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National Stock Number:
5325-01-331-6407
Federal Supply Class:
5325
National Item Identification Number:
013316407
Description:
RING,RETAINING
Detail:
A resilient metal item, circular or nearly circular, which is designed to be inserted into an internal or external groove and retained by its own spring action, or it may have external prongs or projections designed to be inserted into a hole and retained by spring action of the prongs which grip by imbedding into the material. For items having internal prongs which perform the same function, see PUSH ON NUT. It is used to keep and/or lock a part(s) in position, as a ball bearing on a shaft or in a housing. See also CLIP, RETAINING and PIN, LOCK. Excludes RING, CONNECTING, ROUND.
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Manufacturer Information:
| M27426-2161D | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | M2742620161D | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | RSN-387-S | 34712 | LAKE SHORE SYSTEMS, INC. | | RSN-387-S | 80756 | SPIROLOX INC | | MIL-DTL-27426 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | MIL-R-27426 | 81349 | MILITARY SPECIFICATIONS PROMULGATED BY MILITARY DEPARTMENTS/AGENCIES UNDER AUTHORITY OF DEFENSE STANDARDIZATION MANUAL 4120 3-M | | WSM-387-S02 | 51814 | SMALLEY STEEL RING CO. |
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Techincal Specification:
| CASEHARDENING INDICATOR | NOT CASEHARDENED | | CROSS-SECTIONAL SHAPE STYLE | DOUBLE OVAL | | INSIDE DIAMETER | 3.730 INCHES MINIMUM AND 3.765 INCHES MAXIMUM | | MAJOR THICKNESS | 0.108 INCHES MINIMUM AND 0.114 INCHES MAXIMUM | | OUTSIDE DIAMETER | 0.269 INCHES NOMINAL | | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5059, TYPE 302 MIL SPEC SINGLE MATERIAL RESPONSE | | MATERIAL HARDNESS RATING | 40.0 ROCKWELL C MINIMUM AND 51.5 ROCKWELL C MAXIMUM | | MATERIAL | STEEL COMP 302 | | RING STYLE | SPIRAL | | SURFACE TREATMENT | PASSIVATE | | USAGE DESIGN | EXTERNAL |
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