PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

CGA V-1Adapter,compressed Gas Cylinder

National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use · NSN 8120-00-695-5983 · FSC 8120 · No Item Name Available
Verified by PartsTable
NSN 8120-00-695-5983 — this item is cataloged by the U.S. Government under National Stock Number 8120-00-695-5983. Primary manufacturer part number: CGA V-1.
Features
  • Adapter,compressed Gas Cylinder — FSC 8120
  • First End Reduced Passage Inside Diameter: 0.125 INCHES NOMINAL IN
  • Second End Style Designator: FLARE
  • Wrenching Facility Shape: HEXAGONAL
  • Second End Thread Size: 0.885-14
  • Union End: NOT INCLUDED
  • First End Thread Direction: RIGHT-HAND
  • First End Thread Series/type Designator: NGO
Applications
  • Applications requiring Copper Alloy 360 construction
General Description

The Adapter,compressed Gas Cylinder, cataloged under National Stock Number 8120-00-695-5983, 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 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use. Government technical data includes 19 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN8120-00-695-5983
Primary Part NumberCGA V-1
Item NameAdapter,compressed Gas Cylinder
FSC / FSG8120 / 81 — No Item Name Available
ManufacturerNational Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
StatusACTIVE
First End Reduced Passage Inside Diameter0.125 INCHES NOMINAL IN
Second End Style DesignatorFLARE
Wrenching Facility ShapeHEXAGONAL
Second End Thread Size0.885-14
Union EndNOT INCLUDED
First End Thread DirectionRIGHT-HAND
First End Thread Series/type DesignatorNGO
Second End Thread DirectionLEFT-HAND
MaterialCOPPER ALLOY 360
Second End Reduced Passage Inside Diameter0.125 INCHES NOMINAL IN
First End Thread Size0.899-18
Wrenching FacilityINCLUDED
Gas for Which DesignedACETYLENE
Second End Thread Series/type DesignatorNGO
Material Document and ClassificationQQ-B-626, COMP 22, 1/2H FED SPEC SINGLE MATERIAL RESPONSE
First End Style DesignatorSWIVEL NUT, INVERTED FLARE
First End Connection TypeTHREADED INTERNAL GAS CYLINDER
Second End Connection TypeTHREADED INTERNAL GAS CYLINDER
Nondefinitive Spec/std Data520-510 CLASS
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
8120-00-264-5531 INTERCHANGEABLE
Adapter,compressed Gas Cylinder
8120-00-695-6001 INTERCHANGEABLE
Adapter,compressed Gas Cylinder
Cross-Reference Index
Part NumberManufacturer
CGA V-1 National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use (USA)
MIL-A-16288/21 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
CGA V-1/520-510 Compressed Gas Assn (USA)
Related Parts
8120-00-264-5531INTERCHANGEABLE
ADAPTER,COMPRESSED GAS CYLINDER
8120-00-695-6001INTERCHANGEABLE
ADAPTER,COMPRESSED GAS CYLINDER

Frequently Asked Questions

What is NSN 8120-00-695-5983?

NSN 8120-00-695-5983 is a Adapter,compressed Gas Cylinder, manufactured by National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use, classified under FSC 8120 (No Item Name Available). Status: active.

What are the part numbers for NSN 8120-00-695-5983?

NSN 8120-00-695-5983 has 3 cross-referenced part numbers: CGA V-1 (National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use), MIL-A-16288/21 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), CGA V-1/520-510 (Compressed Gas Assn).

What NSN replaces 8120-00-695-5983?

There are 2 known substitutes for 8120-00-695-5983: 8120-00-264-5531, 8120-00-695-6001. Verify interchangeability with system specifications before substitution.

What are the specifications of CGA V-1?

Key specifications for CGA V-1: First End Reduced Passage Inside Diameter: 0.125 INCHES NOMINAL IN; Second End Style Designator: FLARE; Wrenching Facility Shape: HEXAGONAL; Second End Thread Size: 0.885-14. 20 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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