of the Containers, Packaging, and Packing Supplies group. The primary manufacturer of record is Amerex Corporation Dba Amerex Corp. Government technical data includes 4 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN8120-01-597-4129
Primary Part Number12856
Item NameCylinder,compressed Gas,nitrogen
FSC / FSG8120 / 81 — No Item Name Available
ManufacturerAmerex Corporation Dba Amerex Corp
StatusACTIVE
Cross Section Outside Diameter1.99 INCHES NOMINAL IN
Cylinder Style DesignatorCYLINDRICAL TYPE
Neck ClosurePROVIDED
Shatterproof FeatureNOT INCLUDED
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 7
4820-00-036-1556N12856 INTERCHANGEABLE
Seat,spring
Leslie Controls, Inc. Dba Leslie Controls Inc
5307-00-207-803012856 INTERCHANGEABLE
Stud,plain
Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5940-00-221-5109 INTERCHANGEABLE
Terminal Board
5950-00-426-607917019 INTERCHANGEABLE
Transformer,power
Robert M. Hadley Company, Inc.
5340-00-436-1888R49SA1 INTERCHANGEABLE
Ferrule,grooved Clamp Coupling
The Boeing Company Div Defense
5310-00-543-4452 INTERCHANGEABLE
Nut,self-Locking,hexagon
1560-01-198-786512856 INTERCHANGEABLE
Element,outer,lube
Meggitt (north Hollywood), Inc. Dba Meggitt Control Systems Div Meggitt Defense Systems, Inc.
Cross-Reference Index
Part NumberManufacturer
12856 PRIMARY Amerex Corporation Dba Amerex Corp (USA)
Related Parts
4820-00-036-1556INTERCHANGEABLE
SEAT,SPRING
N12856
5307-00-207-8030INTERCHANGEABLE
STUD,PLAIN
12856
5940-00-221-5109INTERCHANGEABLE
TERMINAL BOARD
5950-00-426-6079INTERCHANGEABLE
TRANSFORMER,POWER
17019
5340-00-436-1888INTERCHANGEABLE
FERRULE,GROOVED CLAMP COUPLING
R49SA1
5310-00-543-4452INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
1560-01-198-7865INTERCHANGEABLE
ELEMENT,OUTER,LUBE
12856

Frequently Asked Questions

What is NSN 8120-01-597-4129?

NSN 8120-01-597-4129 is a Cylinder,compressed Gas,nitrogen, manufactured by Amerex Corporation Dba Amerex Corp, classified under FSC 8120 (No Item Name Available). Status: active.

What are the part numbers for NSN 8120-01-597-4129?

NSN 8120-01-597-4129 has 1 cross-referenced part number: 12856 (Amerex Corporation Dba Amerex Corp).

What NSN replaces 8120-01-597-4129?

There are 7 known substitutes for 8120-01-597-4129: 4820-00-036-1556, 5307-00-207-8030, 5940-00-221-5109 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12856?

Key specifications for 12856: Cross Section Outside Diameter: 1.99 INCHES NOMINAL IN; Cylinder Style Designator: CYLINDRICAL TYPE; Special Features: THIS CYLINDER IS CHARGED TO 1800 PSIG (12410 KPA) @ 70 DEGREES F AND CONTAINS ENOUGH NITROGEN TO ACTUATE UP TO TEN KP 375 OR SIX KP 600 AGENT CYLINDER ASSEMBLIES AT A MIXIMUM DISTANCE OF 100 FEET TO THE LAST CONTROL HEAD. FT; Neck Closure: PROVIDED. 7 total characteristics are documented in the Federal Logistics Information System.

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