1/4-20 UNC (3/8 Inch) x 1/4 Inch Imperial Low Head Slotted Shoulder Screws - AccuLock 360 - Stainless Steel (303) 1/4-20 UNC (3/8 Inch) x 1/4 Inch Imperial Low Head Slotted Shoulder Screws - AccuLock 360 - Stainless Steel (303) (pack of 1)

Accu Product Code (APC): SFHL-5/16-18-1/4-A2-R360

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1/4-20 UNC (3/8 Inch) x 1/4 Inch Imperial Low Head Slotted Shoulder Screws - AccuLock 360 - Stainless Steel (303) 1/4-20 UNC (3/8 Inch) x 1/4 Inch Imperial Low Head Slotted Shoulder Screws - AccuLock 360 - Stainless Steel (303) (pack of 1)

Accu Product Code (APC): SFHL-5/16-18-1/4-A2-R360

Key Features

AccuLock R360 is an adjustable and reusable low strength anti-vibration compound.
Re-useable up to 5 times in environments between -50°C to 75°C.
Free Technical Support From Our Engineers.

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Accu Product Code (APC): SFHL-5/16-18-1/4-A2-R360
Thread Size: 1/4-20 UNC
Length (L): 1/4 inch
Shoulder Diameter (d): 3/8 inch
Material: Stainless Steel - (303)
Finish: Thread Locking - AccuLock 360
Head Diameter (D): 9/16 inch
Head Length (H): 3/32 inch
Manufacturing Standard: Not Standardised
Material Familty: Stainless Steel
Material Specification: SS 303 / ASTM A582
Shoulder Diameter (Decimal) (d): 0.375 inch Tolerance: +0/-0.001 inch
System of Measurement: Imperial
Thread Length (E): 7/16 inch
Thread Pitch: 20 TPI
Weight per 100 Units: 1.46 kg

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1/4-20 UNC (3/8 Inch) x 1/4 Inch Imperial Low Head Slotted Shoulder Screws - AccuLock 360 - Stainless Steel (303) Description

The 1/4-20 UNC (3/8 Inch) x 1/4 Inch Imperial Low Head Slotted Shoulder Screws - AccuLock 360 - Stainless Steel (303) has the following features:

Thread Locking - AccuLock 360 Finish
Head Diameter (D): 9/16 inch
Head Length (H): 3/32 inch
Length (L): 1/4 inch
Manufacturing Standard: Not Standardised
Stainless Steel - (303)
Stainless Steel Material Familty
SS 303 / ASTM A582 Material Specification
Shoulder Diameter (d): 3/8 inch
Shoulder Diameter (Decimal) (d): 0.375 inch
Shoulder Diameter (Decimal) (d) Tolerance: +0/-0.001 inch
System of Measurement: Imperial
Thread Length (E): 7/16 inch
Thread Pitch: 20 TPI
Thread Size: 1/4-20 UNC

Discover more about the Imperial Low Head Slotted Shoulder Screws range.

AccuScrews' Imperial Low Head Slotted Shoulder Screws range is available in an array of thread sizes and diameters to suit a wide variety of precision fastening applications. Imperial Low Head Slotted Shoulder Screws within our range are produced in thread sizes ranging from 1/4 inch to No. 10, shoulder diameters of 3/32 inch to 3/8 inch, and are available with lengths from 1/16 inch up to 1 inch. Products within our Imperial Low Head Slotted Shoulder Screws range are manufactured in accordance with industry standards from A2 and A4 Stainless Steel. All of AccuScrews' high precision Shoulder Screw products are machined to achieve tolerances of +0/-0.025mm, and are held in small stock quantities in our internal warehouse, with larger quantities available on short lead times.

Thread-Locking and Finish Options.

Improve the longevity and stability of your Low Head Slotted Shoulder Screws with Accu’s pre-applied thread-locking patches. From the leading reliability of AccuLock Threadlocker to the heavy-duty Anu-Lok 180 and the high-performance Precote 80, your fasteners remain secure. Add a professional touch with AccuBlack chemical blackening, designed to minimise reflections and provide a premium aesthetic.

Shipping Information

Shipping Destinations:

Worldwide view delivery information

Weight (100 items):

1.455kg

Component History

Product First Available:

Sunday, June 28, 2015

Stock Last Updated:

12:02 AMThursday, June 4, 2026

Specification Last Updated:

Wednesday, June 3, 2026

Barcodes

APC (Accu Product Code):

SFHL-5/16-18-1/4-A2-R360

EAN13 (International Article No.):

5057195574941

ASIN (Amazon Stock Identification No.):

ASIN not defined.

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Length (L)

Shoulder Diameter (d)

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Finish

Head Diameter (D)

Head Length (H)

Manufacturing Standard

Material Familty

Material Specification

Shoulder Diameter (Decimal) (d)

System of Measurement

Thread Length (E)

Thread Pitch

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1/4-20 UNC (3/8 Inch) x 1/4 Inch Imperial Low Head Slotted Shoulder Screws - AccuLock 360 - Stainless Steel (303).

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1/4-20 UNC (3/8 Inch) x 1/4 Inch Imperial Low Head Slotted Shoulder Screws - AccuLock 360 - Stainless Steel (303) 1/4-20 UNC (3/8 Inch) x 1/4 Inch Imperial Low Head Slotted Shoulder Screws - AccuLock 360 - Stainless Steel (303) (pack of 1)

1/4-20 UNC (3/8 Inch) x 1/4 Inch Imperial Low Head Slotted Shoulder Screws - AccuLock 360 - Stainless Steel (303) 1/4-20 UNC (3/8 Inch) x 1/4 Inch Imperial Low Head Slotted Shoulder Screws - AccuLock 360 - Stainless Steel (303) (pack of 1)

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