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Machine Screw NSN 5305-01-289-4998

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 5305-01-289-4998 NSN: 5305-01-289-4998

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
Between 1.536 inches and 1.750 inches
Fastener Length
Between 1.690 inches and 1.750 inches
Head Style
Hexagon
Head Height
Between 0.302 inches and 0.323 inches
Width Between Flats
Between 0.736 inches and 0.750 inches
Thread Diameter
0.500 inches
Thready Qty Per Inch (tpi)
13
Min. Tensile Strength (psi)
120000 pounds per square inch
Hardness Rating
Between 23.0 rockwell c and 34.0 rockwell c
Screw Material
Steel
Screw Material Specification
Sae j429 assn standard single material response
Thread Series Designator
Unc
Nondefinitive Specification/std Data
1 type and 5 grade
FSC
5305 Screws
NIIN
012894998
NSN
5305012894998

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
0.500-13UNC-2AX1.750IN. LG
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: 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 5305-01-289-4998
What are the manufacturers of nsn 5305012894998?
Does this nsn 5305012894998 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305012894998
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 5305012894998 contain any precious metals?
No precious metal content.
Does nsn 5305012894998 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305012894998?
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
  •   Quality Fast Service
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