At Broadline NSN, our aim is to help customers meet their operational requirements by supplying an extensive inventory of items that are available for procurement. On this page, you can explore a catalog of high-demand parts that are organized under the NSN 5305-00-143-1840, a unique identifier for products that are exceptionally popular. This includes top-requested part numbers like MS21091-04004, LK21091-04004, and numerous others, and you always have the option to pinpoint desired parts using our search engine and filters. We are the only independent distributor that operates with a NO CHINA SOURCING pledge, meaning that every item is sourced from a trusted NSN parts supplier on our Approved Vendor List (AVL).
As soon as you come across an item of interest, do not hesitate to submit a quote request by simply clicking on the “RFQ” button situated next to any offering. When completing an RFQ form, we ask that you include desired delivery dates and target price points, among other pertinent details about your needs for NSN 5305-00-143-1840. Within 15 minutes or less of submission, one of our industry experts will reach out with a customized quote that features competitive pricing and convenient shipping options. Get started today and see how we can serve as your strategic sourcing partner!
| Item Name | Screw Cap Socket Head |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5305 Screws |
| National Item Identification Number (NIIN) | 00-143-1840 (001431840) |
| NCB Code | USA (00) |
| Manufacturer | National Aerospace Standards Com, Military Standards Corp, Torkon Fastener Corp |
| Part Number | Manufacturer | Item Name | RFQ |
|---|---|---|---|
| MS21091-04004 | national aerospace standards com | screw cap socket head | RFQ |
| MS21091-04004 | military standards corp | screw cap socket head | RFQ |
| LK21091-04004 | torkon fastener corp | screw cap socket head | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAJD | THREAD CLASS | 3A |
| AAJF | THREAD DIRECTION | RIGHT-HAND |
| AASA | THREAD LENGTH | 0.225 INCHES MINIMUM AND 0.291 INCHES MAXIMUM |
| AASB | FASTENER LENGTH | 0.485 INCHES MINIMUM AND 0.531 INCHES MAXIMUM |
| AASK | HEAD STYLE | FLAT COUNTERSUNK |
| AASL | HEAD DIAMETER | 0.200 INCHES MINIMUM AND 0.225 INCHES MAXIMUM |
| ABQZ | INTERNAL DRIVE STYLE | CROSS RECESS TYPE 1 |
| AHYM | NOMINAL THREAD DIAMETER | 0.112 INCHES |
| CMLP | THREAD QUANTITY PER INCH | 40 |
| CQBC | MINIMUM TENSILE STRENGTH | 125000 POUNDS PER SQUARE INCH |
| CQFM | HARDNESS RATING | 26.0 ROCKWELL C MINIMUM OVERALL AND 32.0 ROCKWELL C MAXIMUM OVERALL |
| CRSQ | COUNTERSINK ANGLE | 99.0 DEGREES MINIMUM AND 101.0 DEGREES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 4037 OVERALL OR STEEL COMP 8630 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6300 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE 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 |
| Relevant Components for NSN - 5305-00-143-1840, 5305001431840 | ||||
| 5360-01-146-5991 (5360011465991) | 5340-01-245-9952 (5340012459952) | 5315-01-547-0652 (5315015470652) | 5330-01-686-5385 (5330016865385) | |
| 5325-00-916-6731 (5325009166731) | 5365-01-525-2811 (5365015252811) | 5330-00-290-9708 (5330002909708) | 5330-00-251-2117 (5330002512117) | |
| 5360-01-342-0106 (5360013420106) | 5320-01-391-6157 (5320013916157) | 5360-01-600-2337 (5360016002337) | 5340-01-618-3321 (5340016183321) | |
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