Flat-Faced O-Ring Caps

These caps are designed to cap the outside of hexnuts. Featuring a chamfered flange for easy hand removal, these caps fit snugly to minimize the chance of falling off during transit. The FCO series is ideal for fluid power valves and hose and pipe fittings.

Flanged for easy installation and removal
Internal ribs securely hold caps in place
Due to their larger size, FCO-120 thru FCO-200 have external ribs

Material: Low-density polyethylene

Standard Colour: Red

Type: Fitting Protection, Protection & Finishing , Caps

Material: LDPE, Polyethylene

Applications: Hydraulics, Thread and Flange Protection

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Part Number	Dim A (IN)	Dim B (IN)	Dim C (IN)	Cap Thread Size	Fit Hex Size
FCO-40	0.67	0.79	0.59	9/16-18"	11/16"
FCO-60	0.79	0.93	0.68	11/16-16"	13/16"
FCO-80	0.92	1.07	0.84	13/16-16"	15/16"
FCO-100	1.10	1.29	0.94	1-14"	1 1/8"
FCO-120	1.36	1.58	1.03	1 3/16-12"	1 3/8"
FCO-160	1.59	1.86	1.11	1 7/16-12"	1 5/8"
FCO-200	1.83	2.15	1.11	1 11/16-12"	1 7/8"

Part Number

Dim A (IN)

Dim B (IN)

Dim C (IN)

Cap Thread Size

Fit Hex Size

FCO-40

0.67

0.79

0.59

9/16-18"

11/16"

FCO-60

0.79

0.93

0.68

11/16-16"

13/16"

FCO-80

0.92

1.07

0.84

13/16-16"

15/16"

FCO-100

1.10

1.29

0.94

1-14"

1 1/8"

FCO-120

1.36

1.58

1.03

1 3/16-12"

1 3/8"

FCO-160

1.59

1.86

1.11

1 7/16-12"

1 5/8"

FCO-200

1.83

2.15

1.11

1 11/16-12"

1 7/8"