Part Number : B18 2 1 TABLE 4 SIZE 1 4
Alternate P/N : B1821TABLE4SIZE14
NSN : 5305-00-543-5056 (5305005435056)
Item Name : Screw Cap Hexagon Head
Manufacturer : American National Standards Inst
CAGE Code : 80204
FSC : FSC 5305 Screws
NIIN : 005435056
ASAP Aviation Unlimited offers an unmatched one-stop-shop procurement solution to our clients within the aerospace and defense industries. We are an ASAP Semiconductor company with more than 10 million National Stock Numbers (NSN) in our inventory. ASAP Semiconductor is an AS9120B, ISO 9001:2015, and FAA AC 0056B accreditation, and the only distributor with a NO CHINA SOURCING pledge. We believe that high quality verifiable parts at competitive prices should be an industry norm, not the outlier. At ASAP, we are committed to providing an optimized purchasing experience - that’s why we’ve established a supply-chain network of over 20 locations in the US and abroad with a 95% on time delivery record.
The National Stock Number or NATO Stock Number (NSN) identifies that an item is procured, stocked, and issued through the federal supply system. Part Number B18 2 1 TABLE 4 SIZE 1 4 falls under NSN 5305005435056 and FSC is 5305 Screws. The NSN is recognized by the United States Department of Defense and the North Atlantic Treaty Organization (NATO). The NSNs are administered by the Defense Logistics Agency (DLA).
Would you like more information on NSN 5305005435056 or part number B18 2 1 TABLE 4 SIZE 1 4? Please call us on our toll-free number +1-714-705-4780 or email us at sales@asapaviationunlimited.com. If you’re ready to submit a Bill of Materials (BOM), simply attach the excel format file to your email and a dedicated representative will contact you shortly.
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASB | FASTENER LENGTH | 0.406 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.150 INCHES MINIMUM AND 0.163 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.428 INCHES MINIMUM AND 0.437 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQFM | HARDNESS RATING | 25.0 ROCKWELL C MINIMUM OVERALL AND 34.0 ROCKWELL C MAXIMUM OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | SAE J429,GRADE 5 ASSN STD SINGLE MATERIAL RESPONSE OVERALL OR ASTM A449,GRADE 5,UNS K04200 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNF |
| ZZZK | SPECIFICATION/STANDARD DATA | 81348-FF-S-85 GOVERNMENT SPECIFICATION AND 96906-MS35292/CANCELLED/ GOVERNMENT STANDARD AND 24617-123308 MANUFACTURERS STANDARD AND 80204-ANSI B18.2.1 PROFESSIONAL/INDUSTRIAL ASSOCIATION STANDARD |
| AAJD | THREAD CLASS | 2A |
| AASA | THREAD LENGTH | 0.406 INCHES MINIMUM AND 0.438 INCHES MAXIMUM |
| AASK | HEAD STYLE | HEXAGON |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CQBC | MINIMUM TENSILE STRENGTH | 120000 POUNDS PER SQUARE INCH |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CADMIUM OVERALL OR CHROMATE ZINC OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TYPE 2,CLASS 3 FED SPEC 1ST TREATMENT RESPONSE OVERALL OR QQ-Z-325,TYPE 2,CLASS 3 FED SPEC 2ND TREATMENT RESPONSE OVERALL |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 10P STYLE AND 5 GRADE AND 1/4IN. SIZE |
| ZZZW | DEPARTURE FROM CITED DOCUMENT | AS MODIFIED BY CADMIUM OR ZINC SURF. TREAT |
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