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Shoulder Screw NSN 5305-01-185-4637

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 5305-01-185-4637 NSN: 5305-01-185-4637

Features and Characteristics

Thread Class
2a
Thread Direction
Right-hand
Thread Length
0.158 inches
Fastener Length
0.375 inches
Head Style
Hexagon
Head Height
0.094 inches
Width Between Flats
0.500 inches
Shoulder Diameter
0.247 inches first shoulder and 0.251 inches first shoulder
Shoulder Length
0.125 inches first shoulder
Internal Drive Style
W/o internal drive
Thread Diameter
0.190 inches
Thready Qty Per Inch (tpi)
32
Shoulder Shape
Round first shoulder
Material
Steel comp 303
Material Specification
Astma582 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unf
FSC
5305 Screws
NIIN
011854637
NSN
5305011854637

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
2678991-4
Cage Code:
10001
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 5305-01-185-4637
What are the manufacturers of nsn 5305011854637?
Does this nsn 5305011854637 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305011854637
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 5305011854637 contain any precious metals?
No precious metal content.
Does nsn 5305011854637 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305011854637?
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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