Part Number
Part Number:
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.
CAGE Information
| Code |
Company |
| 80205 |
NATIONAL AEROSPACE STANDARDS COMMITT |
Characteristics (Decoded)
| MRC |
Requirements Statement |
Clear Text Reply |
| ABGC |
SLOT WIDTH |
0.092 INCHES MINIMUM AND 0.097 INCHES MAXIMUM |
| CQJX |
NOMINAL THREAD SIZE |
0.250 INCHES |
| THSD |
THREAD SERIES DESIGNATOR |
UNJF |
| ABKU |
FLANGE THICKNESS |
0.060 INCHES NOMINAL |
| AAZT |
SLOT DEPTH |
0.060 INCHES NOMINAL |
| CMLP |
THREAD QUANTITY PER INCH |
28 |
| AAJF |
THREAD DIRECTION |
RIGHT-HAND |
| STYL |
STYLE DESIGNATOR |
FLANGE |
| AAJD |
THREAD CLASS |
3B |
| MATT |
MATERIAL |
STEEL OVERALL |
| ABKK |
FLANGE DIAMETER |
0.498 INCHES NOMINAL |
| ABRY |
LENGTH |
0.279 INCHES NOMINAL |
| MDCL |
MATERIAL DOCUMENT AND CLASSIFICATION |
FED-STD-66 FED STD SINGLE MATERIAL RESPONSE OVERALL |
| STDC |
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION |
QQ-P-416, TYPE II, CLASS 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| BZGJ |
INSERT SIZE |
1/4 X 28 |
| AASA |
THREAD LENGTH |
0.279 INCHES NOMINAL |
| SFTT |
SURFACE TREATMENT |
CADMIUM OVERALL |
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