NSN 5325-00-589-6661

Part Details | RETAINING RING

5325-00-589-6661 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.

Alternate Parts: M2742630198C, 5325-00-589-6661, 00-589-6661, 5325005896661, 005896661

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 28, 197400-589-666107623 ( RING, RETAINING )
REFERENCE DRAWINGS & PICTURES

ROUND

SPECIAL FLAT

Cross Reference | NSN 5325-00-589-6661
Part Number Cage Code Manufacturer
M2742630198C81349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
Technical Data | NSN 5325-00-589-6661
Characteristic Specifications
MATERIAL STEEL
CASEHARDENING INDICATOR NOT CASEHARDENED
RING STYLE SPECIAL FLAT
CROSS-SECTIONAL SHAPE STYLE2 ROUND
USAGE DESIGN INTERNAL
MATERIAL HARDNESS RATING40.0 ROCKWELL C MINIMUM AND 51.5 ROCKWELL C MAXIMUM
SURFACE TREATMENT PHOSPHATE
INSIDE DIAMETER4.037 INCHES MINIMUM AND 4.082 INCHES MAXIMUM
OUTSIDE DIAMETER4.497 INCHES MINIMUM AND 4.532 INCHES MAXIMUM
MAJOR THICKNESS0.058 INCHES MINIMUM AND 0.064 INCHES MAXIMUM