COLLAR,PIN-RIVET,THREADED (P/N HL77-5) - New Surplus

The HL77-5 is a threaded pin-rivet collar for Hi-Lok fastening systems. This aluminum alloy collar provides controlled clamp-up when tightened with a Hi-Lok pin, featuring a torque-shear break-off stem that separates at specified torque values. Cross-referenced as HS5617, the collar is used in airframe structural assembly where precise fastening loads are critical.

Installation requires matching the collar torque specification to aircraft maintenance documentation and OEM requirements. Verify compatibility with the specific Hi-Lok pin size and aircraft structural repair manual before installation.

What is the COLLAR,PIN-RIVET,THREADED (P/N HL77-5)?

The HL77-5 is a threaded pin-rivet collar for Hi-Lok fastening systems. This aluminum alloy collar provides controlled clamp-up when tightened with a Hi-Lok pin, featuring a torque-shear break-off stem that separates at specified torque values.

Does the HL77-5 meet AN/MS/NAS aviation specifications?

Aircraft hardware is manufactured to military and aviation specifications. The COLLAR,PIN-RIVET,THREADED conforms to its applicable AN (Air Force-Navy), MS (Military Standard), or NAS (National Aerospace Standard) specification. Contact us for specific specification details.

What material is the HL77-5 manufactured from?

Aviation hardware is available in various materials including cadmium-plated steel, stainless steel, aluminum alloy, and titanium depending on the application. Contact us for material certification and specifications for the HL77-5.

Can I order the HL77-5 in custom quantities?

Yes, we sell hardware in various quantities from single units to bulk lots. The COLLAR,PIN-RIVET,THREADED is available in: New Surplus. Submit an RFQ for volume pricing or call (904) 998-9101 for quantity availability.