We are pleased to confirm immediate availability for NAS1123-48 (Screw Close Toleran), carrying NSN 5305-00-486-2149 and manufactured by National Aerospace Standards (CAGE code 80205). This certified component is classified under FSG 53 Hardware and Abrasives/FSC 5305 Screws (NIIN: 00-486-2149), meeting all military specifications for guaranteed traceability and performance compliance.
To receive a rapid quote for part NAS1123-48 (15-minute response guaranteed), please complete the form below. Providing detailed requirements ensures our specialists can quickly deliver competitive pricing, verified availability, and exact specification matching for NSN 5305-00-486-2149. Rest assured, you’ll receive the precise aerospace component your project demands.
Note : We Will Not Share Your Information To Any Third Parties.
Aviation Purchasing Platform is a trusted sourcing solution owned and operated by ASAP Semiconductor—an AS9120B, ISO 9001:2015, and FAA 0056B certified distributor. With access to over 10 million national stock numbers (NSNs) across 26+ federal supply categories, we specialize in procuring rare, obsolete, and long-lead-time components, including National Aerospace Standards parts. Our industry-leading turnaround and delivery ensure rapid fulfillment for critical aerospace and defense needs.
Every 5305-00-486-2149—including this part—is uniquely labeled to reflect its integration into the U.S. DoD supply system. As a National Stock Number, it signifies compliance with NATO and U.S. Department of Defense standards, ensuring traceability, quality, and interoperability across allied military operations.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5305-00-486-2149 Item Description: Screwclose Tolerance | 5305 | 004862149 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| Nas1123-48 | 2 | 2 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0 251 INCHES MINIMUM AND 0 301 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 3 261 INCHES MINIMUM AND 3 291 INCHES MAXIMUM |
| AASK | HEAD STYLE | FILLISTER |
| AASL | HEAD DIAMETER | 0 306 INCHES MINIMUM AND 0 313 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0 103 INCHES MINIMUM AND 0 118 INCHES MAXIMUM |
| AAUR | GRIP DIAMETER | 0 1885 INCHES MINIMUM AND 0 1895 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | OFFSET CRUCIFORM TORQUE SET |
| AHYM | NOMINAL THREAD DIAMETER | 0 190 INCHES |
| ANEE | GRIP LENGTH | 2 990 INCHES MINIMUM AND 3 010 INCHES MAXIMUM |
| CMLP | THREAD QUANTITY PER INCH | 32 |
| CQBC | MINIMUM TENSILE STRENGTH | 160000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 36 0 ROCKWELL C MINIMUM OVERALL AND 40 0 ROCKWELL C MAXIMUM OVERALL |
| CSYM | SURFACE FINISH | 32 0 MICROINCHES BEARING SURFACE OF HEAD |
| MATT | MATERIAL | STEEL COMP 4140 OVERALL OR STEEL COMP E4340 OVERALL OR STEEL COMP 6150 OVERALL OR STEEL COMP 8735 OVERALL OR STEEL COMP 8740 OVERALL OR STEEL COMP 4037 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-5626 MIL SPEC 1ST MATERIAL RESPONSE OVERALL OR MIL-S-5000 MIL SPEC 2ND MATERIAL RESPONSE OVERALL OR MIL-S-8503 MIL SPEC 3RD MATERIAL RESPONSE OVERALL OR MIL-S-6098 MIL SPEC 4TH MATERIAL RESPONSE OVERALL OR MIL-S-6049 MIL SPEC 5TH MATE |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416TY 2CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
Million
Parts Sold
Million
Parts Avalilable
Thousand
Happy Customers
Thousand
Daily Parts Searches
|
AS9120B and ISO 9001:2015 |
|
Aviation Suppliers Association Member |
|
FAA AC 0056B Accredited |
|
AS 6081:2012 Certification |
|
ESD S20.20-2014 Certification |
