行业组件数据 · 2026

枪管延长接口

A precision-machined interface component that connects barrel extensions to firearm receivers, ensuring proper alignment and secure attachment.

技术定义与适配语境
典型 枪管延长接口 会按材料、尺寸公差、适配关系和失效风险在 机械和设备制造 中评估。

The Barrel Extension Interface is a critical mechanical component in firearm receivers that provides the mounting surface and alignment features for attaching barrel extensions. It ensures precise concentric alignment between the barrel extension and receiver, maintains headspace control, and transfers firing forces from the barrel assembly to the receiver structure. This interface typically includes threaded connections, indexing pins, and mating surfaces that must maintain tight tolerances for reliable firearm function.

组件规格

定义
The Barrel Extension Interface is a critical mechanical component in firearm receivers that provides the mounting surface and alignment features for attaching barrel extensions. It ensures precise concentric alignment between the barrel extension and receiver, maintains headspace control, and transfers firing forces from the barrel assembly to the receiver structure. This interface typically includes threaded connections, indexing pins, and mating surfaces that must maintain tight tolerances for reliable firearm function.
工作原理
The interface operates on mechanical attachment principles, using precision threads and alignment features to create a rigid connection between the barrel extension and receiver. It maintains proper headspace by controlling the distance between the bolt face and chamber, while transferring recoil forces through the receiver structure. The design ensures repeatable alignment during barrel changes or maintenance.
材料
4140 or 4150 chromoly steelheat-treated to RC 28-32Alternative: 8620 steel case-hardenedSurface treatment: Nitride or phosphate coating for corrosion resistance
Hardness
RC 28-32 core, RC 60+ surface for nitride
Thread Pitch
1.0625-16 UNEF or metric equivalent
Surface Finish
32 Ra or better on mating surfaces
Thread Engagement
Minimum 1.5 times diameter
Index Pin Diameter
0.154" ±0.0005"
Squareness to Bore
0.0005" per inch maximum
Concentricity Tolerance
0.001" TIR maximum
标准
ISO 9001SAE J429MIL-S-5000

行业分类与别名

枪管延长接口 的常用贸易名称、技术标识和检索关键词。

上级产品

该组件会出现在以下整机或工业产品中。

FMEA · 风险与缓解

诱因 → 失效模式 → 工程缓解

Incorrect torque application during installation->Thread stripping or improper headspace->Use calibrated torque wrenches and follow manufacturer specifications precisely
Contamination in thread engagement area->False torque readings and improper seating->Thorough cleaning before assembly and use of appropriate lubricants
Material defects or improper heat treatment->Cracking or deformation under firing stresses->Material certification and non-destructive testing of critical components

工业生态与工程逻辑

0
Improper installation leading to headspace issues
1
Thread damage from cross-threading
2
Material fatigue from repeated disassembly
3
Corrosion in mating surfaces

合规与检测

tolerance
±0.0005" on critical dimensions, 0.001" TIR concentricity
test method
CMM verification, thread gauge inspection, headspace gauge testing, proof load testing

制造该组件的工厂

来自 CNFX 组件能力表的相关制造商资料。

制造商列表用于前期研究和供应商能力理解,不代表认证、排名或交易担保。

采购评估维度

不是客户评论,也不是实时热度。以下维度用于前期 RFQ 准备和供应商评估。

技术文档
4/5
制造能力
4/5
可检验性
5/5
供应商透明度
3/5

这些分值是采购评估维度示例,不代表真实客户评分、具体国家买家反馈或实时询盘。

相关组件

常见问题

What is the primary function of a barrel extension interface?

The primary function is to provide a precise and secure mounting point for barrel extensions on firearm receivers, ensuring proper alignment, headspace control, and force transfer during firing.

Can barrel extension interfaces be interchanged between different firearm models?

No, they are typically model-specific due to variations in thread patterns, dimensions, and indexing systems. Always use manufacturer-specified interfaces for your firearm model.

What maintenance is required for barrel extension interfaces?

Regular inspection for thread wear, cleaning of mating surfaces, and verification of torque specifications during reassembly. Avoid overtightening which can damage threads.

我可以直接联系工厂吗?

CNFX 是开放目录,不是交易平台或采购代理。工厂资料和表单用于帮助你准备直接沟通。

CNFX Industrial Component Index · 机械和设备制造

数据基础

CNFX 制造商资料、技术分类、公开产品信息和持续合理性检查。

初步技术归类
本页用于结构化准备研究、RFQ 和供应商评估,不替代买方自己的供应商资质审查、标准核验和技术批准。

请求制造能力信息: 枪管延长接口

说明目标数量、应用场景、交期和关键技术要求,用于准备 RFQ 或供应商评估。

谢谢,信息已发送。
谢谢,信息已收到。

需要制造 枪管延长接口?

对比具备该组件加工或装配能力的制造商资料。

创建制造商档案 联系我们
上一个组件
枪管延伸/凸耳
下一个组件
柄安装支架
URN:CNFX:ME:UNIT:BARREL_EXTENSION_INTERFACE