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National Stock Number (NSN) Output Data

NSN:
NIIN:
Item Name:
RING , RETAINING

Definition:

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.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
MIL-R-27426 81349 M 4 1 4 ZZ
RS-512-LM9 80756 A 5 1 3 ZZ
M27426-1209C 81349 M 2 2 4 ZZ

CAGE Information

Code Company
80756 SPIROLOX INC.
81349 MILITARY SPECIFICATIONS PROMULGATED

Federal Supply Class

Title

FASTENING DEVICES

Inclusions:

INCLUDES EYELETS; GROMMETS; AIRCRAFT COWLING FASTENERS; TEXTILE FASTENERS; RETAINING RINGS; THREADED INSERTS.

Exclusions:

Characteristics (Decoded)

MRC Requirements Statement Clear Text Reply
ALBY USAGE DESIGN EXTERNAL
ABKV OUTSIDE DIAMETER 5.439 INCHES NOMINAL
AARX INSIDE DIAMETER 4.939 INCHES NOMINAL
MATL MATERIAL STEEL
ALME MATERIAL HARDNESS RATING 71.0 ROCKWELL A MINIMUM AND 77.5 ROCKWELL A MAXIMUM
ABMC MAJOR THICKNESS 0.072 INCHES NOMINAL
ACXD RING STYLE SPIRAL
AWQD STRENGTH RATING NOT RATED
SURF SURFACE TREATMENT PHOSPHATE
AAGR CROSS-SECTIONAL SHAPE STYLE DOUBLE OVAL
AASG CASEHARDENING INDICATOR NOT CASEHARDENED

Similar Parts

RS-512-LM9 , RS512LM9 , 5325-01-492-2361 , 5325014922361 , 014922361 , MIL-R-27426 , RS-512-LM9 , M27426-1209C ,