PartSmith Co. lists the HPS Stainless Steel Spring Loaded T-Bolt Clamp 4.5″-4.8″ (114mm-122mm) with real inventory, honest specs and fast USA dispatch.

Clamp choice matters: constant tension or lined clamps protect the hose surface over heat cycles. Route clear of heat sources and moving components.
If your build is unusual, tell us and we will confirm the hps stainless steel spring loaded against it.
The hps stainless steel spring loaded ships protected, because a damaged part helps nobody.
Part details
- Material: Stainless Steel
- Category: Clamps
- Price: $19.32 with free shipping over $99
- Availability: in stock, dispatched from the USA
Manufacturer specifications
HPS Stainless Steel Spring Loaded T-Bolt Clamp 4.5″-4.8″ (114mm-122mm) for 4.25″ inch ID hose provides high strength and a 360 degree seal. The added spring is there to automatically adjusts the clamp diameter to compensate for the expansion and contraction of hose when temperatures or the pressure fluctuate. HPS spring loaded clamps are reusable. Design to meet or exceeds SAE Spec. J1508 for T-bolt clamps. The clamps has a floating bridge and rolled edges to protect soft hose. The lock nut has a nylon insert to prevent it from backing out. Tighten with a 7/16 inch socket wrench.
The HPS constant tension t bolt clamps are widely used in the charge air cooler system (cac), aircraft, automotive, truck and heavy-duty vehicle, industrial, hardware/plumbing, and marine industries. Technical Specification: SAE #116. Effective Size Range: 4.5″-4.8″ (114mm-122mm). Superior welded construction. Floating bridge and rolled edges to protect soft hoses. 3/4 inch wide 300 Series Stainless Steel Band and Trunnion. Zinc Plated T-bolt, Nut and Springs. 7/16 inch head Nylon Nut. Meets or exceeds SAE Spec. J1508 for T-Bolt clamps. Max. Torque Spec: 75 in. lbs.. Quantity: 1
- SAE #116. Effective Diameter Range: 4.5″-4.8″ (114mm-122mm). Fits 4.25″ ID HPS silicone hose
- 3/4″ wide 300 Series Stainless Steel Band and Trunnion
- Zinc Plated T-bolt, Nut and Springs
- Nominal Diameter: 4-3/4″. Max. Torque Spec: 75 in. lbs.
- Meets or exceeds SAE Standard, ideal for charge air cooler system (cac), aircraft, automotive, truck and heavy-duty vehicle, industrial, hardware/plumbing, and marine industries.
Application:
Universal Fit Product
Remark:
Installation: The size listed indicates the minimum and maximum inside diameter of the clamp. Please order clamp according to the OUTSIDE DIAMETER of the hose!
Product Content:
- 1 x Spring Loaded T-bolt Clamp
The product does not come with manual/instruction, Professional Install Recommended
Cross Reference Number:
- SLTC-450, SLTC-450, SLTC450
Unsure about the specification? Our desk cross references against manufacturer data at no cost.
Explore more: Hoses & Fittings · HPS Stainless Steel Spring Loaded T-Bolt Clamp 7.75″-8.06″ (197mm-205mm) · HPS Stainless Steel Spring Loaded T-Bolt Clamp 7.25″-7.56″ (184mm-192mm) · full catalog
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Frequently asked questions
How do I confirm this fits?
Our parts team confirms fitment before the box is sealed. Contact us with your vehicle details and we will settle it in advance.
How long does delivery take?
Your tracking link arrives by email at label creation and stays live until delivery, so you can follow the parcel the whole way.
What happens if it arrives damaged?
Parts are covered against defects for the period stated on this page, and non defect returns follow our standard returns window.
Is this checked before shipping?
Lines and fittings are checked for pressure rating, inner diameter and ply count before shipping.
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