Magna-Bulb

The HUCK MAGNA-BULB™ Blind Fastening System

High strength with a broader bearing surface. The Magna-Bulb fastener creates a broader bearing surface that helps spread the load over more area for a stronger, longer lasting connection.

Specifications

Dia. (No.)	Part No.	Grip Range	Hole Size	A nom	B max	C max	D max	E min
3/16 (6)	MBP-R6-M2	.075 - .110	.191-.201	0.187	0.385	0.101	0.592	1.00
	MBP-R6-M3	.087 - .150	.191-.201	0.187	0.385	0.101	0.672	1.00
	MBP-R6-M4	.126 - .189	.191-.201	0.187	0.385	0.101	0.695	1.00
	MBP-R6-M5	.165 - .228	.191-.201	0.187	0.385	0.101	0.734	1.00
	MBP-R6-M6	.205 - .268	.191-.201	0.187	0.385	0.101	0.774	1.00
	MBP-R6-M7	.244 - .307	.191-.201	0.187	0.385	0.101	0.813	1.00
	MBP-R6-M8	.283 - .347	.191-.201	0.187	0.385	0.101	0.853	1.00
	MBP-R6-M9	.323 - .386	.191-.201	0.187	0.385	0.101	0.892	1.00
	MBP-R6-M10	.362 - .425	.191-.201	0.187	0.385	0.101	0.931	1.00
1/4 (8)	MBP-R8-M2	.060 - .138	.261-.272	0.251	0.53	0.125	0.759	1.10
	MBP-R8-M3	.110 - .189	.261-.272	0.251	0.53	0.125	0.861	1.10
	MBP-R8-M4	.150 - .229	.261-.272	0.251	0.53	0.125	0.94	1.10
	MBP-R8-M5	.189 - .268	.261-.272	0.251	0.53	0.125	0.912	1.10
	MBP-R8-M6	.229 - .308	.261-.272	0.251	0.53	0.125	0.942	1.10
	MBP-R8-M7	.268 - .346	.261-.272	0.251	0.53	0.125	0.981	1.10
	MBP-R8-M8	.308 - .387	.261-.272	0.251	0.53	0.125	1.021	1.10
	MBP-R8-M9	.346 - .425	.261-.272	0.251	0.53	0.125	1.06	1.10
	MBP-R8-M10	.387 - .466	.261-.272	0.251	0.53	0.125	1.10	1.10
	MBP-R8-M11	.425 - .504	.261-.272	0.251	0.53	0.125	1.139	1.10
	MBP-R8-M12	.466 - .545	.261-.272	0.251	0.53	0.125	1.179	1.10
	MBP-R8-M13	.504 - .583	.261-.272	0.251	0.53	0.125	1.218	1.10
5/16 (10)	MBP-R10-3	.150 - .250	.328-.340	0.316	0.655	0.152	1.115	1.38
	MBP-R10-4	.200 - .300	.328-.340	0.316	0.655	0.152	1.165	1.38
	MBP-R10-5	.250 - .350	.328-.340	0.316	0.655	0.152	1.215	1.38
	MBP-R10-6	.300 - .400	.328-.340	0.316	0.655	0.152	1.265	1.38
	MBP-R10-7	.350 - .450	.328-.340	0.316	0.655	0.152	1.315	1.38
	MBP-R10-8	.400 - .500	.328-.340	0.316	0.655	0.152	1.365	1.38
	MBP-R10-9	.450 - .550	.328-.340	0.316	0.655	0.152	1.415	1.38
	MBP-R10-10	.500 - .600	.328-.340	0.316	0.655	0.152	1.465	1.38

Specifications—Clearance

Dia.	Part No.	Grip Range	E max
1/4	MBCP-R8-M2	.060-.138	0.58
	MBCP-R8-M3	.110-.189	0.627
	MBCP-R8-M5	.189-.268	0.706
	MBCP-R8-M7	.268-.346	0.785
	MBCP-R8-M8	.308-.387	0.825
	MBCP-R8-M9	.346-.425	0.864
	MBCP-R8-M11	.425-.504	0.943
	MBCP-R8-M13	.504-.583	1.022

Typical Installed Values in Nominal Grip (lbs.)

Dia.	Shear	Tensile	Pin Retention
3/16	1700	1050	150
1/4	3500	1900	300
1/4 (clearance)	3000	1600	300
5/16	5000	2960	450

Material and Finish

	Material	Finish
Sleeve	Steel	Zinc Plated Gold Chromate
Pin	Steel	Zinc Plated Gold Chromate

Installation Tooling

Dia.	Installation Tool	Nose Assembly	Type	Use
3/16	229	99-3300	Pneudraulic	Production
	230	99-3300	Pneudraulic	Maintenance & Repair
	2025	99-3300	Pneudraulic	Maintenance & Repair
	2025	99-3300	Pneudraulic	Maintenance & Repair
	2015	125154 (Insert, included with tool)	Pneudraulic	Prod. or Maint. & Repair
	202	99-3303	Pneudraulic	Production
	212	99-3300 99-3303	Pneudraulic	Production
	2480	99-3300 99-3303	Hydraulic	Production
1/4	229	99-3301	Pneudraulic	Production
	230	99-3301	Pneudraulic	Maintenance & Repair
	2025	99-3301	Pneudraulic	Maintenance & Repair
	202	99-3301	Pneudraulic	Prod. or Maint. & Repair
	212	99-3301 99-3305	Pneudraulic	Production
	2480	99-3301 99-3305	Hydraulic	Production
5/16	246	99-3307	Pneudraulic	Production
	2580	99-3307	Hydraulic	Production