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Close Tolerance Screw NSN 5305-01-524-1544

Item Description

A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. Items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. The nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. The head is designed to be held or driven with an inserted driver. It is not designed for rotation by the thumb and fingers. A locking feature may be incorporated in the design of the head or threads.

NSN 5305-01-524-1544 NSN: 5305-01-524-1544

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
0.430 inches
Fastener Length
0.875 inches
Head Style
Round extended washer
Head Diameter
0.375 inches
Head Height
0.094 inches
Extended Washer Diameter
0.437 inches
Extended Washer Thickness
0.027 inches
Grip Diameter
0.189 inches
Internal Drive Style
Cruciform ribbed
End Application
Support of pre-provisioning items for which navicp phil acts as poe (e-nsn isil)
Thread Diameter
0.190 inches
Grip Length
0.312 inches
Thready Qty Per Inch (tpi)
32
Min. Tensile Strength (psi)
2000 pounds per square inch
Criticality Code Justification
Agav
Part Name Assigned By Controlling Agency
Screw, washer head, close tolerance, long thread, 95 ksi fsu
Material
Iron alloy 660
Material Specification
Ams5731 assn standard 1st material response or ams5732 assn standard 2nd material response or ams5737 assn standard 3rd material response or ams5853 assn standard 4th material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unjf
FSC
5305 Screws
NIIN
015241544
NSN
5305015241544

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
120-225
Cage Code:
97499
Status:
A
MSDS:
Part Number:
120-225C3-12
Cage Code:
97499
Status:
A
MSDS:
Part Number:
SF22-01
Cage Code:
0K6Z0
Status:
A
MSDS:
Part Number:
BR0097
Cage Code:
62384
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 5305-01-524-1544
What are the manufacturers of nsn 5305015241544?
Does this nsn 5305015241544 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305015241544
A screw, machine or screw, cap, socket head whose unthreaded portion is of specified grip length, plated or unplated, and is machined to a tolerance of one thousandth (0.001 in.) (0.025 mm) or less of a specific diameter for items (1.000 in.) (25 mm) or less in diameter. items over (1.000 in.) (25 mm) in diameter shall have a tolerance of fifteen ten thousandths (0.0015 in.) (0.038 mm) or less. the nominal major diameter of the threads shall be at least one thousandth (0.001 in.) (0.025 mm) below the minimum shank diameter, but not below the minimum major diameter for applicable class of fit, as shown in the screw thread standards, fed std h28 and/or other nationally recognized standards. the head is designed to be held or driven with an inserted driver. it is not designed for rotation by the thumb and fingers. a locking feature may be incorporated in the design of the head or threads.
Does nsn 5305015241544 contain any precious metals?
No precious metal content.
Does nsn 5305015241544 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305015241544?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
29294
FIIG:
A003B0
App. Key:
SS
Cond. Code:
1
Status:
A

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