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National Stock Number (NSN) Output Data

NSN:
NIIN:
Item Name:
INSERT , SCREW THREAD

Definition:

A CYLINDRICAL ITEM WHICH MAY HAVE WRENCHING AND/OR DRIVING FACILITIES AND/OR SHOULDERS. IT IS DESIGNED TO BE INSERTED IN A DRILLED OR A PRETAPPED HOLE, OR MOLDED OR PRESSED INTO SOFT MATERIAL TO REDUCE THE SIZE OF A TAPPED HOLE; TO PROVIDE THREADS; TO ADD STRENGTH, AND/OR TO PREVENT STRIPPING. IT IS ONE OF THE FOLLOWING: (1) A ONE-PIECE, FLANGED OR UNFLANGED, INTERNALLY THREADED ITEM WHICH MAY HAVE EXTERNAL THREADS, AND/OR SERRATIONS AROUND THE PERIPHERY OF THE COLLAR, DESIGNED TO ENGAGE A SERRATED LOCK RING WHICH IS NOT INCLUDED WITH THE ITEM; (2) A ONE-PIECE PRECISION COILED WIRE; (3) A TWO-PIECE ITEM CONSISTING OF AN INTERNALLY THREADED CYLINDER AND A MATING EXTERNALLY THREADED PART; OR (4) A ONE-PIECE INTERNALLY THREADED ITEM WHOSE OUTSIDE DIAMETER IS TAPERED AND/OR KNURLED AND/OR WITH FIN(S). THE INTERNAL THREAD OF THE ITEM MAY HAVE A LOCKING FEATURE. EXCLUDES ITEMS HAVING A SLEEVE ON ITS UNDERPORTION WHICH CAN BE CLINCHED OR CRIMPED. EXCLUDES BUSHING, MACHINE THREAD; NUT, PLAIN, KNURLED; NUT, PLAIN, ROUND; NUT, PLAIN, CLINCH AND NUT, SELF-LOCKING, CLINCH. SEE ALSO NUT, PLAIN, PLATE.

Reference/Part Number

Part Number CAGE Status RNCC RNVC DAC RNAAC MSDS SADC
31224-12 73957 A 3 2 X XX
7975131 19207 A 5 2 1 AZ
520422 02978 A 5 2 X XX
ERNA262 81336 A 5 2 X XX
UE79110-454551 19207 A 5 2 4 CT
ERNA262 02978 A 5 2 X XX
ME79110454551 97403 A 5 2 X XX

CAGE Information

Code Company
02978 L-3 COMMUNICATIONS CORPORATION DBA C
73957 GROOV-PIN CORPORATION
19207 U S ARMY TANK AUTOMOTIVE COMMAND AMS
81336 CHIEF OF ENGINEERS DEPT OF ARMY
97403 CECOM LR CENTER

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
MATT MATERIAL STEEL OVERALL
AAVL PILOT DIAMETER 0.4605 INCHES MINIMUM AND 0.4687 INCHES MAXIMUM
AAZT SLOT DEPTH 0.225 INCHES MINIMUM AND 0.255 INCHES MAXIMUM
BZGJ INSERT SIZE 0.469-18
ABGC SLOT WIDTH 0.157 INCHES MINIMUM AND 0.172 INCHES MAXIMUM
ABRY LENGTH 0.562 INCHES NOMINAL
STYL STYLE DESIGNATOR SLOTTED
SFTT SURFACE TREATMENT CADMIUM OVERALL

Similar Parts

520422 , 520422 , 5325-00-530-8336 , 5325005308336 , 005308336 , 31224-12 , 7975131 , 520422 , ERNA262 , UE79110-454551 , ERNA262 , ME79110454551 ,