We are pleased to confirm immediate availability for 257-9 (Setscrew), carrying NSN 5305-00-255-0074 and manufactured by American Coleman Company The (CAGE code 96606). This certified component is classified under FSG 53 Hardware and Abrasives/FSC 5305 Screws (NIIN: 00-255-0074), meeting all military specifications for guaranteed traceability and performance compliance.
To receive a rapid quote for part 257-9 (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 5305-00-255-0074. Rest assured, you’ll receive the precise aerospace component your project demands.
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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 American Coleman Company The parts. Our industry-leading turnaround and delivery ensure rapid fulfillment for critical aerospace and defense needs.
Every 5305-00-255-0074—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 |
|---|---|---|---|---|---|---|
| 5305-00-255-0074 Item Description: Setscrew | 5305 | 002550074 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 257-9 | 2 | 9 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 2A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0 594 INCHES MINIMUM AND 0 656 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0 719 INCHES MINIMUM AND 0 781 INCHES MAXIMUM |
| AASK | HEAD STYLE | SQUARE |
| AASU | HEAD HEIGHT | 0 270 INCHES MINIMUM AND 0 295 INCHES MAXIMUM |
| AATB | WIDTH BETWEEN FLATS | 0 344 INCHES MINIMUM AND 0 406 INCHES MAXIMUM |
| AAUB | HOLE DIAMETER | 0 094 INCHES NOMINAL |
| ABQJ | POINT STYLE | CUP |
| ABQZ | INTERNAL DRIVE STYLE | WO INTERNAL DRIVE |
| AHYM | NOMINAL THREAD DIAMETER | 0 375 INCHES |
| ASXK | HOLE QUANTITY | 1 |
| BQDM | HOLE TYPE | DRILLED |
| CMLP | THREAD QUANTITY PER INCH | 16 |
| CQFM | HARDNESS RATING | 30 0 ROCKWELL C MINIMUM OVERALL AND 37 0 ROCKWELL C MAXIMUM OVERALL |
| CRHC | HOLE CONFIGURATION STYLE | SQUARE LONGITUDINAL HOLE |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | 66 FED STD ALL MATERIAL RESPONSES OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416 TY 2 CL 3 FED SPEC ALL TREATMENT RESPONSES OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNC |
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