Howmet Fastening Systems
Howmet Fastening Systems
Phone: Sales +1 800 992 4444
Technical Support +1 310 784 6409
Email: HFSTechSupport@howmet.com
Website: www.hfs.howmet.com
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Clip Nut (Floating)

MATERIAL: Clip - Carbon steel, 1050 per AMS5085, Heat treated.
Nut - Carbon steel, 1050 per ANS5085, Heat treat.
SURFACE TREATMENT: Clip - Cadmium plate per QQ-P-416 Type II, Class 1,
Nut - Cadmium plate per QQ-P-416 Type II, Class 2, Molybdenum disulfide dry film lubricant per MIL-L-46010
PERFORMANCE: Nut element conforms to NASM 25027
Clipnut_3
Unit of Measure
1 

Item #

Panel Thickness Range

A Min

B Min

Install Hole Size

SL231-06-1-281 N/A 0.030-0.062 in N/A 0.290 in N/A 0.120 in N/A 0.163-0.173 in
SL231-08-1-250 N/A 0.020-0.120 in N/A 0.255 in N/A 0.165 in N/A 0.192-0.202 in
SL231-08-1-281 N/A 0.020-0.120 in N/A 0.290 in N/A 0.115 in N/A 0.190-0.229 in
SL231-08-1-375 N/A 0.020-0.120 in N/A 0.385 in N/A 0.120 in N/A 0.190-0.229 in
SL231-08-1-500 N/A 0.020-0.160 in N/A 0.510 in N/A 0.160 in N/A 0.190-0.229 in
SL231-08-1-625 N/A 0.020-0.160 in N/A 0.650 in N/A 0.160 in N/A 0.190-0.229 in
SL231-3-1-250 N/A 0.020-0.120 in N/A 0.255 in N/A 0.165 in N/A 0.220-0.230 in
SL231-3-1-281 N/A 0.020-0.120 in N/A 0.290 in N/A 0.115 in N/A 0.218-0.261 in
SL231-3-1-375 N/A 0.020-0.090 in N/A 0.385 in N/A 0.120 in N/A 0.218-0.261 in
SL231-3Q1-375 N/A 0.020-0.090 in N/A 0.395 in N/A 0.120 in N/A 0.218-0.261 in
SL231-3-1-500 N/A 0.020-0.160 in N/A 0.510 in N/A 0.160 in N/A 0.218-0.261 in
SL231-3-1-625 N/A 0.020-0.160 in N/A 0.650 in N/A 0.160 in N/A 0.218-0.261 in
SL231-3-1-705 N/A 0.140-0.250 in N/A 0.739 in N/A 0.265 in N/A 0.218-0.261 in
Unit of Measure
1