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Shoulder Screw NSN 5305-01-085-3231

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 5305-01-085-3231 NSN: 5305-01-085-3231

Features and Characteristics

Thread Class
3a
Thread Direction
Right-hand
Thread Length
Between 0.372 inches and 0.422 inches
Fastener Length
Between 0.507 inches and 0.537 inches
Head Style
Flat countersunk
Head Diameter
Between 0.456 inches and 0.508 inches
Shoulder Diameter
0.2802 inches first shoulder and 0.2807 inches first shoulder
Shoulder Length
0.020 inches first shoulder and 0.040 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
Internal hexagon socket in threaded end 0.0947 in. Min and 0.0967in. Max width across flats
Material
Steel comp xm-13
Material Specification
Ams 5629 assn standard single material response
Surface Treatment
Passivate
Surface Treatment Specification
Qq-p-35 federal specification single treatment response
Thread Series Designator
Unjf
FSC
5305 Screws
NIIN
010853231
NSN
5305010853231

Manufacturer Part Numbers

Part numbers registered to this national stock number.
Part Number
Cage
Status
MSDS
Part Number:
HT4009-4-2
Cage Code:
80539
Status:
A
MSDS:
Part Number:
ST3M505-4-2
Cage Code:
76301
Status:
A
MSDS:
Part Number:
11917-4-2
Cage Code:
59563
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 5305-01-085-3231
What are the manufacturers of nsn 5305010853231?
Does this nsn 5305010853231 have a shelf life?
No. This NSN does not have an applicable shelf life.
What is the formal definition of nsn 5305010853231
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 5305010853231 contain any precious metals?
Precious metal content is unknown.
Does nsn 5305010853231 contain any hazardous materials?
No MSDS. No hazardous material.
What is the ESD classification of nsn 5305010853231?
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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