NSN 8120-00-074-4949, 8120000744949
VALVE,CYLINDER,GAS

Federal Supply Classification: FSC 8120 - Commercial and Industrial Gas Cylinders
National Item Identification Number: NIIN 000744949
Codification Country: United States
Item Name Code: INC 07848
Criticality: (X) This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.
Hazardous Material Indicator Code: (N) There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials.

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DLMS^® Summary

National Stock Number 8120-00-074-4949

National Stock Number (NSN) 8120-00-074-4949, or NIIN 000744949, (valve,cylinder,gas) was assigned January 1, 1960 in the Federal Logistics Information System (FLIS). This NSN does not replace any other NSNs.

There are no manufacturer part numbers associated to this NSN.

This part number has not been procured by the US Government in over 5 years.

This NSN is assigned to Item Name Code (INC) 07848. [A VALVE SPECIFICALLY DESIGNED FOR THE CONTROL OF COMPRESSED OR LIQUEFIED GASES AND MAY BE LEGIBLY MARKED WITH NAME OF GAS FOR WHICH DESIGNED. INLET CONNECTION THREADS ARE COATED TO FORM A TIGHT SEAL. A CAP OR PLUG IS USUALLY SUPPLIED TO PROTECT OUTLET CONNECTION THREADS AND PREVENT LEAKAGE.]. This item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. There is no data in the HMIRS and the NSN is in an FSC not generally suspected of containing hazardous materials. NSN 8120000744949 does not contain precious metals.

This information was last updated on Jul 01, 2025.

Technical Characteristics

SECOND END RELATIONSHIP WITH FIRST END: (ACLR) NOT IDENTICAL
EXTERIOR CONTAINER QUANTITY: (EXQT) 36
FURNISHED ITEMS: (ABFF) CAP AND SAFETY DEVICE
INTERMEDIATE PACKAGE QUANTITY: (PKQT) 12
TEMP RATING: (ABJH) NOT RATED
BODY MATERIAL: (AAFZ) BRASS, QQ-B-626, COMP 21
BODY STYLE: (AAQL) ANGLE GIVE "ADQM" AND "ADQN" ONLY IF FLANGED ONE OR TWO ENDS
STEM MATERIAL: (ABEP) BRASS,QQ-B-626,COMP 11 AND BRONZE,QQ-A-630,COMP 2 AND BRONZE,QQ-M-80 AND STEEL,QQ-S-763,CLASS 302,303,OR 304
FIRST END CONNECTION TYPE: (ACKM) THREADED EXTERNAL GAS CYLINDER
VALVE OPERATION METHOD: (ADQW) WHEEL
EXTERIOR CONTAINER CUBIC MEASURE: (EXME) 0.50 CUBIC FEET
SPECIAL FEATURES: (FEAT) 0.75 IN. (1.9 CM); REPLACEMENT FOR 8120-00-130-1941
SECOND END CONNECTION TYPE: (ACLS) THREADED EXTERNAL GAS CYLINDER
UNABLE TO DECODE: (EXQT) UNABLE TO DECODE
UNIT OF ISSUE CUBE: (SUCB) 0.0139 CUBIC FEET
UNABLE TO DECODE: (SUWT) UNABLE TO DECODE
FIRST END THREAD PITCH DIAMETERS: (ADRN) +0.7750/+0.7786 INCHES
EXTERIOR CONTAINER WEIGHT: (ECWT) 40.00 POUNDS
SECOND END STYLE DESIGNATOR: (ACLT) PLAIN
PART NAME ASSIGNED BY CONTROLLING AGENCY: (CXCY) VALVE CYLINDER GAS NITROUS OXIDE 3/4 INCH
UNABLE TO DECODE: (EXME) UNABLE TO DECODE
UNABLE TO DECODE: (PKQT) UNABLE TO DECODE
FIRST END THREAD PITCH DIAMETERS: (ADRN) +0.7750 TO 0.7786 INCHES
UNABLE TO DECODE: (ECWT) UNABLE TO DECODE
MAXIMUM OPERATING PRESSURE: (AAJJ) 2200.0 POUNDS PER SQUARE INCH
OUTSIDE SURFACE TREATMENT: (AAJP) CHROMIUM
FLOW CONTROL DEVICE: (ADQU) DISK, FLAT
III PART NAME ASSIGNED BY CONTROLLING AGENCY: (CXCY) VALVE CYLINDER GAS NITROUS OXIDE 3/4 INCH
SPECIAL MARKINGS: (MARK) NITROUS-OXIDE MED
MEDIA FOR WHICH DESIGNED: (ACKL) NITROUS OXYGEN
FLOW CONTROL DEVICE MATERIAL: (ADQV) CLOTH, NYLON OR PLASTIC, MIL-P-15047
UNABLE TO DECODE: (SUCB) UNABLE TO DECODE
UNIT OF ISSUE WEIGHT: (SUWT) 1.1111 POUNDS
FIRST END STYLE DESIGNATOR: (ACKN) PLAIN
SEAT MATERIAL: (ACSH) BRASS, QQ-B-626, COMP 21
FIRST END THREAD DIRECTION: (ACLL) RIGHT-HAND
SECOND END THREAD DIRECTION: (ACMS) RIGHT-HAND
END CONNECTION QUANTITY: (ADQZ) 2