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Shoulder Screw NSN 5305-01-073-2531

Item Description

An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in.) (1.5 mm) or larger. It has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. The head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. No. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. A locking feature may be incorporated in the design of the head or threads. For items which are both shouldered and have an externally relieved body, use screw, externally relieved body. For items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. Excludes bolt, internal wrenching and screw, cap, socket head.

NSN 5305-01-073-2531 NSN: 5305-01-073-2531

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.371 inches and 0.438 inches
Fastener Length
Between 0.943 inches and 0.990 inches
Head Diameter
Between 0.390 inches and 0.395 inches
Head Height
0.015 inches
Shoulder Diameter
0.264 inches first shoulder and 0.265 inches first shoulder
Shoulder Length
0.508 inches first shoulder
Internal Drive Style
High-torque
Thread Diameter
0.250 inches
Thready Qty Per Inch (tpi)
28
Countersink Angle
Between 99.0 degrees and 101.0 degrees
Shoulder Shape
Round first shoulder
Special Features
Socket drive recess in thread end, 0.095 in. Nom. Width across flats
Material
Stainless steel
Material Specification
23-112, fscm 76301 mfr ref single material response
Thread Series Designator
Unjf
FSC
5305 Screws
NIIN
010732531
NSN
5305010732531

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
HT4016-4-9X
Cage Code:
73197
Status:
A
MSDS:
Part Number:
ST3M495-4-9-1
Cage Code:
58998
Status:
A
MSDS:
Part Number:
WC4010-4-9
Cage Code:
60516
Status:
A
MSDS:
Part Number:
11911-4-9-1
Cage Code:
59563
Status:
A
MSDS:
Part Number:
10114956
Cage Code:
A486G
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 5305-01-073-2531
What are the manufacturers of nsn 5305010732531?
Does this nsn 5305010732531 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305010732531
An externally threaded fastener whose threaded portion is of one nominal diameter, no 0 (0.060 in.) (1.5 mm) or larger. it has a round unthreaded neck or shank all or part of which is of greater diameter than the threaded portion. the head is designed to be driven with either a wrench or an inserted driver or both in sizes below no. 10 (0.190 in.) (5 mm) nominal diameter. no. 10 (0.190 in.) (5 mm) and larger sizes must be designed for any type of inserted driver, but may also provide for external wrenching of the head. a locking feature may be incorporated in the design of the head or threads. for items which are both shouldered and have an externally relieved body, use screw, externally relieved body. for items with a no. 10 (0.190 in.) (5 mm) or larger thread diameter without an inserted driver head, use bolt, shoulder. excludes bolt, internal wrenching and screw, cap, socket head.
Does nsn 5305010732531 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305010732531 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305010732531?
No known electrostatic discharge.

Identification Group

Item Identification Guide (IIG) and Item Name Code (INC)
INC
FIIG
App. Key
Cond. Code
Status
INC:
22846
FIIG:
A003B0
App. Key:
SL
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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