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Threaded O-ring Plugs - UNF Threads

In stock

Threaded O-ring Plugs for UNF Threads include a compressed flange lip and an O-ring (optional) to provide a watertight seal and superior leakage prevention for hydraulic threads. The threaded O-ring keeps contaminants like dirt, dust, debris, and moisture out of the hole.

It may be installed using a hex wrench, screwdriver, or hand. Often used on flat-faced hydraulic fittings, it is recommended when strength and resistance are desired as it can withstand temperatures that range from -40F to 230F | -40C to 110C. Used in oil and gas, plumbing, and automotive sectors where leak-proof seals are crucial to system integrity.

  • Material: PP, LDPE, HDPE, Nylon
  • Colour: Yellow, Red, Natural
  • Material Flammability Standard: UL94 V-0

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31 results
Product SKUs information
Item Code Price range Availability Compatible Thread Sizes (All) View
$0.857 - $11.3392 350 In stock
$0.6983 - $9.2418 2550 In stock
$0.4638 - $6.1447 5000 In stock
BL13C $0.9243 - $12.2405 1000 In stock
$0.4801 - $6.358 177 In stock
$0.2021 - $2.6586 24000 In stock
$0.2348 - $3.0939 10613 In stock
BL10I $0.5023 - $6.6541 11067 In stock
$0.3313 - $4.3998 16183 In stock
$0.1834 - $2.4409 19183 In stock
BL13D $0.6312 - $8.3486 4022 In stock
$0.1439 - $1.9124 48000 In stock
7/16-24
BL3L $0.2145 - $2.8451 38130 In stock
$0.1439 - $1.9124 37736 In stock
$0.4478 - $5.9233 14000 In stock
$0.1524 - $2.0211 11250 In stock
$0.3562 - $4.7106 11400 In stock
BL7J $0.3359 - $4.4619 1480 In stock
BL12H $0.5863 - $7.7579 130 In stock
$0.3078 - $4.0734 6600 In stock
  • of 2
Threaded O-Ring Plug - Compatible Thread Standard - UNF ; Compatible Thread Sizes - 1-5/16-12 ; Threaded

BL12M

Price Range
$11.3392 - $0.857

Stock Levels
350 In stock
Attributes
  • Color
    Natural
  • Material
    Nylon
Threaded O-Ring Plug - Compatible Thread Standard - UNF ; Compatible Thread Sizes - 1-3/16-12 ; Threaded

BL11C

Price Range
$9.2418 - $0.6983

Stock Levels
2550 In stock
Attributes
  • Color
    Natural
  • Material
    Nylon
Threaded O-Ring Plug - Compatible Thread Standard - UNF ; Compatible Thread Sizes - 7/16-20 ; Threaded

BL3I

Price Range
$6.1447 - $0.4638

Stock Levels
5000 In stock
Attributes
  • Color
    Natural
  • Material
    Nylon
Threaded O-Ring Plug - Compatible Thread Standard - UNF ; Compatible Thread Sizes - 1-5/8-12 ; Threaded

BL13C

Price Range
$12.2405 - $0.9243

Stock Levels
1000 In stock
Attributes
  • Color
    Natural
  • Material
    Nylon
Threaded O-Ring Plug - Compatible Thread Standard - UNF ; Compatible Thread Sizes - 9/16-18 ; Threaded

BL5N

Price Range
$6.358 - $0.4801

Stock Levels
177 In stock
Attributes
  • Color
    Natural
  • Material
    Nylon
Threaded O-Ring Plug UNF 3/4 - 16 in UNF 25.9 mm HDPE Red

BLM7B

Price Range
$2.6586 - $0.2021

Stock Levels
24000 In stock
Attributes
  • Head Height
    0.406 in
  • Overall Diameter
    1.02 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Red
  • Material
    HDPE
Threaded O-Ring Plug UNF 7/8 - 14 in UNF 29.4 mm HDPE Red

BLM8B

Price Range
$3.0939 - $0.2348

Stock Levels
10613 In stock
Attributes
  • Head Height
    0.313 in
  • Overall Diameter
    1.16 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Red
  • Material
    HDPE
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF ; ;

BL10I

Price Range
$6.6541 - $0.5023

Stock Levels
11067 In stock
Attributes
  • Head Height
    0.250 in
  • Overall Diameter
    1.310 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Yellow
  • Material
    PP
Threaded Plug UNF 1 3/16 - 12 in UNF 38.1 mm HDPE Red

BLM11B

Price Range
$4.3998 - $0.3313

Stock Levels
16183 In stock
Attributes
  • Head Height
    0.344 in
  • Overall Diameter
    1.5 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Red
  • Material
    HDPE
Threaded O-Ring Plug UNF 5/8 - 18 in UNF 20.8 mm HDPE Red

BLM6B

Price Range
$2.4409 - $0.1834

Stock Levels
19183 In stock
Attributes
  • Head Height
    0.313 in
  • Overall Diameter
    0.82 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Red
  • Material
    HDPE
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF ; ;

BL13D

Price Range
$8.3486 - $0.6312

Stock Levels
4022 In stock
Attributes
  • Head Height
    0.300 in
  • Overall Diameter
    1.880 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Yellow
  • Material
    PP
Threaded O-Ring Plug UNF 7/16-24 in 16.8 mm HDPE Red

BLM3-24B

Price Range
$1.9124 - $0.1439

Stock Levels
48000 In stock
Attributes
  • Head Height
    0.281 in
  • Overall Diameter
    0.66 in
  • Overall Height
    0.625 in
  • Compatible Thread Sizes (All)
    7/16-24
  • Compatible Thread Standard (All)
    UNF
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF ; ;

BL3L

Price Range
$2.8451 - $0.2145

Stock Levels
38130 In stock
Attributes
  • Head Height
    0.180 in
  • Overall Diameter
    0.620 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Yellow
  • Material
    PP
Threaded O-Ring Plug UNF 7/16 - 20 in UNF 16.8 mm HDPE Red

BLM3B

Price Range
$1.9124 - $0.1439

Stock Levels
37736 In stock
Attributes
  • Head Height
    0.281 in
  • Overall Diameter
    0.66 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Red
  • Material
    HDPE
Threaded O-Ring Plug UNF 1 7/8 - 12 in UNF 55.5 mm HDPE Red

BLM14B

Price Range
$5.9233 - $0.4478

Stock Levels
14000 In stock
Attributes
  • Head Height
    0.344 in
  • Overall Diameter
    2.188 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Red
  • Material
    HDPE
Threaded O-Ring Plug UNF 1/2 - 20 in UNF 18.5 mm HDPE Red

BLM4B

Price Range
$2.0211 - $0.1524

Stock Levels
11250 In stock
Attributes
  • Head Height
    0.313 in
  • Overall Diameter
    0.73 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Red
  • Material
    HDPE
Threaded Plug UNF 1 5/16 - 12 in UNF 44.2 mm HDPE Red

BLM12B

Price Range
$4.7106 - $0.3562

Stock Levels
11400 In stock
Attributes
  • Head Height
    0.344 in
  • Overall Diameter
    1.74 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Red
  • Material
    HDPE
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF ; ;

BL7J

Price Range
$4.4619 - $0.3359

Stock Levels
1480 In stock
Attributes
  • Head Height
    0.190 in
  • Overall Diameter
    0.940 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Yellow
  • Material
    PP
UNF Threaded O-Ring Plug - Compatible Thread Standard - UNF ; ;

BL12H

Price Range
$7.7579 - $0.5863

Stock Levels
130 In stock
Attributes
  • Head Height
    0.290 in
  • Overall Diameter
    1.610 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Yellow
  • Material
    PP
Threaded Plug UNF 1 1/16 - 12 in UNF 36.8 mm HDPE Red

BLM10B

Price Range
$4.0734 - $0.3078

Stock Levels
6600 In stock
Attributes
  • Head Height
    0.313 in
  • Overall Diameter
    1.45 in
  • Compatible Thread Standard (All)
    UNF
  • Color
    Red
  • Material
    HDPE