NSN 5325-01-312-7724

Part Details | RETAINING RING

5325-01-312-7724 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: M2742630137D, MILDTL27426, MIL-DTL-27426, 10129832, WH146PAS02, WH-146-PA-S02, RR146SP, RR-146-SP, M274263137D, M27426-3137D, 5325-01-312-7724, 01-312-7724, 5325013127724, 013127724

Supply Group (FSG) NSN Assigned NIIN Item Name Code (INC)
53DEC 22, 198901-312-772407623 ( RING, RETAINING )
REFERENCE DRAWINGS & PICTURES

ROUND

SPECIAL FLAT

Cross Reference | NSN 5325-01-312-7724
Part Number Cage Code Manufacturer
M2742630137D81349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
MIL-DTL-2742681349MILITARY SPECIFICATIONSPROMULGATED BY MILITARY
10129832A486GNIMIKKEISTOKESKUS NCB FINLAND
WH-146-PA-S0251814SMALLEY STEEL RING CO.
RR-146-SP80756SPIROLOX, INC.
M27426-3137D11599TRIUMPH ENGINE CONTROL SYSTEMS, LLC
Technical Data | NSN 5325-01-312-7724
Characteristic Specifications
MATERIAL2$2
CASEHARDENING INDICATOR NOT CASEHARDENED
RING STYLE SPECIAL FLAT
CROSS-SECTIONAL SHAPE STYLE2 ROUND
USAGE DESIGN INTERNAL
MATERIAL HARDNESS RATINGRCB39.8 ROCKWELL C MAXIMUM AND 48.5 ROCKWELL C MAXIMUM
MATERIAL DOCUMENT AND CLASSIFICATIONAISI 302 ASSN STD 1ST MATERIAL RESPONSE AND MIL-S-5059, TYPE 302 MIL SPEC 2ND MATERIAL RESPONSE
SURFACE TREATMENT PASSIVATE
INSIDE DIAMETER1.345 INCHES NOMINAL
OUTSIDE DIAMETER1.535 INCHES MINIMUM AND 1.550 INCHES MAXIMUM
MAJOR THICKNESS0.041 INCHES MINIMUM AND 0.045 INCHES MAXIMUM