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Cushioned P-Clamp, 5/16", BLACK

Quick Overview

  • Cushioned P-clamp, 5/16" (7.9 mm) ID
  • 5052 aluminum band, black
  • EPDM rubber cushion
  • Holds hose, line, tube or wiring
  • Mounting bolt or screw not included

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Item #: CPC-5

$2.40

$2.95

per EACH (USD)
This is an obsolete Item
 
 
 In Stock & Ready to Ship

Cushioned P-Clamp, 5/16" (7.9 mm) ID, Black

Holds a hose, line, tube or wiring bundle of 5/16" (7.9 mm) outside diameter against a bracket or panel.

The Racetronix CPC-5 is a P-clamp with a black 5052 aluminum band and an EPDM rubber cushion. Wrap it round the hose or line, bolt the two tabs to a bracket or panel, and the cushion grips it firmly while damping vibration and protecting the surface.

Key features

  • Inside diameter: 5/16" (7.9 mm). Sized to the clamp, not to the hose's AN size.
  • EPDM rubber cushion lining the band.
  • 5052 aluminum band, black.
  • Mounting tab at each end with a hole for a bolt or screw (not included).
  • The EPDM lining grips without crushing, damps vibration and protects hoses, lines and finished parts.
  • Neat, low-profile mounting for fuel, brake and oil lines, hose and wiring.

Choosing the size

Measure the outside diameter of the hose, line, tube or part you want to hold, and choose the clamp with the same inside diameter. If you are between sizes, choose the next size up: the rubber cushion takes up a small gap, and a clamp that is too small will not close.

Typical uses: securing fuel and brake lines, hoses and wiring bundles, and mounting round components such as in-line fuel filters and external pumps.

How to install

  1. Wrap the clamp round the hose, line or part.
  2. Line up the two bolt tabs and fit a bolt through both into your bracket or panel.
  3. Tighten until the part is held firmly without being crushed.

Cushion P-clamp chart: all sizes

Every cushion P-clamp we carry. Click a column heading to sort by it. On a phone, swipe the chart sideways.

PartID (in)ID (mm)
CPC-33/16"4.8
CPC-41/4"6.3
CPC-55/16"7.9
CPC-63/8"9.5
CPC-81/2"12.7
CPC-105/8"15.9
CPC-123/4"19.0
CPC-161"25.4
CPC-181-1/8"28.6
CPC-201-1/4"31.8
CPC-241-1/2"38.1
CPC-281-3/4"44.4
CPC-301-7/8"47.6
CPC-322"50.8

Hose cross-reference

This clamp suits: -4 PTFE hose, bare stainless braid (TFT1170 / TFT1167); -4 PTFE hose, nylon over-braid (TFT1168); -5 Aluminum hard line (ALTUBE-05), 5/16".

Hose or lineSizeOutside diameterBest cushion P-clamp
Stainless braided / nylon covered rubber hose (RBSH / RBNH)-411.2 mm (0.44")CPC-8 (1/2")
Stainless braided / nylon covered rubber hose (RBSH / RBNH)-614.2 mm (0.56")CPC-10 (5/8")
Stainless braided / nylon covered rubber hose (RBSH / RBNH)-817.1 mm (0.67")CPC-12 (3/4")
Stainless braided / nylon covered rubber hose (RBSH / RBNH)-1020.8 mm (0.82")CPC-16 (1")
Stainless braided / nylon covered rubber hose (RBSH / RBNH)-1224.4 mm (0.96")CPC-16 (1")
Stainless braided / nylon covered rubber hose (RBSH / RBNH)-1630.5 mm (1.20")CPC-20 (1-1/4")
Stainless braided / nylon covered rubber hose (RBSH / RBNH)-2035.8 mm (1.41")CPC-24 (1-1/2")
PTFE hose, bare stainless braid (TFT1170 / TFT1167)-36.4 mm (0.25")CPC-4 (1/4")
PTFE hose, bare stainless braid (TFT1170 / TFT1167)-47.9 mm (0.31")CPC-5 (5/16")
PTFE hose, bare stainless braid (TFT1170 / TFT1167)-611.3 mm (0.44")CPC-8 (1/2")
PTFE hose, bare stainless braid (TFT1170 / TFT1167)-813.9 mm (0.55")CPC-10 (5/8")
PTFE hose, bare stainless braid (TFT1170 / TFT1167)-1016.5 mm (0.65")CPC-12 (3/4")
PTFE hose, bare stainless braid (TFT1170 / TFT1167)-1219.7 mm (0.78")CPC-16 (1")
PTFE hose, bare stainless braid (TFT1170 / TFT1167)-1626.2 mm (1.03")CPC-18 (1-1/8")
PTFE hose, nylon over-braid (TFT1168)-36.4 mm (0.25")CPC-4 (1/4")
PTFE hose, nylon over-braid (TFT1168)-47.9 mm (0.31")CPC-5 (5/16")
PTFE hose, nylon over-braid (TFT1168)-610.7 mm (0.42")CPC-8 (1/2")
PTFE hose, nylon over-braid (TFT1168)-813.9 mm (0.55")CPC-10 (5/8")
PTFE hose, nylon over-braid (TFT1168)-1015.9 mm (0.63")CPC-10 (5/8")
PTFE hose, nylon over-braid (TFT1168)-1219.5 mm (0.77")CPC-12 (3/4")
Aluminum hard line (ALTUBE-04), 1/4"-46.35 mm (0.25")CPC-4 (1/4")
Aluminum hard line (ALTUBE-05), 5/16"-57.94 mm (0.31")CPC-5 (5/16")
Aluminum hard line (ALTUBE-06), 3/8"-69.53 mm (0.38")CPC-6 (3/8")
Aluminum hard line (ALTUBE-08), 1/2"-812.7 mm (0.50")CPC-8 (1/2")
Aluminum hard line (ALTUBE-10), 5/8"-1015.88 mm (0.63")CPC-10 (5/8")

Hose outside diameters are nominal: PTFE values are for the bare stainless braid (or the over-braided TFT1168); hoses with a black jacket or PVC coating are larger. Always measure your own hose before choosing a clamp.

Specifications

Part numberCPC-5
Inside diameter5/16" (7.9 mm)
Material5052 aluminum band, black, with EPDM rubber cushion
MountingTab at each end; bolt or screw not included

Frequently asked questions

Which size do I need?

Measure the outside diameter of the hose, line or part and choose the clamp with the same inside diameter. Between sizes, choose the nearest one; the rubber lining takes up small differences.

What is the difference between this and a hose clamp?

A hose clamp seals a hose onto a barb. A P-clamp holds a hose, line or part in place and mounts it to something, with a rubber cushion to stop rubbing and vibration.

Questions and support

Not sure which size you need? Email [email protected] with the outside diameter before you order.

Racetronix provides technical support to verified customers through our support forum, not by phone or email. Please request forum access when you place your order so your account is approved before your parts arrive. The forum is moderated, open 24/7, and holds a knowledge base going back to 1999.

© 2026 Racetronix. All rights reserved. | Part No: CPC-5 | Revision: Alpha