PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

59066D98-1Valve,cylinder,gas

Air Products & Chemicals, Inc · NSN 8120-00-597-0888 · FSC 8120 · No Item Name Available
Verified by PartsTable
NSN 8120-00-597-0888 — this item is cataloged by the U.S. Government under National Stock Number 8120-00-597-0888. Primary manufacturer part number: 59066D98-1.
Features
  • Valve,cylinder,gas — FSC 8120
  • Departure From Cited Designator: AS MODIFIED BY THREAD SIZE
  • Nondefinitive Spec/std Data: V39-541-2 TYPE
  • Material: COPPER ALLOY BODY
  • Media for Which Designed: OXYGEN, GASEOUS
  • Body Style: ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
  • Operating Pressure: 2400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
  • Valve Operation Method: WHEEL
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy Body construction
General Description

The Valve,cylinder,gas, cataloged under National Stock Number 8120-00-597-0888, 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 Air Products & Chemicals, Inc. Government technical data includes 11 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 15 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN8120-00-597-0888
Primary Part Number59066D98-1
Item NameValve,cylinder,gas
FSC / FSG8120 / 81 — No Item Name Available
ManufacturerAir Products & Chemicals, Inc
StatusCANCELLED
Departure From Cited DesignatorAS MODIFIED BY THREAD SIZE
Nondefinitive Spec/std DataV39-541-2 TYPE
MaterialCOPPER ALLOY BODY
Media for Which DesignedOXYGEN, GASEOUS
Body StyleANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
Operating Pressure2400.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM LBS
Valve Operation MethodWHEEL
Furnished ItemsCAP AND CHAIN AND SAFETY DEVICE
End Connection Quantity2
Temp Rating70.0 FAHRENHEIT DEGF
Special MarkingsOXYGEN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
1075-00-105-3935610AS136 INTERCHANGEABLE
Disk,machined
Naval Air Systems Command Managed Original Design Activity Not Material/parts Supplier
8120-00-142-9246 INTERCHANGEABLE
Valve,cylinder,gas
6610-00-159-1109106185 INTERCHANGEABLE
Carriage Assembly,altimeter
Drs Technologies Canada Ltd
8120-00-216-6799 INTERCHANGEABLE
Cap,valve,gas Cylinder Outlet
4030-00-246-453110685 INTERCHANGEABLE
Clamp,wire Rope,bolted
Naval Ship Systems Command
8120-00-281-3798 INTERCHANGEABLE
Valve,cylinder,gas
8120-00-281-3799 INTERCHANGEABLE
Valve,cylinder,gas
8120-00-281-3802 INTERCHANGEABLE
Valve,cylinder,gas
8120-00-281-3805 INTERCHANGEABLE
Valve,cylinder,gas
8120-00-283-09251250C2 INTERCHANGEABLE
Valve,cylinder,gas
Superior Valve Co
Cross-Reference Index
Part NumberManufacturer
59066D98-1 Air Products & Chemicals, Inc (USA)
10685A Air Products & Chemicals, Inc (USA)
AP306A30D Air Products & Chemicals, Inc (USA)
4-934-05-0100 Air Products & Chemicals, Inc (USA)
MIL-DTL-2/55 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-V-2/39 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
MIL-DTL-2 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AP120X1 Air Products & Chemicals, Inc (USA)
A-A-59860 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
10685 Air Products & Chemicals, Inc (USA)
10685 Bastian Blessing Co Inc (USA)
10685 Rego Co a Marmon Group Co (USA)
A120X1 Air Products & Chemicals, Inc (USA)
AP1200X1 Air Products & Chemicals, Inc (USA)
4-934-05-0020 Air Products & Chemicals, Inc (USA)
Related Parts
1075-00-105-3935INTERCHANGEABLE
DISK,MACHINED
610AS136
8120-00-142-9246INTERCHANGEABLE
VALVE,CYLINDER,GAS
6610-00-159-1109INTERCHANGEABLE
CARRIAGE ASSEMBLY,ALTIMETER
106185
8120-00-216-6799INTERCHANGEABLE
CAP,VALVE,GAS CYLINDER OUTLET
4030-00-246-4531INTERCHANGEABLE
CLAMP,WIRE ROPE,BOLTED
10685
8120-00-281-3798INTERCHANGEABLE
VALVE,CYLINDER,GAS
8120-00-281-3799INTERCHANGEABLE
VALVE,CYLINDER,GAS
8120-00-281-3802INTERCHANGEABLE
VALVE,CYLINDER,GAS
8120-00-281-3805INTERCHANGEABLE
VALVE,CYLINDER,GAS
8120-00-283-0925INTERCHANGEABLE
VALVE,CYLINDER,GAS
1250C2
8120-00-803-2172INTERCHANGEABLE
VALVE,CYLINDER,GAS
4920-00-842-7163INTERCHANGEABLE
SWITCH WIRING ASSEMBLY
106-85

Frequently Asked Questions

What is NSN 8120-00-597-0888?

NSN 8120-00-597-0888 is a Valve,cylinder,gas, manufactured by Air Products & Chemicals, Inc, classified under FSC 8120 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 8120-00-597-0888?

NSN 8120-00-597-0888 has 15 cross-referenced part numbers: 59066D98-1 (Air Products & Chemicals, Inc), 10685A (Air Products & Chemicals, Inc), AP306A30D (Air Products & Chemicals, Inc), 4-934-05-0100 (Air Products & Chemicals, Inc), MIL-DTL-2/55 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 10 more.

What NSN replaces 8120-00-597-0888?

There are 12 known substitutes for 8120-00-597-0888: 1075-00-105-3935, 8120-00-142-9246, 6610-00-159-1109 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 59066D98-1?

Key specifications for 59066D98-1: Departure From Cited Designator: AS MODIFIED BY THREAD SIZE; Nondefinitive Spec/std Data: V39-541-2 TYPE; Material: COPPER ALLOY BODY; Media for Which Designed: OXYGEN, GASEOUS. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 8120-00-597-0888 still in active supply?

NSN 8120-00-597-0888 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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