We ship to the Philippines — door-to-door, customs and logistics handled by 3G Electric

APPROVED VENDOR Self Locking Thread Insert: Std Wall, #8-32 Int Thrd Sz, 5/16"-18 Ext Thrd Sz - Heavy Wall Self-Locking Inserts
APPROVED VENDORHeavy Wall Self-Locking Inserts

APPROVED VENDOR Self Locking Thread Insert: Std Wall, #8-32 Int Thrd Sz, 5/16"-18 Ext Thrd Sz

The APPROVED VENDOR Self Locking Thread Insert is a standard-wall, heavy-wall self-locking insert with #8-32 internal thread size and 5/16"-18 external thread size, plain finish. It features coarse thread type, 2A…

SKU 3G-OTH-534188

Brand
APPROVED VENDOR
Item
Self Locking Thread Insert: Std Wall, #8-32 Int Thrd Sz, 5/16"-18 Ext Thrd Sz
Category
Heavy Wall Self-Locking Inserts
Available to Order
Trade pricing by quote — replies within 24h
Qty
WhatsApp an engineer
No account needed — your quote request goes straight to our engineers. A free account lets you track quotes and re-order faster.
Worldwide Shipping
Air & sea freight
Datasheet on Request
Technical specs
1-Day Quote
Replies within 24h

Technical Specifications

APPROVED VENDOR
Manufacturer Part Number
316-008
Type
#8-32 Int Thrd Sz, Plain
Wall Type
Standard Wall
Ext Thrd Sz
5/16"-18
Thread Type
Coarse
Compatible Tap Size
5/16"-18
External Thread Fit
2A
Internal Thread Fit
2B
System of Measurement
Inch
View Full Spec Sheet

Technical Documents

No technical documents available for this product.
Request documentation
Not sure this is the right part? Get a recommendation.

Need installation or engineering help?

Installation, commissioning, maintenance plans, system design, and bundled product + service quotes — one team handles the full scope.
Talk to an engineer

Ask a question

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

Product Description

The APPROVED VENDOR Self Locking Thread Insert is a standard-wall, heavy-wall self-locking insert with #8-32 internal thread size and 5/16"-18 external thread size, plain finish. It features coarse thread type, 2A external thread fit, 2B internal thread fit, and is compatible with a 5/16"-18 tap size. This inch-system insert (MPN 316-008) is supplied by 3G Electric, which interprets customer demand and delivers genuine industrial equipment across 14 departments — with specialist depth in combustion, pumps and controls as an authorised distributor.

Supplied to the Philippines — compatible with 60 Hz installations. DHL Express delivery to Manila, Quezon City, Cebu, customs and duties handled door-to-door.

Frequently Asked Questions

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

This standard-wall insert repairs or reinforces tapped holes in metal assemblies, preventing loosening under vibration. It is commonly used in industrial machinery, automotive, and aerospace applications where a secure, reusable threaded connection is required.

What are the specifications of the APPROVED VENDOR 316-008 thread insert?

The insert has a #8-32 internal thread size and 5/16"-18 external thread size, with coarse thread type. It features 2A external and 2B internal thread fits, compatible with a 5/16"-18 tap. System of measurement is inch, wall type is standard, finish is plain.

Where to buy APPROVED VENDOR thread inserts worldwide?

3G Electric supplies the APPROVED VENDOR 316-008 self-locking thread insert to customers worldwide. We handle full logistics, customs clearance, and delivery, ensuring you receive genuine industrial components for your maintenance or production needs.

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

Drill and tap the hole to the specified tap size (5/16"-18), then use an installation tool to thread the insert into the hole until it sits slightly below the surface. The self-locking feature engages upon final seating; no additional adhesives are typically required.

Used in

Common applications for APPROVED VENDOR
Laboratory sampling — APPROVED VENDOR clear wide mouth glass bottles for collecting and storing liquid samples in non-sterile environments.
Steam heating maintenance — APPROVED VENDOR forged brass radiator valves for regulating steam flow in commercial building heating systems.
High-pressure cleaning — APPROVED VENDOR turbo spray nozzles for pressure washers used in industrial equipment cleaning up to 6,000 psi.
Cleanroom operations — APPROVED VENDOR vinyl task chairs for seating in ISO 5 classified manufacturing or assembly areas.
General sealing — APPROVED VENDOR natural rubber stoppers for closing laboratory flasks or test tubes in educational or research settings.
Tamper-evident security — APPROVED VENDOR brass lead and wire seals for securing utility meters, cargo containers, or access panels.

APPROVED VENDOR Products

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

You might also need

Burners & Combustion Pumps & Compressors Spare Parts All Products

More from APPROVED VENDOR

View all APPROVED VENDOR parts
APPROVED VENDOR Self Locking Thread Insert: Std Wall, 1/2"-13 Int Thrd Sz, 3/4"-10 Ext Thrd Sz (MPN 316-8). Key specifications — Compatible Tap Size: 3/4"-10; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Standard Wall; Drill Bit Size: 21/32; External Thread Fit: 2A.
APPROVED VENDOR
APPROVED VENDOR Self Locking Thread Insert: Std Wall, 1/2"-13 Int Thrd Sz, 3/4"-10 Ext Thrd Sz (MPN 316-8). Key specifications — Compatible Tap Size: 3/4"-10; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Standard Wall; Drill Bit Size: 21/32; External Thread Fit: 2A.
APPROVED VENDOR Self Locking Thread Insert: Std Wall, M3-0.50 Int Thrd Sz, M6-1.00 Ext Thrd Sz (MPN 416-3). Key specifications — Compatible Tap Size: M6-1.00; Internal Thread Fit: 6H; System of Measurement: Metric; Thread Type: Coarse; Wall Type: Standard Wall; Drill Bit Size: 5.1mm; External Thread Fit: 6G.
APPROVED VENDOR
APPROVED VENDOR Self Locking Thread Insert: Std Wall, M3-0.50 Int Thrd Sz, M6-1.00 Ext Thrd Sz (MPN 416-3). Key specifications — Compatible Tap Size: M6-1.00; Internal Thread Fit: 6H; System of Measurement: Metric; Thread Type: Coarse; Wall Type: Standard Wall; Drill Bit Size: 5.1mm; External Thread Fit: 6G.
APPROVED VENDOR Self Locking Thread Insert: Std Wall, #10-24 Int Thrd Sz, 3/8"-16 Ext Thrd Sz, Plain (MPN 316-3). Key specifications — Compatible Tap Size: 3/8"-16; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Standard Wall; Drill Bit Size: 5/16; External Thread Fit: 2A.
APPROVED VENDOR
APPROVED VENDOR Self Locking Thread Insert: Std Wall, #10-24 Int Thrd Sz, 3/8"-16 Ext Thrd Sz, Plain (MPN 316-3). Key specifications — Compatible Tap Size: 3/8"-16; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Standard Wall; Drill Bit Size: 5/16; External Thread Fit: 2A.
APPROVED VENDOR Self Locking Thread Insert: Std Wall, M6-1.00 Int Thrd Sz, M10-1.50 Ext Thrd Sz (MPN 416-6). Key specifications — Compatible Tap Size: M10-1.50; Internal Thread Fit: 6H; System of Measurement: Metric; Thread Type: Coarse; Wall Type: Standard Wall; Drill Bit Size: 8.6mm; External Thread Fit: 6G.
APPROVED VENDOR
APPROVED VENDOR Self Locking Thread Insert: Std Wall, M6-1.00 Int Thrd Sz, M10-1.50 Ext Thrd Sz (MPN 416-6). Key specifications — Compatible Tap Size: M10-1.50; Internal Thread Fit: 6H; System of Measurement: Metric; Thread Type: Coarse; Wall Type: Standard Wall; Drill Bit Size: 8.6mm; External Thread Fit: 6G.
APPROVED VENDOR Self Locking Thread Insert: Std Wall, #4-40 Int Thrd Sz, #10-32 Ext Thrd Sz, Plain (MPN 316-004). Key specifications — Compatible Tap Size: #10-32; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Fine; Wall Type: Standard Wall; Drill Bit Size: 5/32; External Thread Fit: 2A.
APPROVED VENDOR
APPROVED VENDOR Self Locking Thread Insert: Std Wall, #4-40 Int Thrd Sz, #10-32 Ext Thrd Sz, Plain (MPN 316-004). Key specifications — Compatible Tap Size: #10-32; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Fine; Wall Type: Standard Wall; Drill Bit Size: 5/32; External Thread Fit: 2A.
APPROVED VENDOR Self Locking Thread Insert: Heavy Wall, 1/4"-20 Int Thrd Sz, 1 in Overall Lg, 5 PK (MPN 329-401-PK5). Key specifications — Compatible Tap Size: 7/16"-14; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Heavy Wall; External Thread Fit: 2A.
APPROVED VENDOR
APPROVED VENDOR Self Locking Thread Insert: Heavy Wall, 1/4"-20 Int Thrd Sz, 1 in Overall Lg, 5 PK (MPN 329-401-PK5). Key specifications — Compatible Tap Size: 7/16"-14; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Heavy Wall; External Thread Fit: 2A.
APPROVED VENDOR Self Locking Thread Insert: Std Wall, M5-0.80 Int Thrd Sz, M8-1.25 Ext Thrd Sz (MPN 416-5). Key specifications — Compatible Tap Size: M8-1.25; Internal Thread Fit: 6H; System of Measurement: Metric; Thread Type: Coarse; Wall Type: Standard Wall; Drill Bit Size: 6.9mm; External Thread Fit: 6G.
APPROVED VENDOR
APPROVED VENDOR Self Locking Thread Insert: Std Wall, M5-0.80 Int Thrd Sz, M8-1.25 Ext Thrd Sz (MPN 416-5). Key specifications — Compatible Tap Size: M8-1.25; Internal Thread Fit: 6H; System of Measurement: Metric; Thread Type: Coarse; Wall Type: Standard Wall; Drill Bit Size: 6.9mm; External Thread Fit: 6G.
APPROVED VENDOR Self Locking Thread Insert: Std Wall, 1/4"-20 Int Thrd Sz, 7/16"-14 Ext Thrd Sz (MPN 316-4). Key specifications — Compatible Tap Size: 7/16"-14; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Standard Wall; External Thread Fit: 2A.
APPROVED VENDOR
APPROVED VENDOR Self Locking Thread Insert: Std Wall, 1/4"-20 Int Thrd Sz, 7/16"-14 Ext Thrd Sz (MPN 316-4). Key specifications — Compatible Tap Size: 7/16"-14; Internal Thread Fit: 2B; System of Measurement: Inch; Thread Type: Coarse; Wall Type: Standard Wall; External Thread Fit: 2A.