Technical information, thread gages, ring gages, screw. Mils7742d screw threads, standard, optimum selected series. After waived delete the remainder of the paragraph and substitute. Mils 7742d1 screw threads, standard, optimum selected series. To download the pdf files, rightclick on the downloads below, then select. The redesignation of the number from mils901 to mildtl901 confirms the upgrade. The new edition is in a modern format, with a table of contents missing in the earlier edition. Metric fine m8 through m39 inserts are also available in unef, uns, 8un, 12un, 16un, spark plug and pipe thread.
Milt29 obsolete screw thread inserts sti sae numbering paradigm. Henry technologies has a policy of continuous product development. Government and are not subject to protection in the u. The basic angle measured in an axial plane is 60 degrees, the crest of the basic thread is flat, the roots clearances are allowed to provide round root forms when specified, clearance at minor diameter of the internal thread is provided. Helicoil inserts are larger in diameter before installation than the tapped hole.
Extensive changes within our industry have seen products of. They are intermateable with both bayonet and threaded. Ref,a internal thread per as8879,b external thread per mils7742,d. This sae aerospace standard as specifies the characteristics of the unj profile inch series of screw threads, to include a mandatory controlled radius of 0. Series iii type t threaded and type b bayonet coupling connectors, intermateable with applicable mildtl26500 connectors see section 6. Virtually all finethread an, ms nasmxxxxx spec and nas boltsnuts use these 3 thread specs. These connectors combine the best features of mil dtl26500 and nas 1599 miniature connector specifications. Mils7502 sealing compound, integral fuel tanks and. Great lakes fasteners 2097 case parkway north twinsburg, ohio 44087 ohio. Ms3450, ms3451, ms3452, ms3456, and ms3459 of mildtl5015, as applicable. Series iii type t threaded and type b bayonet coupling connectors, intermateable with applicable mil dtl26500 connectors see section 6.
Welcome to, your premiere source for free downloads of government and military standards, specifications, handbooks, and documents. The information contained in this catalogue is correct at the time of publication. Mil mils7742d amendment 1 screw threads, standard, optimum selected series. Mil t29 obsolete screw thread inserts sti sae numbering paradigm. September 2, 1992 screw threads, standard, optimum selected series. Threads per mils8879 jseries spacecraft engineering.
These connectors combine the best features of mildtl26500 and nas 1599 miniature connector specifications. Thread forms and data 60 thread form other than aircraft canceled with no replacement. Black dryfilm lubricant selflocking per mil46010 type i class 3b mils 7742 over cadmium 6h iso metric nonlocking passivated cfex, cfeox class 2b, mils 7742. As9100 revision c, quality management systemrequirements for aviation. Ms3450, ms3451, ms3452, ms3456, and ms3459 of mil dtl5015, as applicable. Mil s 8879 and as8879 specification, as shown in table 1. Mils7742d metalworking mechanical engineering scribd. Jul 14, 2017 mildtl901e, has been approved and released as of 20 june 2017 and revises mils901d of 1989. Technical information, thread gages, ring gages, screw plug gages. Inserts can be custom made in all materials listed on p.
The j form external thread shall not be used with internal unified national form, mil s 7742, without the specific approval of the cognizant engineer. The control of free fluoride is critical to the operation of the process, because aluminum is dissolved in a zinc phosphate bath as a step in the coating reaction. This military standard is approved for use by all departments and agencies of. General specification for superseding mils007742c and ans126 see base for inactivation notice amendment by military specifications and standards, 09021992. Faa ac2141a replacing mils8879c with sae as8879 discusses the subject indepth. Nas4 datasheet, nas4 pdf, nas4 pinout, equivalent, replacement nas3 nas16 bolt coast fabrication, schematic, circuit, manual. An2316 clevis bolt military fasteners aviation and mil. There is a strong industry trend toward the lightweighting of materials, yet achieve structural. Mils7742d1 screw threads, standard, optimum selected. Mildtl901 revision e is shock test update document center. Sae as8879 thread spec replaced mils8879 and mils7742 in most instances. It may be reproduced or disclosed only with written permission of midcontinent instrument co. Information and documents presented here are works of the u.
Mil dtl83723 series iii family offers connectors with bayonet and threaded coupling including lanyardrelease quickdisconnects. Series ii type t threaded coupling, intermateable with mildtl5015. Web to pdf convert any web pages to highquality pdf files while retaining page layout, images, text and. Mildtl901 revision e is shock test update document. Find the most uptodate version of mils7742d valid notice 1 at engineering360. Zinc phosphate pretreatment systems for aluminumsteel. The critical component for maintaining uniform zinc phosphate coatings on aluminum is fluoride. Mils7502 sealing compound, integral fuel tanks and fuel cell cavities, high adhesion, accelerator required superseded bymils8802 mils7502 rev c cancellation 1 cancelled see the following. Thread t per mils7742 except major dia is not to exceed max allow bolt shank d1a additional information. Mils7742 military specification, screw thread, standard optimum selected. Mils7742 screw threads, standard, optimum selected series. This document is available in either paper or pdf format. Mildtl901e, has been approved and released as of 20 june 2017 and revises mils901d of 1989. Faa ac2141a replacing mil s 8879c with sae as8879 discusses the subject indepth.
Mils8879 and as8879 specification, as shown in table 1. Mil mil s 7742d amendment 1 screw threads, standard, optimum selected series. Army da administrative publications and forms by the army publishing directorate apd. July 25, 1991 screw threads, standard, optimum selected series. Mils7742 screw threads, standard, optimum selected. Jul 05, 2017 the redesignation of the number from mil s 901 to mil dtl901 confirms the upgrade. During installation the inserting tool applies torque to the tang reducing the diameter of the leading coil permitting it to en. Black dryfilm lubricant selflocking per mil 46010 type i class 3b mil s 7742 over cadmium 6h iso metric nonlocking passivated cfex, cfeox class 2b, mil s 7742. This assembled insert accommodates any standard bolt or screw as per mils7742 and as8879 unj controlled root radius. Customers frequently bought these along with an2319a.
Thread t per mils7742 except major diameter is not to exceed max allow bolt shank dia. General specification for superseding mil s 007742c and an s 126 see base for inactivation notice amendment by military specifications and standards, 09021992. Military specification testing, store suspension and release equipment, general specification for this amendment forms a part of milt7743f, dated 30 april 1993, and is approved for use by all departments and agencies of the department of defense. General specification for superseding mil s 007742c and an s 126 see base for inactivation notice standard by military specifications and standards, 07251991 amendments available. Nas514 datasheet, nas514 pdf, nas514 pinout, equivalent, replacement head aia, schematic, circuit, manual. Series ii type t threaded coupling, intermateable with mil dtl5015. Approvals 3 rd party accreditations by nsf registrar and approvals as9100 revision d, quality management systemrequirements for aviation. The j form external thread shall not be used with internal unified national form, mils7742, without the specific approval of the cognizant engineer. How will mildtl901e affect your shock qualification.
Sae as8879 thread spec replaced mil s 8879 and mil s 7742 in most instances. This assembled insert accommodates any standard bolt or screw as per mil s 7742 and as8879 unj controlled root radius. Find the most uptodate version of mil s 7742d valid notice 1 at engineering360. Standby attitude module, md302 unless otherwise specified, all dimensions are in inches. Helicoil inserts are precision formed coils of extremely hard, diamond shaped 304 stainless steel. Mils7742, screw threads, standard, optimum selected series inactive for new design after 1991 mils8879c, controlled radius root screw threads, unj canceled replaced by sae as8879 mils8879c spark plug. Ref,a internal thread per as8879,b external thread per mil s 7742,d. V1 ansiasmecga compressed gas cylinder valve outlet and inlet connections. Department of commace national burriu of standairds screwthread standards for federal services 1957 amend in pert h28 1944 and in part its 15i supplement handbook h28 1957part ii dtic electemay 0 9 14h s f rlitiated api 1%2 with corrections.
Mil s 6049 mil spec 1st material response overall or mil s 6050 mil spec 2nd material response overall or mil s 6098 mil spec 3rd material response overall or mil s 5626 mil spec 4th material response overall or mil s 6758 mil spec 5th material response overall or mil s 8695 mil spec 6th material response overall. The latest technologies high quality electronic pubs and forms view u. Use pdf download to do whatever you like with pdf files on the web and regain control. Mil s 7742d screw threads, standard, optimum selected series. Thread t per mils7742 except major diameter is not to exceed max allow bolt shank dia fastener length.
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