Weaver rail (partially)

E189867

firearm mounting system scope mounting rail

The Weaver rail is a firearm mounting system featuring a series of crosswise slots used to attach scopes and accessories, similar in design to but not fully interchangeable with the Picatinny rail.

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All labels observed (2)

Label	Occurrences
Weaver rail	3
Weaver rail (partially) canonical	1

How this entity was disambiguated

This entity first appeared as the object of triple T1677143 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.

NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07

Target entity: Weaver rail (partially)
Context triple: [Picatinny rail, compatibleWith, Weaver rail (partially)]

A. Sumba buttonquail
The Sumba buttonquail is a small, ground-dwelling bird species of buttonquail found only on the Indonesian island of Sumba.
B. Banded Quail
The Banded Quail (Philortyx fasciatus) is a small, ground-dwelling New World quail native to arid and semi-arid scrublands of western Mexico, recognized by its distinctive banded plumage and social covey behavior.
C. Hawaiian goose
The Hawaiian goose, or nēnē, is a rare, medium-sized goose endemic to Hawaii and recognized as the state bird, known for its distinctive barred neck and adaptation to volcanic landscapes.
D. White-throated kingfisher
The White-throated kingfisher is a brightly colored tree kingfisher native to Asia, known for its vivid blue wings, chestnut head, and distinctive white throat and breast.
E. Sumba green pigeon
The Sumba green pigeon is a fruit-eating pigeon species in the family Columbidae that is native to and found only on the Indonesian island of Sumba.
F. None of above. chosen
G. Unsure - the case is ambiguous/there is not enough information to decide.

NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07

Target entity: Weaver rail (partially)
Target entity description: The Weaver rail is a firearm mounting system featuring a series of crosswise slots used to attach scopes and accessories, similar in design to but not fully interchangeable with the Picatinny rail.

A. Sumba buttonquail
The Sumba buttonquail is a small, ground-dwelling bird species of buttonquail found only on the Indonesian island of Sumba.
B. Banded Quail
The Banded Quail (Philortyx fasciatus) is a small, ground-dwelling New World quail native to arid and semi-arid scrublands of western Mexico, recognized by its distinctive banded plumage and social covey behavior.
C. Hawaiian goose
The Hawaiian goose, or nēnē, is a rare, medium-sized goose endemic to Hawaii and recognized as the state bird, known for its distinctive barred neck and adaptation to volcanic landscapes.
D. White-throated kingfisher
The White-throated kingfisher is a brightly colored tree kingfisher native to Asia, known for its vivid blue wings, chestnut head, and distinctive white throat and breast.
E. Sumba green pigeon
The Sumba green pigeon is a fruit-eating pigeon species in the family Columbidae that is native to and found only on the Indonesian island of Sumba.
F. None of above. chosen

Statements (45)

Predicate	Object
instanceOf	firearm mounting system ⓘ scope mounting rail ⓘ
allows	quick removal of optics ⓘ reinstallation of optics with minimal shift ⓘ
canAccept	many Picatinny-compatible rings ⓘ
developedFor	scope mounting on sporting rifles ⓘ
hasConfiguration	extended rail ⓘ one-piece base ⓘ two-piece bases ⓘ
hasDesignFeature	flat top rail surface ⓘ recoil slots for ring crossbolts ⓘ series of crosswise slots cut into a base ⓘ side bevels on rail edges ⓘ
hasMountingInterface	crossbolt in scope rings engaging slots ⓘ
hasMountingOrientation	slots perpendicular to bore axis ⓘ
hasPart	crosswise slots ⓘ mounting base ⓘ
hasRailWidth	approximately 0.835 inches ⓘ
hasSlotSpacing	non-standard slot spacing ⓘ
hasSlotWidth	approximately 0.180 inches ⓘ
isCompatibleWith	Weaver-style scope rings ⓘ
isLessStandardizedThan	Picatinny rail ⓘ linked to: Picatinny rail (on upgraded models)
isNamedAfter	Weaver company ⓘ
isOftenConfusedWith	Picatinny rail ⓘ linked to: Picatinny rail (on upgraded models)
isSimilarTo	Picatinny rail ⓘ linked to: Picatinny rail (on upgraded models)
isStandardIn	civilian sporting firearms market ⓘ
material	aluminum ⓘ steel ⓘ
mayNotFit	some Picatinny-only accessories ⓘ
mountsTo	barrel ⓘ firearm receiver ⓘ handguard ⓘ
notFullyInterchangeableWith	Picatinny rail ⓘ linked to: Picatinny rail (on upgraded models)
predecessorOf	Picatinny rail ⓘ linked to: Picatinny rail (on upgraded models)
requires	matching ring crossbolt dimensions ⓘ
usedBy	gunsmiths ⓘ hunters ⓘ sport shooters ⓘ
usedFor	mounting firearm accessories ⓘ mounting optical sights ⓘ mounting red dot sights ⓘ mounting telescopic scopes ⓘ
usedOn	handguns ⓘ rifles ⓘ shotguns ⓘ