ORDER BY PHONE (619) 331-9599      Contact Us      Request Quote
facebook
NationalStockNumber.org

Socket Head Cap Screw NSN 5305-01-027-8957

Item Description

An externally threaded fastener whose threaded portion is of one nominal diameter. The head has an internal socket or multiple spline for use with an inserted driver. A locking feature may be incorporated in the design of the head or threads. Excludes items with bevel (conical) heads. See bolt, internal wrenching. Excludes screw, shoulder; and screw, machine.

NSN 5305-01-027-8957 NSN: 5305-01-027-8957

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 0.310 inches and 0.390 inches
Fastener Length
Between 0.360 inches and 0.390 inches
Head Style
Hexagon
Head Height
Between 0.049 inches and 0.060 inches
Width Between Flats
Between 0.181 inches and 0.187 inches
Locking Feature
Patch threads or strip threads
Internal Drive Style
W/o internal drive
Thread Diameter
0.112 inches
Thready Qty Per Inch (tpi)
40
Hardness Rating
36.0 rockwell c and 45.0 rockwell c
Material
Steel comp 303se or steel comp 304l or steel comp 302b or steel comp 302 or steel comp 303 or steel comp 304 or steel comp 305
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
010278957
NSN
5305010278957

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
SM-B-653140-2
Cage Code:
80063
Status:
A
MSDS:
Part Number:
4-40 UNC-2AX3/8
Cage Code:
72962
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7318152000
  • NAICS: 332722
  • SITC: 69421
  • Description: Bolts and bolts and their nuts or washers exported in the same shipment
  • End Use (Code 12110):
    Iron and steel products, other

Q & A

Frequently asked questions for NSN 5305-01-027-8957
What are the manufacturers of nsn 5305010278957?
Does this nsn 5305010278957 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305010278957
An externally threaded fastener whose threaded portion is of one nominal diameter. the head has an internal socket or multiple spline for use with an inserted driver. a locking feature may be incorporated in the design of the head or threads. excludes items with bevel (conical) heads. see bolt, internal wrenching. excludes screw, shoulder; and screw, machine.
Does nsn 5305010278957 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305010278957 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305010278957?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
16282
FIIG:
A003B0
App. Key:
SC
Cond. Code:
1
Status:
A

What do you get when you order from nationalstocknumber.org?

  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
ASA Aviation Suppliers Association Member Logo
NQA AS 9120 Suppliers Logo
ITAR Registered International Traffic in Arms Regulations Logo