electrical spacers,jack screws,fasteners,swage standoffs,male-female standoffs,fittings,couplings,and other electrical hardware


Keys to Abbreviations
L = Length
D = Diameter
SL = Shank Length
SD = Shank Diameter
T =

Thread (Typical)

C = Clearance Hole Diameter
CB = Counterbore
Material Codes
Description Specifications Code
Aluminum QQ-A-225/3B (2011-T3)

 A
Brass QQ-B-626 Composition 22

 B
Carbon Steel QQ-S-633, QQ-S-637 (12L14)

 S
Stainless Steel QQ-S-764 Condition A (303)

 SS

Shank Length Codes
Description Code
No Shank 0
.075 1
.105 2
.135 3
.165 4
Clearance Hole or Thread Codes
Description Code
.091 ID or 2-56 THD 2
.115 ID or 4-40 THD 4
.140 ID or 6-32 THD 6
.171 ID or 8-32 THD 8
.194 ID or 10-32 THD 9

Length Codes
01=1/8 17=1" 1/8 33=2" 1/8 49=3" 1/8
02=3/16 18=1" 3/16 34=2" 3/16 50=3" 3/16
03=1/4 19=1" 1/4 35=2" 1/4 51=3" 1/4
04=5/16 20=1" 5/16 36=2" 5/16 52=3" 5/16
05=3/8 21=1" 3/8 37=2" 3/8 53=3" 3/8
06=7/16 22=1" 7/16 38=2" 7/16 54=3" 7/16
07=1/2 23=1" 1/2 39=2" 1/2 55=3" 1/2
08=9/16 24=1" 9/16 40=2" 9/16 56=3" 9/16
09=5/8 25=1" 5/8 41=2" 5/8 57=3" 5/8
10=11/16 26=1" 11/16 42=2" 11/16 58=3" 11/16
11=3/4 27=1" 3/4 43=2" 3/4 59=3" 3/4
12=13/16 28=1" 13/16 44=2" 13/16 60=3" 13/16
13=7/8 29=1" 7/8 45=2" 7/8 61=3" 7/8
14=15/16 30=1" 15/16 46=2" 15/16 62=3" 15/16`
15=1" 31=2" 47=3" 63=4"
16=1" 1/16 32=2" 1/16 48=3" 1/16  

Plating Codes and Specifications
Description Specifications Code
Black Anodize MIL-A-862A 1
Clear Anodize MIL-A-8625A 2
Dark Gray Anodize MIL-A-8625A 3
Clear Iridite MIL-C-5541E 4
Gold Iridite MIL-C-5541E 5
Nickel QQ-N-290 Class II 6
Black Oxide MIL-F-495E 7
Plating Codes and Specifications
Description Specifications Code
Zinc Clear QQ-Z3525A Class III Type I 8
Zinc Yellow QQ-Z3525A Class III Type II 9
Bright Tin MIL-T-10727 10
Cadmium QQ-P-416, CL2, Type 2 11
Cad Yellow QQ-P-416, CL2, Type 2 12
Electo Tin MIL-F-14072 13

spacers standoffs male-female standoffs
swage standoffs jack screws

electrical spacers,jack screws,fasteners,swage standoffs,male-female standoffs,fittings,couplings,and other electrical hardware
electrical spacers,jack screws,fasteners,swage standoffs,male-female standoffs,fittings,couplings,and other electrical hardware