At NSN Unlimited, we maintain a large database of parts HT4020-4-18Y, HT4020 4 18Y, 3M902C4-18D, 11879C4-18D with NSN 5305-01-238-8883 used in civil and defense applications for the aerospace, marine, and commercial manufactured by Emhart Teknologies Inc, Boeing Company The, Hi Shear Corporation, Lisi Aerospace, Alcoa Global Fasteners Inc. Utilize our interface to browse items by part number, part type, manufacturer, and more. Obtain insights on top MRO and FBO services, Manufacturer profiles, and part catalogs.
With an unmatched supply-chain network, we are able to provide expedited shipping and same-day or next-day delivery on qualifying parts.
Ready for a quote? Submit an Instant RFQ today for NSN 5305-01-238-8883.
| Alternative NSN: 5305-01-238-8883 |
| Item Name: Screw Shoulder |
| FSG: 53 Hardware and Abrasives |
| Federal Supply Class (FSC): 5305 Screws |
| NIIN: 012388883 |
| NCB Code: USA (01) |
| Manufacturers: Emhart Teknologies Inc , Boeing Company The , Hi Shear Corporation , Lisi Aerospace , Alcoa Global Fasteners Inc , Sps Technologies Ltd , Huck International Inc , Reid Products Inc |
| Part No | NSN | Item Name | Manufacturer | QTY | RFQ |
|---|---|---|---|---|---|
| HT4020-4-18Y | 5305-01-238-8883 | screw shoulder | emhart teknologies inc | Avl | RFQ |
| HT4020-4-18Y | 5305-01-238-8883 | screw shoulder | boeing company the | Avl | RFQ |
| HT4020-4-18Y | 5305-01-238-8883 | screw shoulder | hi shear corporation | Avl | RFQ |
| HT4020-4-18Y | 5305-01-238-8883 | screw shoulder | lisi aerospace | Avl | RFQ |
| HT4020 4 18Y | 5305-01-238-8883 | screw shoulder | alcoa global fasteners inc | Avl | RFQ |
| HT4020 4 18Y | 5305-01-238-8883 | screw shoulder | sps technologies ltd | Avl | RFQ |
| HT4020 4 18Y | 5305-01-238-8883 | screw shoulder | huck international inc | Avl | RFQ |
| 3M902C4-18D | 5305-01-238-8883 | screw shoulder | emhart teknologies inc | Avl | RFQ |
| 3M902C4-18D | 5305-01-238-8883 | screw shoulder | boeing company the | Avl | RFQ |
| 3M902C4-18D | 5305-01-238-8883 | screw shoulder | alcoa global fasteners inc | Avl | RFQ |
| 11879C4-18D | 5305-01-238-8883 | screw shoulder | reid products inc | Avl | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.443 INCHES MINIMUM AND 0.510 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 1.578 INCHES MINIMUM AND 1.625 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK UNDERCUT |
| AASL | HEAD DIAMETER | 0.501 INCHES MINIMUM AND 0.506 INCHES MAXIMUM |
| AASU | HEAD HEIGHT | 0.058 INCHES MINIMUM AND 0.060 INCHES MAXIMUM |
| AATN | SHOULDER DIAMETER | 0.2802 INCHES MINIMUM FIRST SHOULDER AND 0.2807 INCHES MAXIMUM FIRST SHOULDER |
| AATX | SHOULDER LENGTH | 1.115 INCHES MINIMUM FIRST SHOULDER AND 1.135 INCHES MAXIMUM FIRST SHOULDER |
| ABQZ | INTERNAL DRIVE STYLE | HIGH-TORQUE |
| AHYM | NOMINAL THREAD DIAMETER | 0.250 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 28 |
| CQBC | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
| CRSQ | COUNTERSINK ANGLE | 100.0 DEGREES NOMINAL |
| CWYB | SHOULDER SHAPE | ROUND FIRST SHOULDER |
| MATT | MATERIAL | STEEL COMP XM-13 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS5629 ASSN STD SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | PASSIVATE OVERALL |
| THSD | THREAD SERIES DESIGNATOR | UNJF |
All Orders are Fulfilled in the U.S.A.
All shipments must comply with U.S.A export laws.
No exceptions.
The only independent distributor
with a NO CHINA SOURCING Pledge
“We Proudly Support Intrepid Fallen Heroes Fund that serves United States Military Personal experiencing the Invisible Wounds of War : Traumatic Brain Injury (TBI) and Post Traumatic Stress (PTS). Please visit website (www.fallenheroesfund.org) and help in their valiant effort”.
If You’d Like to Stay Up to Date On Our Latest, Up-To-Date NSN Parts; Kindly Explore Our Catalog and Get Quote for Your Required Part Number.
Request for Quote
