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National Stock Number:
5365-01-228-5399
Federal Supply Class:
5365
National Item Identification Number:
012285399
Description:
SPACER,RING
Detail:
A circular-shaped item designed to maintain predetermined distance between assembled parts and/or for distributing pressure or preventing endwise movement between member parts. It has a solid cross-section and two flat parallel bearing surfaces. The distance between the bearing surfaces perpendicular to the axis of the centrally located hole shall not exceed 25 percent of the outside diameter. The diameter of the centrally located hole must exceed 75 percent of the outside diameter. Excludes laminated items. For items manufactured from impregnated graphite or lubricated nonmetallic materials, excluding felt or plastics, see GASKET. For items manufactured from lubricated plastics, see BEARING, WASHER, THRUST. For items manufactured from lubricated felt, see FELT, MECHANICAL, PREFORMED. Excludes DISK, VALVE; INSULATOR WASHER; and SHIM. See also SPACER, PLATE and SPACER, SLEEVE.
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Manufacturer Information:
| 5710-79-32P | 86928 | SEASTROM MANUFACTURING CO INC | | 723206-17 | 05869 | RAYTHEON COMPANY | | SMC1200-17 | 07632 | SERRA MANUFACTURING CORPORATION |
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Techincal Specification:
| INSIDE DIAMETER | 0.319 INCHES MINIMUM AND 0.329 INCHES MAXIMUM | | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-S-766 FED SPEC ALL MATERIAL RESPONSES | | MATERIAL | STEEL COMP 301 OR STEEL COMP 302 OR STEEL COMP 304 OR STEEL COMP 305 OR STEEL COMP 309 OR STEEL COMP 310 OR STEEL COMP 316 OR STEEL COMP 321 OR STEEL COMP 323 OR STEEL COMP 347 OR STEEL COMP 348 | | PROPRIETARY CHARACTERISTICS | PACS | | OUTSIDE DIAMETER | 0.399 INCHES MINIMUM AND 0.419 INCHES MAXIMUM | | OVERALL THICKNESS | 0.027 INCHES MINIMUM AND 0.037 INCHES MAXIMUM | | SURFACE TREATMENT | PASSIVATE |
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