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Hexagon Head Cap Screw NSN 5305-01-297-3108

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 5305-01-297-3108 NSN: 5305-01-297-3108

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Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
1.000 inches
Fastener Length
1.500 inches
Head Style
Hexagon
Head Height
Between 0.226 inches and 0.243 inches
Width Between Flats
Between 0.551 inches and 0.562 inches
Thread Diameter
0.375 inches
Thready Qty Per Inch (tpi)
16
Min. Tensile Strength (psi)
80000 pounds per square inch
Hardness Rating
80.0 rockwell b
Minimum Yield Strength
40000 pounds per square inch
Material
Nickel alloy 400
Material Specification
Qq-n-281 cl a federal specification single material response
Thread Series Designator
Unc
Nondefinitive Specification/std Data
1 type and 400 grade
FSC
5305 Screws
NIIN
012973108
NSN
5305012973108

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
NCA 11/2INLGX3/ 8IN-16UNC2A
Cage Code:
D9182
Status:
A
MSDS:
Part Number:
NCA1 1/2 IN LG X 3/8-16 UNC 2A
Cage Code:
80204
Status:
A
MSDS:
Part Number:
MIL-DTL-1222
Cage Code:
81349
Status:
A
MSDS:
Part Number:
MIL-S-1222
Cage Code:
81349
Status:
A
MSDS:

Foreign Trade & Schedule B

What is a Schedule B number? Find more information at help.cbp.gov
  • Schedule B Number: 7508900000
  • NAICS: 332999
  • SITC: 69975
  • Description: Other articles of nickel, nesoi (excluding cloth, grill & netting of nickel wire)
  • End Use (Code 12300):
    Finished metal shapes

Q & A

Frequently asked questions for NSN 5305-01-297-3108
What are the manufacturers of nsn 5305012973108?
Does this nsn 5305012973108 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305012973108
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 5305012973108 contain any precious metals?
No precious metal content.
Does nsn 5305012973108 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305012973108?
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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