We’re pleased to announce that part number 4AX57 of Screw Cap Hexagon H by Mack Trucks Inc is now available in our ready-to-ship inventory. If you would like a quick quote for part number 4AX57, please fill out the Request for Quote (RFQ) form below and click submit. One of our sales representatives will have your quote ready in 15 minutes or less.
When you fill out the RFQ, make sure that you complete all fields, especially the asterisk-marked (*) ones like Need Parts By and Quantity (ea). Your quote will be calculated using your responses to these fields.
ASAP Aviation Hub, owned and operated by ASAP Semiconductor, is a leading distributor of Mack Trucks Inc NSN parts with more than 10 million National Stock Numbers (NSN) in inventory. We’re an AS9120B and ISO 9001:2015, and FAA AC 0056B accredited company serving the aviation and defense industries. With shipping facilities across the continental US and the Canada, we can offer some of the fastest shipping times and turnaround times in the industry.
The National Stock Number, or NATO Stock Number, is a 13-digit serial number assigned to items that are procured, stocked, and issued through the federal supply system. Assigned by the United States Defense Logistics Agency (DLA), the NSN is used by all member states of the North Atlantic Treaty Organization (NATO) to standardize items and trade. For more information about NSN 5305000180153 or NSNs in general, please feel free to call us at our toll-free number, +1-714-705-4780, or email us at sales@asapaviationhub.com. We’re available and ready to help 24/7x365.
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 1.125 INCHES MINIMUM |
| AASB | FASTENER LENGTH | 2.000 INCHES NOMINAL |
| AASK | HEAD STYLE | HEXAGON |
| AASU | HEAD HEIGHT | 0.272 INCHES MINIMUM AND 0.291 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0.612 INCHES MINIMUM AND 0.625 INCHES MAXIMUM |
| AHYM | NOMINAL THREAD DIAMETER | 0.438 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 14 |
| CQBC | MINIMUM TENSILE STRENGTH | 120000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 23.0 ROCKWELL C MINIMUM OVERALL AND 30.0 ROCKWELL C MAXIMUM OVERALL |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL OR ZINC OVERALL AND CHROMATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
| ZZZT | NONDEFINITIVE SPEC/STD DATA | 2 TYPE AND 10P STYLE AND 5 GRADE |
All Orders are Fulfilled in the U.S.A.
All shipments must comply with U.S.A export laws.
No exceptions.
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Don’t forget That If You’d Ever Like a Quote for Parts Within Fifteen Minutes Or Less, You Can Fill Out the Instant RFQ form On This Website’S Homepage.
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