Nemef NF2 - Revision history

Sandplum: clean-up, spec

2022-12-25T22:10:54Z

clean-up, spec

← Older revision		Revision as of 22:10, 25 December 2022
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	\| lock_design = [[Pin_tumbler\|Pin-tumbler]]		\| lock_design = [[Pin_tumbler\|Pin-tumbler]]
	\| patent =		\| patent =
	\| years_produced =		\| years_produced =
			\| ratings = SKG**
	\| related =		\| related =
	\| spec_on =		\| spec_on = true
	\| spec_comptype =		\| spec_comptype = [[Pin_tumbler\|Pin-tumbler]]
	\| spec_comp =		\| spec_comp = 6
	}}		}}

	The '''NF2''' is a [[pin-tumbler]] lock made by [[Nemef]]. It is resistant to manipulation, [[key bumping]], and drilling ~~(SKG2)~~. ~~It is claimed~~ to be the best selling security ~~lock~~ in the Netherlands.		The '''NF2''' '''(or 111/9)''' is a SKG**-rated [[Pin_tumbler \|pin-tumbler]] lock made by [[Nemef]]. It is resistant to manipulation, [[key bumping]], and drilling. Nemef claims the NF2 to be the best-selling security cylinder in the Netherlands.

	__TOC__		__TOC__
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	== Principles of operation ==		== Principles of operation ==

	:''See also: [[~~Pin-tumbler~~#~~Principles_of_Operation~~\|Pin-~~Tumbler~~ (Principles of ~~Operation~~)]]''		:''See also: [[Pin_tumbler#Principles_of_operation\|Pin-tumbler (Principles of operation)]]''

	The lock contains six pin stacks. Its most distinctive feature is the use of multiple diameter keypins, which together with a special warding causes the key pin tips at rest aren't at the same level (sometimes referred to as "shadow drilling"). These features provide additional resistance to [[key bumping]] attacks. The pin stacks alternate between serrated and spooled drivers, but due to the way the key pins rest in the chambers, the spools effectively engage only when paired with three shortest key pins. All of the drivers have slightly tapered tips~~, which gives this lock its bad reputation among the locksport community~~. The warding is not very restrictive and the keyway itself is not paracentric.		The lock contains six pin stacks. Its most distinctive feature is the use of multiple diameter keypins, which together with a special warding causes the key pin tips at rest aren't at the same level (sometimes referred to as "shadow drilling"). These features provide additional resistance to [[key bumping]] attacks. The pin stacks alternate between serrated and spooled drivers, but due to the way the key pins rest in the chambers, the spools effectively engage only when paired with three shortest key pins. All of the drivers have slightly tapered tips. The warding is not very restrictive and the keyway itself is not paracentric.

	== Disassembly instructions ==		== Disassembly instructions ==

	To disassemble a double euro cylinder, use of a pinning shoe is the preferred method.		To disassemble a double euro cylinder, use of a pinning shoe is the preferred method.

	Other possibility is to use a segmented follower, but that requires that both cores are pulled out a bit to allow a cam removal. Then a core should be rotated to approximately 4:30 or 7:30 o'clock position (135 degrees either clockwise or anti-clockwise) to prevent driver entering a gaps for the cam clutch. Then a segmented follower can be used to remove the core.		Other possibility is to use a [[Plug_follower \|segmented follower]], but that requires that both cores are pulled out a bit to allow a cam removal. Then a core should be rotated to approximately 4:30 or 7:30 o'clock position (135 degrees either clockwise or anti-clockwise) to prevent driver entering a gaps for the cam clutch. Then a segmented follower can be used to remove the core.

	== Vulnerabilities ==		== Vulnerabilities ==
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	* [[Lockpicking]]		* [[Lockpicking]]
	* [[Decoding]]		* [[Decoding]]
	* [[Key bumping]] ~~(It is resistant to but theoretically possible to bump this lock)~~		* [[Key bumping]]
	* [[Impressioning]]		* [[Impressioning]]

	== Gallery ==		== Gallery ==
	<div align="center"><gallery>		<div align="center"><gallery>
	File:Nemef NF2 key least.png\|Nemef NF2 ~~key~~.		File:Nemef NF2 key least.png \|Nemef NF2 keys.
	File:Nemef NF2 keyway least.png\|Nemef NF2 keyway detail.		File:Nemef NF2 keyway least.png\|Nemef NF2 keyway detail.
	File:Nemef NF2 pins least.png\|Nemef NF2 pins detail.		File:Nemef NF2 pins least.png\|Nemef NF2 pins detail.
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	* [https://www.youtube.com/watch?v=0CmCtI7-CWc&t=392s Artichoke2000's Nemef NF2 analysis]		* [https://www.youtube.com/watch?v=0CmCtI7-CWc&t=392s Artichoke2000's Nemef NF2 analysis]

			[[Category:Lock models]]
	[[Category:Nemef]]		[[Category:Nemef]]
	~~[[Category:Lock models]]~~
	[[Category:Pin-tumbler locks]]		[[Category:Pin-tumbler locks]]
			[[Category:SKG locks]]

Datagram: Removed biased language; please stay objective!

2022-03-24T18:10:31Z

Removed biased language; please stay objective!

← Older revision		Revision as of 18:10, 24 March 2022
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	}}		}}

	'''~~Nemef~~ NF2''' is claimed to be the best selling security lock in the Netherlands~~. It should be safe against manipulation, bumping and drilling (SKG2)~~.		The '''NF2''' is a [[pin-tumbler]] lock made by [[Nemef]]. It is resistant to manipulation, [[key bumping]], and drilling (SKG2). It is claimed to be the best selling security lock in the Netherlands.

	__TOC__		__TOC__
	<br clear="all">		<br clear="all">

	== ~~Description~~ ==		== Principles of operation ==
	The lock contains six pin stacks. Its most distinctive feature is the use of multiple diameter keypins, which together with a special warding causes the keypin tips at rest aren't at the same level. This should make bumping of the lock difficult at least. The pinstacks alternate between serrated and spooled drivers, but due to the way the keypins rest in the chambers, the spools effectively engage only when paired with three shortest keypins. All of the drivers have slightly tapered tips, which gives this lock its bad reputation among the locksporters. The warding is not very restrictive and the keyway itself is not paracentric.

	== ~~Dissassembly~~ instructions ==		:''See also: [[Pin-tumbler#Principles_of_Operation\|Pin-Tumbler (Principles of Operation)]]''

			The lock contains six pin stacks. Its most distinctive feature is the use of multiple diameter keypins, which together with a special warding causes the key pin tips at rest aren't at the same level (sometimes referred to as "shadow drilling"). These features provide additional resistance to [[key bumping]] attacks. The pin stacks alternate between serrated and spooled drivers, but due to the way the key pins rest in the chambers, the spools effectively engage only when paired with three shortest key pins. All of the drivers have slightly tapered tips, which gives this lock its bad reputation among the locksport community. The warding is not very restrictive and the keyway itself is not paracentric.

			== Disassembly instructions ==
	To disassemble a double euro cylinder, use of a pinning shoe is the preferred method.		To disassemble a double euro cylinder, use of a pinning shoe is the preferred method.

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	* [[Lockpicking]]		* [[Lockpicking]]
	* [[Decoding]]		* [[Decoding]]
	* [[Key bumping]]?		* [[Key bumping]] (It is resistant to but theoretically possible to bump this lock)
	* [[Impressioning]]		* [[Impressioning]]

Least: Nemef NF2 page created.

2022-02-19T13:07:49Z

Nemef NF2 page created.

New page

=Nemef NF2=

{{Lock model
| name = Nemef NF2
| Img = File:Nemef NF2 least.png
| maker = [[Nemef]]
| lock_type = [[Cylinder]]
| lock_design = [[Pin_tumbler|Pin-tumbler]]
| patent =
| years_produced =
| related =
| spec_on =
| spec_comptype =
| spec_comp =
}}

'''Nemef NF2''' is claimed to be the best selling security lock in the Netherlands. It should be safe against manipulation, bumping and drilling (SKG2).

__TOC__
<br clear="all">

== Description ==
The lock contains six pin stacks. Its most distinctive feature is the use of multiple diameter keypins, which together with a special warding causes the keypin tips at rest aren't at the same level. This should make bumping of the lock difficult at least. The pinstacks alternate between serrated and spooled drivers, but due to the way the keypins rest in the chambers, the spools effectively engage only when paired with three shortest keypins. All of the drivers have slightly tapered tips, which gives this lock its bad reputation among the locksporters. The warding is not very restrictive and the keyway itself is not paracentric.

== Dissassembly instructions ==
To disassemble a double euro cylinder, use of a pinning shoe is the preferred method.

Other possibility is to use a segmented follower, but that requires that both cores are pulled out a bit to allow a cam removal. Then a core should be rotated to approximately 4:30 or 7:30 o'clock position (135 degrees either clockwise or anti-clockwise) to prevent driver entering a gaps for the cam clutch. Then a segmented follower can be used to remove the core.

== Vulnerabilities ==

The Nemef NF2 is vulnerable to one or more of the following:

* [[Lockpicking]]
* [[Decoding]]
* [[Key bumping]]?
* [[Impressioning]]

== Gallery ==
<div align="center"><gallery>
File:Nemef NF2 key least.png|Nemef NF2 key.
File:Nemef NF2 keyway least.png|Nemef NF2 keyway detail.
File:Nemef NF2 pins least.png|Nemef NF2 pins detail.
File:Nemef NF2 core least.png|Nemef NF2's core detail.
File:Nemef NF2 bible bottom least.png|Nemef NF2's bottom of the bible showing the drill protection.
</gallery></div>

== References ==
<references />

== See also ==

* [[Nemef]]
* [https://www.nemef.nl/nl/products/voordeuren/veiligheidscilinders/nemef-veiligheidscilinder-111-9-(nf2) Nemef NF2 product page]
* [https://www.youtube.com/watch?v=0CmCtI7-CWc&t=392s Artichoke2000's Nemef NF2 analysis]

[[Category:Nemef]]
[[Category:Lock models]]
[[Category:Pin-tumbler locks]]