The Hi-Lok HL21PB8-7 is a high-strength fastener designed for secure, reliable assembly in aerospace, military, and industrial applications. Its precision-engineered design ensures consistent torque retention and vibration resistance in critical structural components. This versatile fastener is ideal for use in aircraft, spacecraft, and heavy machinery where safety and durability are paramount.
hide-Asset:
2792P
hide-Quantity Increment:
1
note-Sold In:
EA
note-Units Per Package:
1
spec-Material:
Steel Alloy
note-Note:
Our inventory is extensive. The majority of the items listed in our catalog are stocked and available for immediate shipment.
hide-ItemID:
59945
spec-Thread Size:
1/4"-28
spec-Head Type:
Flush Tension
spec-Head Angle:
100 º
spec-Thread Type:
1/4-28-UNJF-3A Modified
spec-Tensile Strength:
160000 to 180000 psi
spec-Maximum Grip:
7/16"
spec-Nominal Diameter:
1/4"
spec-Diameter A:
0.5018|0.5066"
spec-Diameter D:
0.2485|0.2495"
spec-Diameter TD:
0.2410|0.2440"
spec-Dimension H:
0.1060|0.1080"
spec-Minimum Double Shear Load:
9300 lb
spec-Minimum Tension Load:
5820 lb
spec-Diameter B:
0.395"
spec-Maximum Grip + B Tolerance:
±0.010"
spec-Maximum Grip Tolerance:
±0.005"
spec-Manufacturer:
Hi-Lok
spec-Alternate Part Number:
BACB30JC8-7
spec-NSN:
5320-00-760-8919
spec-NIIN:
00-760-8919
hide-Part # Unpunctuated:
HL21PB87
note-Minimum Order Note:
Minimum order is 10. Must order in increments of 1.
note-Inventory Note:
Need additional stock? Call (877) 920-1876 or email
note-California Residents:
Prop 65 Warning: This product may contain chemicals known to the State of California to cause cancer, and birth defects or other reproductive harm.