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OEM Thin Wall Self-Locking Insert - Thin Wall Self-Locking Inserts
OEMThin Wall Self-Locking Inserts

OEM Thin Wall Self-Locking Insert

The APPROVED VENDOR Self Locking Thread Insert is a thin-wall, inch-system insert with a 1/2"-13 internal coarse thread and 5/8" overall length. Supplied in a 5-pack (MPN 313-8-PK5), it requires a 37/64 drill bit and…

SKU 3G-OTH-528421

Also listed as: 3138PK5 · 313 8 PK5

Brand
OEM
Item
Thin Wall Self-Locking Insert
Part Number
313-8-PK5
Category
Thin Wall Self-Locking Inserts
Available to Order
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Local availability & support — Singapore

Local office
20 Woodlands Link #09-05, Singapore 738733
Phone
+65 8878 8355
Delivery
Same-day or next-business-day delivery within Singapore for in-stock items; 7–14 days for factory-order parts from Europe.
Payment
Invoicing in SGD. PayNow, bank transfer, and corporate PO accepted.
Ships to
Singapore

Technical Specifications

OEM
Manufacturer Part Number
313-8-PK5
Type
5 PK
Overall Lg
5/8 in
Wall Type
Thin Wall
Int Thrd Sz
1/2"-13
Thread Type
Coarse
Drill Bit Size
37/64
Compatible Tap Size
5/8"-18
External Thread Fit
2A
Internal Thread Fit
2B
System of Measurement
Inch

Technical Documents

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OEM Products
3G Electric (S) Pte. Ltd. — Singapore

Product Description

The APPROVED VENDOR Self Locking Thread Insert is a thin-wall, inch-system insert with a 1/2"-13 internal coarse thread and 5/8" overall length. Supplied in a 5-pack (MPN 313-8-PK5), it requires a 37/64 drill bit and a 5/8"-18 tap, with external thread fit 2A and internal thread fit 2B.

Frequently Asked Questions

What is an APPROVED VENDOR self-locking thread insert used for?

This thin-wall insert repairs or reinforces internal threads in metal assemblies, preventing loosening under vibration. It is commonly used in industrial machinery, automotive, and equipment maintenance where a 1/2"-13 coarse thread is required.

What are the specifications of the APPROVED VENDOR 313-8-PK5 thread insert?

The insert has a 1/2"-13 internal coarse thread, 5/8 in overall length, and thin-wall design. It requires a 37/64 drill bit and 5/8"-18 tap. External thread fit is 2A, internal fit is 2B. Supplied as a 5-pack (MPN 313-8-PK5).

Where to buy APPROVED VENDOR thread inserts worldwide?

3G Electric supplies APPROVED VENDOR self-locking thread inserts to customers worldwide. We handle full logistics, customs clearance, and delivery to your facility. Contact us to order the 313-8-PK5 5-pack or other industrial fasteners.

How to install a thin-wall self-locking thread insert?

Drill a hole using a 37/64 bit, then tap threads with a 5/8"-18 tap. Clean the hole, then install the insert using a compatible insertion tool until it is slightly below the surface. The self-locking feature secures the fastener without additional adhesives.

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OEM Products

3G Electric supplies OEM thin wall self-locking inserts. We supply genuine products with in-stock availability on common SKUs, technical documentation, commissioning support, and warranty service — worldwide.

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Compatible alternatives & equivalents

Cross-referenced by specification & description
This thin wall self-locking insert provides a thread repair or reinforcement solution for fine-thread applications. It features a 3/8"-24 internal thread with 2B fit and a 1/2" overall length. The insert requires a 29/64 drill bit and a 1/2"-20 tap. Sold in a 5-pack
This thin wall self-locking insert provides a thread repair or reinforcement solution for fine-thread applications. It features a 3/8"-24 internal thread with 2B fit and a 1/2" overall length. The insert requires a 29/64 drill bit and a 1/2"-20 tap. Sold in a 5-pack
This heavy wall self-locking insert has a standard wall thickness and plain finish. It provides a 3/4"-10 internal thread (2B fit) and a 1"-8 external thread (2A fit). The insert requires a 7/8" drill bit and a 1"-8 tap for installation. It is used to repair or reinforce tapped holes in metal assemblies
This heavy wall self-locking insert has a standard wall thickness and plain finish. It provides a 3/4"-10 internal thread (2B fit) and a 1"-8 external thread (2A fit). The insert requires a 7/8" drill bit and a 1"-8 tap for installation. It is used to repair or reinforce tapped holes in metal assemblies
Heavy-wall key-locking insert with 4 external keys for permanent thread repair in parent materials. Internal thread 9/16"-18 fine, external thread 3/4"-16 fine, both with 2A/2B fit. Made from C1215 material, plain finish. Supplied in a 10-pack. Compatible with 3/4"-16 tap
Heavy-wall key-locking insert with 4 external keys for permanent thread repair in parent materials. Internal thread 9/16"-18 fine, external thread 3/4"-16 fine, both with 2A/2B fit. Made from C1215 material, plain finish. Supplied in a 10-pack. Compatible with 3/4"-16 tap
This heavy-wall key locking insert features a #4-40 internal thread and #12-24 external thread, with 2 locking keys. Made from 303 stainless steel with a plain finish, it meets MIL-I-45914A (MS51831) standards. The insert has external thread fit 2A and internal thread fit 3B, compatible with #12-24 tap size. Supplied in a 10-pack, it is used to repair or reinforce tapped threads in metal assemblies
This heavy-wall key locking insert features a #4-40 internal thread and #12-24 external thread, with 2 locking keys. Made from 303 stainless steel with a plain finish, it meets MIL-I-45914A (MS51831) standards. The insert has external thread fit 2A and internal thread fit 3B, compatible with #12-24 tap size. Supplied in a 10-pack, it is used to repair or reinforce tapped threads in metal assemblies
Heavy-wall key locking insert with 4 keys, M4-0.70 internal thread and M8x1.25 external thread. Made from 18-8 stainless steel with plain finish. Meets Fed Std. H28/21 and MJ Form standards. External thread fit 2A, internal thread fit 3B. Compatible with M8x1.25 tap. Used to repair or reinforce tapped threads in metal assemblies
Heavy-wall key locking insert with 4 keys, M4-0.70 internal thread and M8x1.25 external thread. Made from 18-8 stainless steel with plain finish. Meets Fed Std. H28/21 and MJ Form standards. External thread fit 2A, internal thread fit 3B. Compatible with M8x1.25 tap. Used to repair or reinforce tapped threads in metal assemblies
This inch-system locking helical insert features a 1 3/8"-8 thread size with 8 UN thread type and an overall length of 2 1/16 in. The plain finish insert is compatible with metal substrates and is used to repair or reinforce tapped threads in industrial machinery, automotive assemblies, and heavy equipment
This inch-system locking helical insert features a 1 3/8"-8 thread size with 8 UN thread type and an overall length of 2 1/16 in. The plain finish insert is compatible with metal substrates and is used to repair or reinforce tapped threads in industrial machinery, automotive assemblies, and heavy equipment