M261 .22 Rimfire Adapter for 5.56mm M16 & M161A

 

Publication Title:                   M261 .22 Rimfire Adapter for 5.56mm M16 & M16A1
Publication/revision date:    21 AUG 1984
Technical Manual:                TM 9-6920-363-12&P
   Supersedes:                      TM 9-6920-363-12&P, 15 MAR 1978
Distribution Restriction:       Approved for public release, distribution unlimited (public domain manuals)

 

CONTENTS
CHAPTER 1. INTRODUCTION ................................................................................................. 1-1
Section I. General Information ............................................................................................. 1-1

Scope ................................................................................................................... 1-1 1-1
Maintenance Forms and Records ........................................................................ 1-2 1-1
Administrative Storage.......................................................................................... 1-3 1-1
Reporting Equipment Improvement Recommendations (EIR) ............................ 1-4 1-1
Hand Receipt ....................................................................................................... 1-5 1-1
II. Equipment Description and Data ......................................................................... 1-1
Description ........................................................................................................... 1-6 1-1
Performance Data ................................................................................................ 1-7 1-1
CHAPTER 2. OPERATING INSTRUCTIONS ............................................................................ 2-1
Section I. Operating Instructions .......................................................................................... 2-1
General ................................................................................................................ 2-1 2-1
Installation of Bolt Adapter Assembly .................................................................. 2-2 2-1
Installation of Magazine Adapter Assembly ......................................................... 2-3 2-3
Installation of Rimfire Brass Deflector ................................................................. 2-3.1 2-6
II. Preventive Maintenance Checks and Services (PMCS)....................................... 2-6.2
General ................................................................................................................. 2-4 2-6.2
Section III. Operation Under Unusual Conditions................................................................... 2-8
General ................................................................................................................. 2-5 2-8
IV. Ammunition .......................................................................................................... 2-8
General ................................................................................................................. 2-6 2-8
Identification and Markings .................................................................................. 2-7 2-9
Care, Handling, and Preservation......................................................................... 2-8 2-9
CHAPTER 3. OPERATOR MAINTENANCE INSTRUCTIONS .................................................. 3-1
Section I. Lubrication Instructions......................................................................................... 3-1
General ................................................................................................................. 3-1 3-1
Bolt Adapter Assembly ......................................................................................... 3-2 3-1
Magazine Adapter Assembly................................................................................ 3-3 3-1
II. Troubleshooting .................................................................................................... 3-1
General ................................................................................................................. 3-4 3-1
III. Maintenance of Conversion Kit ............................................................................ 3-4
General ................................................................................................................. 3-5 3-4
Bolt Adapter Assembly ........................................................................................ 3-6 3-4
Magazine Adapter Assembly................................................................................ 3-7 3-7
CHAPTER 4. ORGANIZATIONAL MAINTENANCE INSTRUCTIONS ...................................... 4-1
Section I. Service Upon Receipt of Materiel ......................................................................... 4-1
General ................................................................................................................. 4-1 4-1
Service Upon Receipt of Materiel ........................................................................ 4-2 4-1
II. Lubrication Instructions......................................................................................... 4-1
General ................................................................................................................. 4-3 4-1
Expendable and Consumable Supplies ............................................................... 4-4 4-1
Lubrication of Bolt Adapter Assembly .................................................................. 4-5 4-1
III. Preventive Maintenance Checks and Services ................................................... 4-1
General ................................................................................................................. 4-6 4-1
IV. Troubleshooting .................................................................................................... 4-2
General ................................................................................................................ 4-7 4-2
V. Organizational Maintenance Instructions ............................................................. 4-4
Bolt Adapter Assembly ......................................................................................... 4-8 4-4
APPENDIX A. REFERENCES ..................................................................................................... A-1
APPENDIX B. COMPONENTS OF END ITEM LIST ................................................................... B-1
Section I. Introduction ........................................................................................................... B-1
II. Integral Components of the End Item................................................................... B-2
III. Basic Issue Items ................................................................................................ B-2
APPENDIX C. MAINTENANCE ALLOCATION CHART .............................................................. C-1
Section I. Introduction ........................................................................................................... C-1
II. Maintenance Allocation Chart .............................................................................. C-3
III. Tool and Test Equipment Requirements ............................................................. C-3
IV. Remarks ............................................................................................................... C-3
APPENDIX D. OPERATOR AND ORGANIZATIONAL MAINTENANCE REPAIR
PARTS AND SPECIAL TOOLS LIST D-1
Section I. Introduction .......................................................................................................... D-1
II. Repair Parts List .................................................................................................. D-5
Group 00 Conversion Kit 12003060 .................................................................................... D-5 D-1
01 Bolt Adapter Assembly 12003080 ....................................................................... D-6 D-2
Section III. Special Tools List ................................................................................................. D-7
IV. National Stock Number and Part Number Index ................................................. D-7
APPENDIX E. ADDITIONAL AUTHORIZATION LIST ................................................................ E-1
Section I. Introduction .......................................................................................................... E-1
II. Additional Authorization List ................................................................................. E-1
APPENDIX F. EXPENDABLE SUPPLIES AND MATERIALS LIST............................................. F-1
Section I. Introduction .......................................................................................................... F-1
II. Expendable Supplies and Materials List .............................................................. F-1
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