1、NASM 14144-1999 Nut, Self-locking, Lightweight, Castellated, 450 Degree F_NASMl4144 ADOPTION NOTICE NASMl4144, NUT, SELF-LOCKING, LIGHTWEIGHT, CASTELLATED, 450F, was adopted on 21 JUNE 1999 for use by the Department of Defense (DoD). Proposed changes by DoD Activities must be submitted to the DoD Ad
2、opting Activity: Defense Industrial Supply Center, ATTN: DISC-AESD, 700 Robbins Avenue, Philadelphia, PA 19111-5096. DoD Activities may obtain copies of this standard from the Standardization Document Order Desk, 700 Robbins Avenue, Building 4D, Philadelphia, PA 19111-5094. The private sector and ot
3、her Government agencies may purchase copies from the AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA, INC., 1250 EYE STREET, N. W., WASHINGTON, DC 20005-3924. Custodians : Army - AV Navy - AS Air Force - 99 DLA- I S Adopting activity: DIA- IS (Project 5310-2431) AMSC N/A FSC 5310 DISTRIBUTION STATEMENT
4、A. Approved for public release; distribution is unlimited. Copyright Aerospace Industries Association of America Inc. Provided by IHS under license with AIA/NASNot for ResaleNo reproduction or networking permitted without license from IHS-,- - STD.AIA/NAS NASML4144-ENGL 1999 0318743 050b882 O36 LIST
5、 OF CURRENT SHEETS NO. I REV I THE INITIAL RELEASE OF THIS DOCUMENT SUPERSEDES MS14144 REVISION C. AMENDMENT 1. PART NUMBERS REMAIN MS14144. CUSTODIAN NATIONAL AEROSPACE STANDARDS COMMllTEE THIRD ANGE PROJECTION PROCUREMENT TITLE SPECIFICATION CLASSIFICATION NUT, SELF-LOCKING, LIGHTWEIGHT, PART STAN
6、DARD CASTELLATED, 450F. NASMl4144 MIL-N-25027 Copyright Aerospace Industries Association of America Inc. Provided by IHS under license with AIA/NASNot for ResaleNo reproduction or networking permitted without license from IHS-,-REQUIREMENTS: 1. MATERIAL: STEEL UNS G10350 (AISI C1035) PERMS 5080. QcI
7、s-700 UNS G10420 (AISI C1042) UNS G10500 (AISI 1050) PER AMs 5085 UNS G1 1370 (AISI 11 37) PER AMs 5024 UNS G11374 (AISI 11L37) PER MS 5020 UNS G40270 (AISI 4027) PER ASTM A322 UNS G40370 (AISI 4037) PER ASTM A322, A331. A519. A547 UNS G87400 (AISI 8740) PER AMs 6322. AMs 6323. AMs 6325. AMs 6327. A
8、M 6358 2. PLATING: STEEL NUTS (VATHOUT DRY FILM LUBRICANT) CADMIUM PLATED IN ACCORDANCE WITH QOP416. TYPE II. CLASS 2. DRY FILM LUBRICATED STEEL NUTS IN ACCORDANCE MTH “416. TYPE AND CLASS OPTIONAL IF NUTS MEET THE SALT SPRAY REQUIREMENTS OF COP416 TYPE II. 3. SURFACE TUCIIIRE: IN ACCORDANCE WITH AI
9、SVASME B46.1 SHALL NOT EXCEED 125 MICROINCHES. 4. LUBRICANT: LUBRICAM APPROVED IN ACCORDANCE WITH MILN-25027. LUBRICANTS. EXCEPT DRY FILM LUBRICANTS. SHALL BE SOLUBLE IN THE CLEANER SPECIFIED IN THE PROCUREMENT SPECIFICATION. FOR USAF APPLICATION NUTS TREATED MTH DRY FILM LUBRICANTS SHALL NOT BE Ull
10、LVED IN INTEGRAL FUEL TANKS. 5. THREADS: IN ACCORDANCE WITH MlLS-8879 BEFORE LUBRICATION. 6. EDGES: BEM ALL SHARP EDGES AND REMOVE ALL BURRS AND SLIVERS. 7. PERFORMANCE: MlL-N-25027 EXCEPT LOCKING TORQUE VALUES APPLICABLE FOR 5 CYCLES. 8. PART NUMBER THE PART NUMBER SHALL CONSIST OF THE BASIC MS NUM
11、BER PLUS A DASH NUMBER. EXAMPLE: MS14144 -4 DASH NUMBER BASIC MS NUMBER MS141444.4 - .2500-28 NUT, CADMIUM PLATED, DRY FILM LUBRICATED MS141444 - 5-28 NUT. CADMIUM PLATED. SOLUBLE LUBRICANT NOTES: . . 1. DIMENSIONS IN INCHES. 2. DESIGN INFORMATION: THESE NUTS MAY BE USED AT TEMPERATURES 4WF AND BELO
12、W IN THOSE WES OF . APPLICATIONS FOR WHICH SLOlTED OR CASTELLATED NUTS ARE APPROVED FOR USE. AND IF SUCH APPLICATIONS CONFLICT WITH ANY LIMITATIONS ON THE USE OF SELF-LOCKJNG NUTS. AS CITED BY MS33588. THIS STANDARD TAKES PRECEDENCE. NUTS ARE TO BE INSTALLED IN ACCORDANCE WITH MS33540. 3. IN THE MNT
13、 M A CONFLICT BETWEEN THE TEXT OF THIS WCUMENT AND THE REFERENCES CITED HEREIN, ME TEXT OF THIS DOCUMENT SW TAKE PRECEDENCE. 4. UNLESS OTHERWISE SPECIFIED. ISSUES OF REFERENCED DOCUMENTS ARE THOSE IN EFFECT AT THE TIME OF THE SWCTATION. 5. n. NASM14144 L SHEET 2 USE OF OR RELIANCE UPON THIS OOCUMENT
14、 OR ANY NATIONAL AEROSPACE STANDARD IS ENTIRELY VOLUNTARY. Au OOES NOT QUALIFY SUPPLIERS OR CERTIFY CONFORMANCE OF ITEMS PROCURED UNDER NATIONAL NXOSPACE STANOAROS. AU MAKES NO REPRESENTAW OR UM RESPECTINQ (1) THE SUlTABlupl OF ITEMS FOR ANY PARTKxllAR ApwcATIoN. OR (2) THE EXISTENCE OF OR AppucAQlu
15、Ty MEMO OF PATENT OR TRAMMARK RIGHTS. Copyright Aerospace Industries Association of America Inc. Provided by IHS under license with AIA/NASNot for ResaleNo reproduction or networking permitted without license from IHS-,-主营业务范围：ASTM、NAS、NASM、MIL、ISOOOO、EN、DIN等技术标准翻译；技术资料翻译。业务QQQQQQQQ：2298175560专业诚信质量不满意，可不付款专注于技术翻译
