Dayco/imperial 3/8" hi duty nut for lb fittings# 81LB 6

What is for sale: Dayco/imperial 3/8" hi duty nut for lb fittings# 81LB 6

---

No flaring, soldering or other preparation of tubing is necessary.
Pre-assembled fitting, with sleeve machined onto nut. This two
piece flareless compression design is available in a brass.
Use with Parker brand HD fittings on copper, brass, seamless steel and thermoplastic tubing
for instrumentation systems, farm and mobile construction equipment,
hydraulic and pneumatic controls, process control systems and
Maximum Recommended Working Pressue
1. Cut tube squarely and cleanly removing all burrs.
2. Grasp fitting. Do not remove nut.
3. Insert tube in fitting through nut until tube seats firmly against tube
4. Grip tube firmly to prevent turning and tighten nut until a slight "give"
is felt. This "give" indicates the sleeve has been sheared from the nut.
5. Continue tightening for one and one-half additional turns for a
positive, leak proof seal. It is not necessary to tighten the nut all
2. Tighten nut one-eighth of a turn more than previous make-up.
Part numbers are constructed from symbols that identify the style
and size of the fitting. The first series of numbers and letters identifies
the style and type of fitting. The second series of numbers describes