5330-00-714-8278 RETAINER,PACKING Index 1025-00-714-8343 RECOIL MECHANISM,155 MILLIMETER

National Stock Number:
5330-00-714-8280

Federal Supply Class:
5330

National Item Identification Number:
007148280

Description:
RETAINER,PACKING

Detail:
An item designed to fit over a packing gland by mating with a surface of a second part which together will retain into a narrow groove or confined space the PACKING, PREFORMED or O-RING, or an item designed to fit over a rod or shaft, to mate with a stuffing box to confine PACKING MATERIAL. It may function as a static or dynamic seal retainer with the packing located on, around, or in the centerline direction of the rod or shaft axis. It may have holes or joints for mounting, be threaded or unthreaded. See also PACKING NUT and PACKING NUT, STUFFING TUBE.


Manufacturer Information:
714828019204ARMY, UNITED STATES DEPARTMENT OF THE


Techincal Specification:
ATTACHMENT FEATURE CIRCLE DIAMETER3.858 INCHES NOMINAL SINGLE CIRCLE
ATTACHMENT FEATURE QUANTITY1
ATTACHMENT HOLE DIAMETER0.422 INCHES NOMINAL
ATTACHMENT METHODROUND HOLE
BODY RECESS DIAMETER4.371 INCHES NOMINAL
BODY RECESS DEPTH3.195 INCHES NOMINAL
CENTER HOLE DIAMETER1.406 INCHES NOMINAL
COLORBLACK
CROSS-SECTIONAL HEIGHT3.786 INCHES NOMINAL
CROSS-SECTIONAL SHAPE STYLESPECIAL
INNER GROOVE WIDTH0.391 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A108 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A331 ASSN STD 2ND MATERIAL RESPONSE RETAINER
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-T 390A GR 2 FED SPEC ALL MATERIAL RESPONSES OUTER RING
MATERIALCOPPER ALLOY AND TIN ALLOY OUTER RING
MATERIALSTEEL COMP 1040 OR STEEL COMP 4145 RETAINER
PERIPHERAL DIAMETER5.530 INCHES NOMINAL
RECESS DIAMETER4.870 INCHES NOMINAL
SPECIAL FEATURESBORE COUNTERSUNK 0.125 X 45 DEG; CRMK IS ON ABMD END ONLY
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONMIL-STD-171 FN 3.3.1 MIL STD SINGLE TREATMENT RESPONSE RETAINER
SURFACE TREATMENTOXIDE RETAINER


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