FastenersMiscellaneous

Straight / 45° / 65° / 90° Hydraulic Fittings

Our new grease fittings are a high-quality product.  Made to exact industry specifications, these fittings meet or exceed requirements from threads to ball check tension.  Available in U.S. standard (Metric available upon request), all fittings are zinc dichromate finished for added corrosion protection.  Our reference chart shows multiple manufacturer part numbers for fast, easy conversion.

ZERK PT#
Description
OAL
THRD LGTH
THRD
ALEMITE
LINCOLN
SUPERIOR
ZERK-10
1/8-27 NPT Straight
11/16
9/32
1/8 PT
1610-BL
5000
37500
ZERK-14
1/8-27NPT 45°Angle
7/8
19/64
1/8 PT
1688-B
5200
37601
ZERK-16
1/8-27NPT 65°Angle
27/32
19/64
1/8 PT
1612-B
5300
37602
ZERK-19
1/8-27NPT 90°Angle
27/32
19/64
1/8 PT
1613-B
5400
37603
ZERK-20
1/4-28 St.54
35/64
13/64
1/4-28
1641-B
5010
37506
ZERK-21
1/4-28 St. 68
11/16
23/64
1/4-28
1652-B
5013
37507
ZERK-24
1/4-28 45° Angle
53/64
13/64
1/4-28
1637-B
5210
37608
ZERK-26
1/4-28 65° Angle
3/4
19/64
1/4-28
3010-B
--
37613
ZERK-29
1/4-28 90° Angle
49/64
13/64
1/4-28
1911-B
5410
37610
ZERK-30D
3/16 St Dr Ball Chk
33/64
15/64
--
1728-B
5033
37517
ZERK-40D
1/4 St Dr Ball Chk
35/64
1/4
--
1743-B
5029
37520

Metric and other sizes and styles are available upon request.

All of our Hydraulic Fittings:

  • have the Ball check at the surface to prevent entry of dirt
  • are made of high quality steel and are case hardened to prevent wear at the tip
  • are fitted with springs, head treated after coiling for long effective life
  • have the head shaped to comply with world standards SAE J534, and DIN 71412
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