MIL-DTL-6193E-2025 通用、普通、轻型和重型接头通用规格

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DISTRIBUTION STATEMENT A. Approved for public release: distribution is unlimited.

Comments, suggestions, or questions on this document should be addressed to: Commander, DLA Land and

Maritime, Attn: VAI, P.O. Box 3990, Columbus, Ohio, 43218-3990 or email: FluidFlow@dscc.dla.mil. Since

contact information can change, you may want to verify the currency of this address information using the

ASSIST Online database at https://assist.dla.mil.

MIL-DTL-6193E

w/AMENDMENT 2

2 September 2025

SUPERSEDING

MIL-DTL-6193E

w/AMDENDMENT 1

6 June 2017

DETAIL SPECIFICATION

JOINTS, UNIVERSAL, PLAIN, LIGHT AND HEAVY DUTY, GENERAL SPECIFICATION FOR

This specification is approved for use by all Departments and Agencies of the Department of Defense

1. SCOPE

1.1 Scope. This specification covers the requirements for joints, universal, plain, light and heavy duty, for use in

intermittent operations (see 6.1).

1.2 Part or Identifying Number (PIN). The PIN consists of the letters MS (see 3.6), the basic specification

number, a letter for type, a number for size, and a letter for plating type.

MS 20270 A 8 Z

Plating type code (see 1.2.3)

Size (see 1.2.2)

Type (see 1.2.1)

Specification number (see 1.2.1)

MS prefix

1.2.1 Classification. The universal joints are of the following classes and types:

Class 1 – Light duty specification sheet MS20270.

Type A – Square end.

Type B – Round end.

Class 2- Heavy duty specification sheet MS20271.

Type A – Not applicable.

Type B – Round end.

INCH-POUND

MIL-DTL-6193E

w/AMENDMENT 2

1.2.2 Size. See Table I and the individual specification sheets, specified in 1.2.1.

TABLE I. Class to size designator.

Class

(see 1.2.1)

Size designator

(Nominal size of joint)

Nominal OD of

universal joint

(inch)

Nominal size of

universal joint

(mm)

1 6 1/ 0.375 9.53

1 8 0.500 12.70

1 10 0.625 15.88

1 12 0.750 19.05

1 14 1/ 0.875 22.23

1 16 1.000 25.40

1 20 1.250 31.75

1 24 1.500 38.10

2 6 0.375 9.53

2 8 0.500 12.70

2 10 0.625 15.88

2 12 0.750 19.05

2 14 0.875 22.23

2 16 1.000 25.40

2 20 1.250 31.75

2 24 1.500 38.10

1/ Type B only.

1.2.3 Plating type codes.

Blank – Cadmium

P – Zinc phosphate

Z – Zinc

ZN – Zinc-Nickel Alloy

2. APPLICABLE DOCUMENTS

2.1 General. The documents listed in this section are specified in sections 3 and 4 of this specification. This

section does not include document cited in other sections of this specification, or recommended for additional

information, or as examples. While every effort has been made to ensure the completeness of this list, document

users are cautioned that they must meet all specified requirements of documents cited in sections 3 and 4 of this

specification, whether or no they are listed.

2.2 Government documents.

2.2.1 Specifications, standards, and handbooks. The following specifications, standards, and handbooks forma

part of this document to the extent specified herein. Unless otherwise specified, the issues of these documents are

those cited in the solicitation or contract (see 6.2).

DEPARTMENT OF DEFENSE SPECIFICATIONS

MIL-DTL-16232 - Phosphate Coating, Heavy, Manganese or Zinc Base

MIL-PRF-7870 - Lubricating Oil, General Purpose, Low Temperature (NATO O-142)

MIL-PRF-32014 - Grease, Aircraft and Instrument

MIL-PRF-81322 - Grease, Aircraft, General Purpose, Wide Temperature Range, NATO

CODE G-395

MIL-DTL-6193E

w/AMENDMENT 2

DEPARTMENT OF DEFENSE STANDARDS

MIL-STD-130 - Identification Marking of U.S. Military Property

MS20270 - Joint – Universal, Plain, Light Duty

MS20271 - Joint – Universal, Plain, Heavy Duty

(Copies of these documents are available online at https://quicksearch.dla.mil)

2.3 Non-government publications. The following documents form a part of this document to the extent specified

herein. Unless otherwise specified, the issues of these documents are those cited in the solicitation or contract (see

6.2).

ASTM INTERNATIONAL

ASTM B633 - Standard Specification for Electrodeposited Coatings of Zinc on Iron

and Steel

ASTM B659 - Standard Guide for Measuring Thickness of Metallic and Inorganic

Coatings

ASTM D1149 - Standard Test Methods for Rubber Deterioration – Cracking in an

Ozone Controlled Environment

(Copies of these documents are available online at https://www.astm.org)

INTERNATION ORGANIZATION FOR STANDARDIZATION (ISO)

ISO/IEC 17025 - General requirements for the Competence of Testing and Calibration

Laboratories

(Copies of these documents are available online at https://www.iso.ch)

SAE INTERNATIONAL

SAE-AMS2417 - Plating, Zinc-Nickel Alloy

SAE-AMS-M-7866 - Molybdenum Disulfide, Technical, Lubrication Grade

SAE-AMS-QQ-P-416 - Plating, Cadmium (Electro-deposited)

(Copies of these documents are available online at https://www.sae.org)

2.4 Order of precedence. Unless otherwise noted herein or in the contract, in the event of a conflict between the

text of this document and the references cited herein (except for related specification sheets), the text of this

document takes precedence. Nothing in this document, however, supersedes applicable laws and regulation unless a

specific exemption has been obtained.

3. REQUIREMENTS

3.1 Specification sheets. The individual item requirements shall be as specified herein and in accordance with

the applicable specification sheets. In the event of any conflict between the requirements of this specification and the

specification sheet, the latter shall govern.

3.2 Qualification. Universal joints furnished under this specification shall be products that are authorized by the

qualifying activity for listing on the applicable Qualified Products List (QPL) before contract award (see 4.3 and 6.3).

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标签： #接头 #普通 #规格

摘要：

本页面详细介绍MIL-DTL-6193E-2025标准，涵盖通用、普通、轻型和重型接头的通用规格要求。该规范是美国国防部发布的更新版本，主要针对不同载荷等级下接头的材料、尺寸、螺纹精度、表面处理及力学性能进行统一规定。内容适用于航空航天、地面车辆及舰船等军用装备中的液压与气动系统连接件选型与检验。通过对比通用型与重型接头的结构差异、适用压力范围及防腐标准，本页帮助工程师与采购人员快速理解MIL-DTL-6193E-2025的技术变更、新旧版本差异及合规性要求，确保产品满足最新军用装备的互换性与可

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