Concave Hexagon Nuts. 22 part numbers in this category

Part Number
NSN
NIIN
1982920
1982920
5310-01-610-0234
016100234
2057-1282
20571282
5310-00-674-0553
006740553
2b thread class right-hand 28 thread quantity per inch
221973
221973
5310-01-010-9856
010109856
2M473
2M473
5310-01-250-2128
012502128
343986
343986
5310-00-810-2170
008102170
3b thread class right-hand
5168877
5168877
5310-00-516-8877
005168877
3b thread class right-hand 12 thread quantity per inch phosphate surface treated
78648
78648
5310-00-996-0577
009960577
2b thread class right-hand 16 thread quantity per inch colar to be number 24087 fed std 595
82-3880
823880
5310-01-497-6354
014976354
94812A111
94812A111
5310-01-534-4130
015344130
Used on an/pas-13d(v)2,(v)3, sight, thermal for medium & heavy weapons.
MS3186A121A
MS3186A121A
5310-01-597-2989
015972989
Used on nut hex mounting.
MS3186C113W
MS3186C113W
5310-01-597-1971
015971971
Used on nut hex.
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