PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A-A-59860Valve,cylinder,gas

Federal Commercial Item Description Promulgated by General Services Administration Washington DC · NSN 8120-01-387-7187 · FSC 8120 · No Item Name Available
Verified by PartsTable
NSN 8120-01-387-7187 — this item is cataloged by the U.S. Government under National Stock Number 8120-01-387-7187. Primary manufacturer part number: A-A-59860.
Features
  • Valve,cylinder,gas — FSC 8120
  • First End Connection Type: THREADED EXTERNAL GAS CYLINDER
  • Second End Relationship with First End: NOT IDENTICAL
  • First End Style Designator: FLARELESS
  • Second End Thread Pitch Diameters: +0.9677 TO 1.0157 INCHES IN
  • Material Document and Classification: QQ-B-626, COMP 21 FED SPEC SINGLE MATERIAL RESPONSE BODY
  • Nondefinitive Spec/std Data: V59-347-8 TYPE
  • Material: COPPER ALLOY 377 BODY
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy 377 Body construction
General Description

The Valve,cylinder,gas, cataloged under National Stock Number 8120-01-387-7187, 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 Federal Commercial Item Description Promulgated by General Services Administration Washington DC. Government technical data includes 22 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 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
NSN8120-01-387-7187
Primary Part NumberA-A-59860
Item NameValve,cylinder,gas
FSC / FSG8120 / 81 — No Item Name Available
ManufacturerFederal Commercial Item Description Promulgated by General Services Administration Washington DC
StatusACTIVE
First End Connection TypeTHREADED EXTERNAL GAS CYLINDER
Second End Relationship with First EndNOT IDENTICAL
First End Style DesignatorFLARELESS
Second End Thread Pitch Diameters+0.9677 TO 1.0157 INCHES IN
Material Document and ClassificationQQ-B-626, COMP 21 FED SPEC SINGLE MATERIAL RESPONSE BODY
Nondefinitive Spec/std DataV59-347-8 TYPE
MaterialCOPPER ALLOY 377 BODY
First End Thread DirectionRIGHT-HAND
Body StyleANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
Media for Which DesignedAIR
Special MarkingsAIR
Second End Connection TypeTHREADED EXTERNAL GAS CYLINDER
Furnished ItemsSAFETY DEVICE
Temp Rating70.0 FAHRENHEIT DEGF
Second End Style DesignatorPLAIN
End Connection Quantity2
Second End Nominal Thread Size0.750 INCHES IN
First End Thread Series DesignatorNGO
Flow Control DeviceANY ACCEPTABLE
Valve Operation MethodWHEEL
First End Nominal Thread Size0.825 INCHES IN
Operating Pressure3500.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
8120-01-224-62041100-346B INTERCHANGEABLE
Valve,cylinder,gas
Superior Valve Co
Cross-Reference Index
Part NumberManufacturer
A-A-59860 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
MIL-V-2/59 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-V-2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
8120-01-224-6204INTERCHANGEABLE
VALVE,CYLINDER,GAS
1100-346B

Frequently Asked Questions

What is NSN 8120-01-387-7187?

NSN 8120-01-387-7187 is a Valve,cylinder,gas, manufactured by Federal Commercial Item Description Promulgated by General Services Administration Washington DC, classified under FSC 8120 (No Item Name Available). Status: active.

What are the part numbers for NSN 8120-01-387-7187?

NSN 8120-01-387-7187 has 3 cross-referenced part numbers: A-A-59860 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), MIL-V-2/59 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), MIL-V-2 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M).

What NSN replaces 8120-01-387-7187?

There is 1 known substitute for 8120-01-387-7187: 8120-01-224-6204. Verify interchangeability with system specifications before substitution.

What are the specifications of A-A-59860?

Key specifications for A-A-59860: First End Connection Type: THREADED EXTERNAL GAS CYLINDER; Second End Relationship with First End: NOT IDENTICAL; First End Style Designator: FLARELESS; Second End Thread Pitch Diameters: +0.9677 TO 1.0157 INCHES IN. 23 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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