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Machine Screw NSN 5305-00-637-6395

Item Description

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). No. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. A locking feature may be incorporated in the design of the head or threads. Excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. See also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.

NSN 5305-00-637-6395 NSN: 5305-00-637-6395

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.335 inches
Fastener Length
Between 0.969 inches and 1.031 inches
Head Style
Round extended washer
Head Diameter
0.437 inches
Head Height
0.101 inches
Extended Washer Diameter
0.500 inches
Extended Washer Thickness
Between 0.028 inches and 0.033 inches
Internal Drive Style
Cross recess type 1
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Min. Tensile Strength (psi)
125000 pounds per square inch
Screw Material
Steel comp 2330
Screw Surface Treatment
Cadmium and zinc
Screw Surface Treatment Specification
An-p-61 /canceled/ federal specification 1st treatment response or an-p-32 /canceled/ federal specification 2nd treatment response
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
006376395
NSN
5305006376395

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
AN525-416R16
Cage Code:
80205
Status:
A
MSDS:
Part Number:
MILS7839
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: 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 5305-00-637-6395
What are the manufacturers of nsn 5305006376395?
Does this nsn 5305006376395 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305006376395
An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in./1.5 mm) or larger, designed to be held or driven with either a wrench or an inserted driver or both (excluding internal socket or internal multiple spline types), in sizes below no. 10 (0.190 in./5 mm). no. 10 and larger sizes must have a head designed for any type inserted driver (excluding internal socket or internal multiple spline types), but may also be designed for external wrenching. a locking feature may be incorporated in the design of the head or threads. excludes bolt, clevis; bolt, externally relieved body; screw, externally relieved body; and screw, assembled washer. see also, screw, instrument; bolt, machine; bolt, internal wrenching; and screw, cap socket head.
Does nsn 5305006376395 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305006376395 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305006376395?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
06657
FIIG:
A500D0
App. Key:
Cond. Code:
1
Status:
A

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  •   Certificate of Conformance
  •   Quality Inspected Parts
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