120-279M

120279M Aircraft Mater Stud

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Quality Commitment

Serving our customers with quality and safety first.

  •   AS9120 Certified
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  •   ITAR Registered
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Datasheet. 120-279M specification

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

18 nut thread a

Thread Quantity Per Inch
The number of threads on the item per linear inch measured on a line parallel to the thread axis.

24 nut thread b

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

0.3125in. nut thread a ⁓21/64"

Nominal Thread Size
A designation that is used for the purpose of general identification of the thread.

0.3125in. nut thread b ⁓21/64"

Part Name Assigned By Controlling Agency
The name assigned to the item by the government agency or commercial organization controlling the design of the item.

stud, straight, vented, .3125-18 x .3125-24, 180 ksi, special

Special Features
Those unusual or unique characteristics or qualities of an item not covered in the other requirements and which are determined to be essential for identification.

material: alloy steel 4340 per AMS6414 or 8740 per AMS6322 or AMS6325 or AMS6327, heat treatment 180-200 ksi ultimate tensile strength per AMS2759, finish: chemical black oxide per MIL-DTL-13924

Material
The chemical compound or mechanical mixture properties of which the item is fabricated.

steel comp 4340 or steel comp 8740

Material Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as class,condition,temper,and the like,that identifies the material.

AMS6414 assn std single material response or AMS6322 assn std single material response or AMS6325 assn std single material response or AMS6327 assn std single material response

Surface Treatment
The metallic,nonmetallic,and/or chemical properties with which the item is plated,dipped,and/or coated.the treatment is designed to protect the surface(s) and cannot be wiped off.

oxide

Special Test Features
Test conditions and ratings,or environmental and performance requirements that are different,more critical,or more specific than those specified in a governing test data document.

pitch diameter: oversize .2910"max, .2900"min, pd lead thread: .2854"max, .2834"min, minor diameter: .2634"max, .2586"min

Surface Treatment Document And Classification
The specification,standard,or manufacturers reference,and the classification designation,such as type,class,grade,and the like,that identifies the surface treatment material.

96906-MIL-DTL-13924 mil std single treatment response

Answers.

What material is the aircraft mater stud made of ?

Steel comp 4340 or steel comp 8740

What is the thread quantity per inch?

24 nut thread b

What is the thread quantity per inch?

18 nut thread a

What is the NSN for 120-279M?

5307-01-552-9056

What's the federal classification of 120-279M?

FSC 5307 ⁓ Studs

NSN 5307-01-552-9056 STUD,AIRCRAFT,MATER

oxide surface treated material: alloy steel 4340 per AMS6414 or 8740 per AMS6322 or AMS6325 or AMS6327, heat treatment 180-200 ksi ultimate tensile strength per AMS2759, finish: chemical black oxide per mil-dtl-13924 stud, straight, vented, .3125-18 x .3125-24, 180 ksi, special 24 nut thread b thread quantity per inch

NIIN
015529056
NIIN Date
06/28/07
Schedule B
 
Name Code
77777
FIIG
--
QUP
 
Historical Price
$131.88 EA
DEMIL / ITAR
Uncontrolled item (Code A)
Hazmat
No hazard information available from HMIRS.
MSDS
N/A
Precious Metals
No precious metals
Enviromental
N/A
Electrostatic ESD & EMI
No ESD or EMI sensitivity

Other Part Numbers Parts with same form, fit, and function by other manufacturers

Major End Users Countries and entities

  • - Department of The Navy 
  • - Department of The Air Force 

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Shipping Information

Special Handling
Other or no special handling required (sh) 
LTL (less than a truck load rating)
Rating variable 
LCL (less than a car load rating)
Unknown
Special Cargo
No special type of cargo code applicable 
Air Freight (Minimum cargo door size required)
Shipment is not a consolidation and does not exceed 84 inches in any dimension. 
Customs Requirement Classification
Supplies and equipment for aircraft and aerial targets, including aircraft and maintenance parts, aircraft accessories, aircraft 
Commodity (for shipments via water)
Bolts or nuts (iron or steel),(less than 35 feet) 
NMFC (national motor freight code)
093486 BOLTS,NUTS OR SCREWS, NOI (SUB 3) 
UFC (universal freight code)
48950