NSN 5325-01-139-4490

Part Details | RETAINING RING

5325-01-139-4490 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: 2 0028177, 2 0028-177, 5325PL1263103, M2742620105D, MILDTL27426, MIL-DTL-27426, 10053703, 5325-01-139-4490, 01-139-4490, 5325011394490, 011394490

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53OCT 01, 198201-139-449007623 ( RING, RETAINING )
REFERENCE DRAWINGS & PICTURES

ROUND

SPIRAL

Cross Reference | NSN 5325-01-139-4490
Part Number Cage Code Manufacturer
2 0028-177S3465BAE SYSTEMS HAGGLUNDS AB
5325PL12631039009HINSPEKTORAT WSPARCIA SIL ZBROJNYCH
M2742620105D81349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
MIL-DTL-2742681349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
10053703A486GNIMIKKEISTOKESKUS NCB FINLAND
Technical Data | NSN 5325-01-139-4490
Characteristic Specifications
MATERIAL STEEL COMP 302
CASEHARDENING INDICATOR NOT CASEHARDENED
RING STYLE SPIRAL
CROSS-SECTIONAL SHAPE STYLE2 ROUND
USAGE DESIGN EXTERNAL
MATERIAL HARDNESS RATING71.0 ROCKWELL A MINIMUM AND 77.5 ROCKWELL A MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-5059, TYPE 302 MIL SPEC SINGLE MATERIAL RESPONSE
SURFACE TREATMENT PASSIVATE
INSIDE DIAMETER0.570 INCHES MINIMUM AND 0.583 INCHES MAXIMUM
OUTSIDE DIAMETER0.693 INCHES NOMINAL
MAJOR THICKNESS0.033 INCHES MINIMUM AND 0.037 INCHES MAXIMUM