5330-00-714-8280, RETAINER,PACKING

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:

7148280

19204

ARMY, UNITED STATES DEPARTMENT OF THE

Techincal Specification:

ATTACHMENT FEATURE CIRCLE DIAMETER	3.858 INCHES NOMINAL SINGLE CIRCLE
ATTACHMENT FEATURE QUANTITY	1
ATTACHMENT HOLE DIAMETER	0.422 INCHES NOMINAL
ATTACHMENT METHOD	ROUND HOLE
BODY RECESS DEPTH	3.195 INCHES NOMINAL
BODY RECESS DIAMETER	4.371 INCHES NOMINAL
CENTER HOLE DIAMETER	1.406 INCHES NOMINAL
COLOR	BLACK
CROSS-SECTIONAL SHAPE STYLE	SPECIAL
CROSS-SECTIONAL HEIGHT	3.786 INCHES NOMINAL
INNER GROOVE WIDTH	0.391 INCHES NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM A108 ASSN STD 1ST MATERIAL RESPONSE OR ASTM A331 ASSN STD 2ND MATERIAL RESPONSE RETAINER
MATERIAL DOCUMENT AND CLASSIFICATION	QQ-T 390A GR 2 FED SPEC ALL MATERIAL RESPONSES OUTER RING
MATERIAL	COPPER ALLOY AND TIN ALLOY OUTER RING
MATERIAL	STEEL COMP 1040 OR STEEL COMP 4145 RETAINER
SPECIAL FEATURES	BORE COUNTERSUNK 0.125 X 45 DEG; CRMK IS ON ABMD END ONLY
PERIPHERAL DIAMETER	5.530 INCHES NOMINAL
RECESS DIAMETER	4.870 INCHES NOMINAL
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION	MIL-STD-171 FN 3.3.1 MIL STD SINGLE TREATMENT RESPONSE RETAINER
SURFACE TREATMENT	OXIDE RETAINER

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