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Hexagon Head Cap Screw NSN 5305-01-591-7541

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 5305-01-591-7541 NSN: 5305-01-591-7541

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
1.250 inches
Fastener Length
2.750 inches
Head Style
Hexagon
Head Height
Between 0.302 inches and 0.323 inches
Width Between Flats
Between 0.850 inches and 0.875 inches
Thread Diameter
0.500 inches
Thready Qty Per Inch (tpi)
13
Part Name Assigned By Controlling Agency
Screw cap hex head heavy
Special Features
Material is chromium-molybdenum, grade b7
Material
Steel
Thread Series Designator
Unc
FSC
5305 Screws
NIIN
015917541
NSN
5305015917541

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
J2295A193C2H08-N44B7
Cage Code:
81343
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 5305-01-591-7541
What are the manufacturers of nsn 5305015917541?
Does this nsn 5305015917541 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305015917541
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 5305015917541 contain any precious metals?
No precious metal content.
Does nsn 5305015917541 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305015917541?
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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