NSN 5325-01-320-8513

Part Details | RETAINING RING

5325-01-320-8513 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: M2742620110B, MILDTL27426, MIL-DTL-27426, RSN81CD, RSN-81CD, 5325-01-320-8513, 01-320-8513, 5325013208513, 013208513

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53JUN 04, 199001-320-851307623 ( RING, RETAINING )
REFERENCE DRAWINGS & PICTURES

ROUND

SPIRAL

Cross Reference | NSN 5325-01-320-8513
Part Number Cage Code Manufacturer
M2742620110B81349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
MIL-DTL-2742681349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
RSN-81CD80756SPIROLOX, INC.
Technical Data | NSN 5325-01-320-8513
Characteristic Specifications
MATERIAL0$4$8$DST1080$DST1084$DST1085$DST1090
CASEHARDENING INDICATOR NOT CASEHARDENED
RING STYLE SPIRAL
CROSS-SECTIONAL SHAPE STYLE2 ROUND
USAGE DESIGN EXTERNAL
MATERIAL HARDNESS RATINGRAB71.0 ROCKWELL A NOMINAL AND RAC77.5 ROCKWELL A NOMINAL
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 1070 ASSN STD 1ST MATERIAL RESPONSE AND AISI 1074 ASSN STD 2ND MATERIAL RESPONSE AND AISI 1078 ASSN STD 3RD MATERIAL RESPONSE AND AISI 1080 ASSN STD 4TH MATERIAL RESPONSE AND AISI 1084 ASSN STD 5TH MATERIAL RESPONSE AND AISI 1085 ASSN STD 6TH MATERIAL RESPONSE AND AISI 1090 ASSN STD 7TH MATERIAL RESPONSE
SURFACE TREATMENT CADMIUM AND CHROMATE
INSIDE DIAMETER0.743 INCHES MINIMUM AND 0.756 INCHES MAXIMUM
OUTSIDE DIAMETER0.877 INCHES NOMINAL
MAJOR THICKNESS0.040 INCHES MINIMUM AND 0.044 INCHES MAXIMUM
SPECIFICATION/STANDARD DATA81349-MIL-R-27426A GOVERNMENT SPECIFICATION