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Click Bond adhesive-bonded studs, standoffs and nutplates

Click Bond · Adhesive-bonded fastener · CB[basic][baseplate][thread][stud material][length]… · e.g. CB4001 G 3 CRA 12 H P 750 (Product Guide p.10) · nutplates e.g. CB6009 CR 3 CRS 1 P NL (p.4)

speclok.com
10/1/2026

Install sequence

1. Adhesive on the base
2. Fixture located
3. Fixture actuated
4. Cured, fixture removed

Traced from US 4,668,546 (Fixture for securing an adhesive attachment to a substrate), p.1-2 (drawing sheets), Figs. 3-5, 7. Not to scale.

Before you install

Sizes offered: Studs and standoffs: fine .1120-40 to .5000-20, coarse .190-24 to .750-10, MJ3 to M16; nutplates "from 04-40 to 1/2-20 and from M3 to M10" (Product Guide p.3, p.11)
Tool: Click Bond adhesive and the disposable installation fixture (CBPS-206)
Proprietary system required.
Training: Not stated in the cited documents.
Lead-time risk: Medium

Installed preload

Not applicable: a bonded fastener has no preload. No bond loads are published in the free documents.

Removal

No published removal procedure found; follow the manufacturer's instructions. Steps: speclok.com/tooling/click-bond#removal

Accept / reject after install

Surface prep: "Abrade composite materials with 120-180 grit aluminum oxide abrasive paper to remove surface gloss, mold release and resin high spots. CAUTION - Do not abrade into the fiber reinforcement." (CBPS-206 §2.4.2)
Cure: handling strength ("CURE EXCEEDS 75% OF ULTIMATE STRENGTH") e.g. CB200-40 30 MINS, CB420-50E 15-18 MINS, CB394-43 24 HOURS; full cure CB200-40 24 HOURS, CB394-43 3-5 DAYS, at 75°F (CBPS-206 §2.7, Tables IV and V)
"All exposed edges of bonded parts shall show a continuous adhesive bead squeeze out along the joined surfaces." (CBPS-206 §3.1.3)
"Excess adhesive squeezed out of the joint shall be tested with a fingernail for cure. The adhesive shall feel tough and offer resistance to penetration and shall not be tacky." (CBPS-206 §3.1.4)

Check gauges

"Click Bond, Inc. offers proof load test tools for bonded fasteners" (CBPS-206 §3.1.5); no part numbers are given.

Sources: Click Bond CBPS-206 Rev. 7. Acceptance limits belong to the controlling spec: verify against your program's process documentation before use on hardware.

Sources

Before you install

Sizes offered: Studs and standoffs: fine .1120-40 to .5000-20, coarse .190-24 to .750-10, MJ3 to M16; nutplates "from 04-40 to 1/2-20 and from M3 to M10" (Product Guide p.3, p.11)

Tool: Click Bond adhesive and the disposable installation fixture (CBPS-206)

Proprietary system required.

Training: Not stated in the cited documents.

Lead-time risk: Medium

Accept / reject after install

Surface prep: "Abrade composite materials with 120-180 grit aluminum oxide abrasive paper to remove surface gloss, mold release and resin high spots. CAUTION - Do not abrade into the fiber reinforcement." (CBPS-206 §2.4.2)

Cure: handling strength ("CURE EXCEEDS 75% OF ULTIMATE STRENGTH") e.g. CB200-40 30 MINS, CB420-50E 15-18 MINS, CB394-43 24 HOURS; full cure CB200-40 24 HOURS, CB394-43 3-5 DAYS, at 75°F (CBPS-206 §2.7, Tables IV and V)

"All exposed edges of bonded parts shall show a continuous adhesive bead squeeze out along the joined surfaces." (CBPS-206 §3.1.3)

"Excess adhesive squeezed out of the joint shall be tested with a fingernail for cure. The adhesive shall feel tough and offer resistance to penetration and shall not be tacky." (CBPS-206 §3.1.4)