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Hexagon Head Cap Screw NSN 5305-01-396-0998

Item Description

An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.

NSN 5305-01-396-0998 NSN: 5305-01-396-0998

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
1.000 inches
Fastener Length
Between 3.940 inches and 4.000 inches
Head Style
Hexagon
Head Height
Between 0.150 inches and 0.163 inches
Width Between Flats
Between 0.428 inches and 0.438 inches
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Min. Tensile Strength (psi)
150000 pounds per square inch
Hardness Rating
33.0 rockwell c and 39.0 rockwell c
Material
Steel uns k04100
Material Specification
Astm a354 gr bd gr 8 assn standard single material response
Surface Treatment
Cadmium and chromate
Surface Treatment Specification
Qq-p-416 type 2 cl 3 federal specification single treatment response
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
013960998
NSN
5305013960998

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
B1821AH025F400N
Cage Code:
80204
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 5305-01-396-0998
What are the manufacturers of nsn 5305013960998?
Does this nsn 5305013960998 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305013960998
An externally threaded fastener designed for insertion into holes in assembled parts, for mating with a preformed internal thread and for tightening or releasing by torquing the head. the threaded and unthreaded portions are both of the same nominal diameter of 0.190 inch (5 mm) or larger. head dimensions and sizes of threaded and unthreaded portions shall conform to internationally recognized fastener standards. the thread length being the controlled dimension, the grip length is not specified. a locking feature may be incorporated in the design of the head or threads. the head is not designed to be held or driven with an inserted driver or by the thumb and fingers. excludes bolt,machine; bolt,externally relieved body; bolt,internal wrenching; and screw,cap,socket head.
Does nsn 5305013960998 contain any precious metals?
No precious metal content.
Does nsn 5305013960998 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305013960998?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
18257
FIIG:
A003B0
App. Key:
SB
Cond. Code:
1
Status:
A

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  •   On Time Delivery
  •   Certificate of Conformance
  •   Quality Inspected Parts
  •   Quality Fast Service
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