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According to images on the Tworx website, the STANAG 4740 rail has the grabber sides of a normal NATO rail, but the top surface is hollowed out by two lines of metal contacts. As of
January 2023, no copies of the STANAG is available on the Internet, but patents from Tworx indicate that it uses a
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NATO rail design is also used on small video camera setups. Videos shot with DSLR or
Mirrorless cameras use a variety of mounting systems for attaching microphones, monitors, lighting, and other accessories. A NATO-compatible rail is one of these systems. Although all such products are advertised
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Another notable change is the recommendation that while in the
Picatinny rail system the V-angles are used for the alignment and reference of the accessory, NATO recommends using the top surface instead. Initial NATO tests had shown that the Picatinny rail system did not provide good
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269:(MIL-STD-1913), improved and standardized version of the Weaver mount. Used for both for scope mounts, and for accessories (such as extra sling mounts, vertical grips, bipods etc.) Major popularity in the civilian market.
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In some embodiments, Data is exchanged in discrete packets that mostly follow the standards of 10Base2 Ethernet In some embodiments, the data communication devices utilizes a frequency encoding scheme
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This communication method leverages industry standard
Ethernet stack, supports collision detection with retransmission of packet, and provides timing recovery from packet data.
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In 2009, the
Pentagon revealed plans to develop a NATO rail that provides electrical power to rail mounted accessories in the future. At least two proposals were presented:
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STANAG 4694 was approved by the NATO Army
Armaments Group (NAAG), Land Capability Group 1 Dismounted Soldier (LCG1-DS) in 2009. It was published in March 2011.
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to meet the same specifications, there is discussion that some of the rails and accessories are not compatible with one another.
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According to the NATO Army
Armaments Group the differences between the MIL-STD 1913 Picatinny rail and the STANAG 4694 are:
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In 2012, the NATO Powered Rail working group selected the I-Rail design as the basis for further standardization. In 2015,
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CALLSEN, Gary; Ellena, Joseph; Feldman, Ben; Fisher, Martin; Miller, Tyler; Taylor, Wayne (2018-05-15).
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Powered Rail
Presentation to Intl Infantry & Joint Service Small Arms System Symposium, May 20, 2009
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ELLENA, Joseph
Douglas; Nguyen, Tho; MILLER, Tyler Jonathan; FELDMAN, Benjamin Freed (7 October 2021).
146:. Using the top surface as a reference and alignment of the grabbers provided excellent repeatability.
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92:, which dates back to 3 February 1995, and was designed in conjunction with weapon specialists like
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287:- open standard design to replace MIL-STD-1913 for mounting accessories (except for scope mounts)
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223:, but higher-data-rate encodings for application such as video streaming may also be available.
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The NATO Accessory Rail is backwards-compatible with the Draft STANAG 2324/MIL-STD 1913
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Military
Standard 1913 - Dimensioning of accessory mounting rail for small arms weapons
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The Tworx "I-Rail", powered from a central battery pack and offering data transmission.
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Wilcox Fusion Rail, powered from a central battery pack or a proprietary vertical grip.
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STANAG 4694 "NATO Accessory Rail" metric reference drawing (dimensions in millimetres).
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An overview of the various Rail Equipment hardware types, some are listed below.
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536:"High-throughput data communication for rail-mounted devices (WO2021203032A1)"
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518:"System and method for networking firearm-mounted devices (AU2018270151A1)"
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designated marksman rifle features STANAG 4694 NATO Accessory Rails.
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NATO countries finalise plans for a standard rail adaptor system
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NATO countries finalise plans for a standard rail adaptor system
211:"NATO Powered Accessory Rail" was ratified describing the rail.
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250:, generic term for a system for attaching accessories to small
275:, a rail mount system to connect telescopic sights to rifles
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STANAG 4694 "NATO Accessory Rail" Rail - Grabber interfaces.
555:"DITCH THE CAGE WITH SMALLRIG'S SHOE-MOUNTED NATO RAIL"
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Tighter straightness tolerances (approximately 50%).
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263:, still has some popularity in the civilian market
46:standard for mounting accessory equipment such as
459:Wilcox Industries Develops a "Power Rail" For ARs
320:Weapons & Sensors, NATO Army Armaments Group
589:2009 NATO STANAG 4694 vs 1913 MIL-STD Picatinny
609:
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131:Additional new measurements and tolerances.
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343:"NATO - STANAG 4694 - NATO ACCESSORY RAIL"
390:Thomas Mechanical Design - The Mitch Blog
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293:- free licensed competing standard to
386:"PICATINNY AND NATO RAILS - GD&T"
215:communication mechanism derived from
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302:, a ringless scope mounting standard
742:Compact and non-magnifying sights
16:Rail interface system for firearms
14:
471:"T.Worx Powered Picatinny Rail -"
134:Adjustments of some measurements.
23:NATO Accessory Rail (STANAG 4694)
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627:accessories mounting standards
1:
553:March, Sol (11 August 2015).
219:. The basic mode is based on
714:(1 inch, 30 mm, 34 mm, etc.)
82:such as rifles and pistols.
446:September 24, 2015, at the
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647:Quick-change barrel system
392:. Thomas Mechanical Design
559:Suggestion of Motion Blog
40:Standardization Agreement
412:"HK241 Product Overview"
347:standards.globalspec.com
259:, early system used for
116:Technical specifications
248:Rail Integration System
718:Traditional prism rail
561:. Suggestion of Motion
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44:rail interface system
22:
944:Mechanical standards
60:night vision devices
56:laser aiming modules
42:(STANAG) 4694, is a
492:"Intelligent Rail®"
29:NATO Accessory Rail
939:Firearm components
422:on October 8, 2017
416:Heckler & Koch
371:2010-11-26 at the
209:STANAG 4740/AEP-90
128:reference drawing.
110:Heckler & Koch
25:
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477:. 30 August 2012.
257:Weaver rail mount
48:telescopic sights
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690:Warsaw Pact rail
652:Press fit barrel
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418:. Archived from
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578:External links
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90:Picatinny rail
35:), defined by
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102:Colt Firearms
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64:reflex sights
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704:scope mounts
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563:. Retrieved
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499:. Retrieved
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426:November 15,
424:. Retrieved
420:the original
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394:. Retrieved
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350:. Retrieved
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261:scope mounts
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184:HK G28/HK241
140:
119:
87:
84:
32:
28:
26:
908:Swivel stud
870:Swivel stud
810:accessories
750:holographic
712:Ring mounts
242:Rail System
933:Categories
913:Snap hooks
723:Zeiss rail
352:2022-03-17
307:References
300:Zeiss rail
192:Power rail
106:FN Herstal
80:small arms
880:Versa Pod
875:Picatinny
822:Picatinny
808:Handguard
675:Picatinny
662:Receivers
565:8 January
501:8 January
396:8 January
68:foregrips
444:Archived
369:Archived
279:UIT rail
252:firearms
236:See also
217:Ethernet
94:Aimpoint
76:bayonets
773:RMR/SRO
634:Barrels
625:Firearm
221:10BASE2
98:Beretta
900:Slings
862:Bipods
842:KeyMod
817:Weaver
793:CompM4
778:C-More
768:Docter
746:reflex
700:Scopes
670:Weaver
295:KeyMod
285:KeyMod
126:metric
72:bipods
885:M-LOK
847:M-LOK
798:Micro
754:prism
496:Tworx
291:M-LOK
182:The
890:ARCA
852:ARCA
827:NATO
763:Acro
702:and
680:NATO
567:2021
541:OFDM
503:2023
428:2014
398:2021
108:and
74:and
37:NATO
27:The
837:UIT
832:RIS
788:MOS
752:or
78:to
33:NAR
935::
748:,
557:.
538:.
520:.
494:.
483:^
473:.
414:.
388:.
345:.
124:A
112:.
104:,
100:,
96:,
70:,
66:,
62:,
58:,
54:,
50:,
756:)
744:(
617:e
610:t
603:v
569:.
505:.
430:.
400:.
355:.
31:(
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