Description
Lyntron BR6911SPB-0.250 Brass Super Torq Round (1/4″) Stand-Off 4-40 Thread 606405-0250
Code Plate Description pertaining to material BR Code Plate Description pertaining to material BR
00 Unplated
00D Unplated – 202 Thread Lock Dri Loc IFI 125 / 525
00F Nylon Strip (Fill)
00H Heat Treat – Unplated
00P Nylon Patch – Unplated
00Q Nylon Pellet – Unplated
00S Marking Stamp – Unplated
03 Bright Dip ASTM B 281
31 Clear Cadmium — Type I Class 2 SAE-AMS QQ-P-416
311 Yellow Cadmium — Type II Class 3 SAE-AMS QQ-P-416 || .0002 Per Side
31H Clear Cadmium Heat Treated SAE-AMS QQ-P-416
32 Yellow Cadmium — Type II Class 2 SAE-AMS QQ-P-416
32H Yellow Cadmium Heat Treated SAE-AMS QQ-P-416
33 Black Zinc — Type II SC1 0.0002 ASTM B633-98 || FE/ZN 5
34 Zinc Clear Chromate w/ Blue Tint — Type III ASTM-B633 Rev 7
341 Zinc Clear No Chromate — Type 1 Class 2 ASTM B 633 Type 1 SC2 .0003 Min
342 Zinc Clear Chromate — Type III ASTM B 663 .0005 Min.
343 Zinc Clear — Type3 SC3 (72hr salt) ASTM B 633
345 Zinc Clear — Type3 SC2 (bake after plate) ASTM B 633 (.0003 min.)
347 Zinc Clear — Type3 SC2 (96hr salt) ASTM B 633
34BP Zinc Clear Nylon Patch – Blue – Type III ASTM-B633 Rev 7
34H Zinc Clear Heat Treated — Type III ASTM-B633 Rev 7
34P Zinc Clear Nylon Patch — Type III ASTM-B633 Rev 7
35 Zinc Clear — Type I ASTM-B633 Rev 7
35P Zinc Clear with Nylon Patch — Type I ASTM-B633 Rev 7
36 Zinc Yellow Chromate — Type II ASTM-B633 Rev 7
363 Zinc Yellow Chromate — Type II SC3 (0.0005) ASTM B663 Type 3 SC3
367 Zinc Yellow + 96 hour ASTM B663 Type 3 CL3 (96hr salt)
36H Zinc Yellow Heat Treat — Type II ASTM-B633 Rev 7
36P Zinc Yellow Nylon Patch — Type II ASTM-B633 Rev 7
37 Zinc Yellow (RoHS) ASTM-B633 Rev 7
37P Zinc Yellow (RoHS) Nylon Patch ASTM-B633 Rev 7
38 Black Zinc (RoHS) – Trivalent
412 Matte Tin — Class A ASTMB545
42 Electro Tin – Dull w/ Copper Flash — Type II ASTM B 545-97 || Tin Matte .0002-.0003 || Copper Flash .0001 Min.
421 Electro Tin – Matte Tin .0001 CU flashing under plating matte tin plating
42H Electro Tin – Dull Heat Treated — Type II ASTM B 545-97 || Tin Matte .0002-.0003 || Copper Flash .0001 Min.
42R Electro Tin with Red Wax ASTM B 545-97 || Tin Matte .0002-.0003 || Copper Flash .0001 Min. || Elec. Nickel Flash
43 Electro Tin – Bright — Type I Class C ASTM B 545 || Bright Tin .0002-.0005 || Copper Strike .0001 Min.
431 Electro Tin – Bright .0001 CU flashing under plating with bright tin
432 Bright Tin Preservation Coating MIL-T-10727C
43H Electro Tin – Bright + Heat Treat — Type I ASTM B 545-97 || Bright Tin .0002-.0005 || Copper Strike .0001
44 Electro Tin – Solder — AMS-P-81728A Solder Tin-Lead .0002-.0005 || 60/40 Copper Flash || .0001 Per MIL-C-14550B Class 4
44H Electro Tin – Solder — Heat Treat Solder Tin-Lead .0002-.0005 || 60/40 Copper Flash || .0001 Per MIL-C-14550B Class 4
44R Electro Tin — Solder — Red Wax F50HD11(A) – EML Red Wax
48 Copper/Nickel/Bright Tin .0001 Copper || .00001 Sulfamate Nickel || .0002-.0004 Bright Tin || Soderability Test
48H Copper/Nickel/Bright Tin + Heat Treated
4A Electro Tin – Bright –.0002-.0004 Tin .00002 CU
51 Black Oxide – Brass MIL-F-495
51W Black Oxide – Wax Coating — Brass MIL-F-495
53 Black Zinc/Copper
53P Black Zinc/Copper Strike Nylon Patch
54 Black Zinc/Copper Strike (RoHS)
55 Nickel/Copper Strike( .0001) – Steel
56 Black Zinc/Nickel Strike
61 Nickel AMS-QQ-N-290 Rev B
610 Nickel — matte tin under plate .0001 Nickel under plate with matte tin
611 Nickel — bright tin under plate .0001 Nickel under plate with bright tin
61P Nickel w/ Patch AMS-QQ-N-290 Rev B
62 Black Nickel NYSTAN Over .0001 Copper
63 Ductile Nickel – Class 1 — Grade G SAE-AMS-QQ-N-290 || Copper Flash MIL-C-14550 Class 4
634 Sulfamate Nickel — Class 1 Grade G SAE-AMS-QQ-N-290 || Copper Flash MIL-C-14550 Class 4
63H Ductile Nickel + Heat Treat — Class 1 – Grade G SAE-AMS-QQ-N-290 || Copper Flash MIL-C-14550 Class 4
63P Ductile Nickel with Nylon Patch — Class 1 SAE-AMS-QQ-N-290 || Copper Flash MIL-C-14550 Class 4
64 Nickel without Copper Under Plating QQ-N-290 A .0002 Min.
65 Bright Nickel Over Copper Flash AMS-QQ-N-290 Rev 3 || Copper Strike
66 Electroless Nickel — Class 1 Grade B AMS-C-26074 Rev B || SAE AMS-C-26074 B
661 Nickel – Molex
662 Electroless Nickel – Class 1 — Grade B AMS-2404 Class 1 – Grade B
66P Electroless Nickel with Nylon Patch
67 Sulphomate Nickel – Electroltic SAE-AMS-QQ-N-290 Class 1 || .0002 to .0004 Thickness
71 Chrome — Bright QQ-C-320-B || Class 1 || Type 1
72 Chrome — Satin
73 Chrome/Electroless Nickel
80 Zinc Yellow Leach Back Bronze
81 Black Chrome/Chromium/Nickel
89 Electropolish — High Luster BRIGHT HPS 124 Type 1
91 Silver QQ-S-365 || .0001 Silver
92 Silver/Nickel ASTM B700 QQ-S-365 || .0001 Silver / Nickel
94 Gold (.00005/.00007) — Class 1 Grade B MIL-DTL-45204
96 Gold (.00005 – .0000315) / Nickel Flash
97 Gold (.00002 Min) MIL-G-45204, Type II
98 Hard Gold over Nickel with Copper Strike
Manufacturer Part Number: BR6911SPB-0.250-44
