Purchasing Efficiency, owned and operated by ASAP Semiconductor, is an industry-leading distributor of parts used in the aviation and defense industries. Our mission is to simplify the parts procurement process by enabling our customers to search through our inventory of over six billion parts quickly and efficiently. Type in your desired NSN such as 5310-01-030-4920 or any top part number like ST4M178A4, ST4M178 REV D into our search engine and our available stocks will appear in a matter of seconds.
We are an AS9120B, ISO 9001:2015, and FAA AC 0056B accreditation company, and the only independent distributor with a No China Sourcing pledge. Our dedicated account managers offer customized solutions for the needs of our clients, including high priority AOG issues. If you would like to receive a quote for NSN 5310-01-030-4920, fill out a request for quote form today.
| Item Name | Washer Spring Tension |
| INC Code | 15938 |
| Federal Supply Group (FSG) | Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-030-4920 (010304920) |
| NCB Code | USA (01) |
| Manufacturer | Boeing Company, Tech Etch Inc |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 2 400 INCHES NOMINAL |
| ABKV | OUTSIDE DIAMETER | 2 860 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 0 307 INCHES NOMINAL |
| ABPX | MATERIAL THICKNESS | 0 025 INCHES NOMINAL |
| FEAT | SPECIAL FEATURES | ONE TAB0 200 IN WON EACH SIDE OF CENTER HOLE |
| MATT | MATERIAL | COPPER ALLOY 172 OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | QQ-C-533TEMPER AT FED SPEC SINGLE MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | TIN OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | MIL-T-10727 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | SPRING TENSION |
| Relevant Components for NSN - 5310-01-030-4920, 5310010304920 | ||||
| 5360-00-013-3840 (5360000133840) | 5310-01-508-1835 (5310015081835) | 5340-01-659-8192 (5340016598192) | 5305-99-800-1172 (5305998001172) | |
| 5325-01-693-7305 (5325016937305) | 5315-01-658-1158 (5315016581158) | 5306-00-881-0229 (5306008810229) | 5340-01-543-7280 (5340015437280) | |
| 5355-00-923-0905 (5355009230905) | 5307-01-110-4754 (5307011104754) | 5306-00-206-6390 (5306002066390) | 5340-01-675-4901 (5340016754901) | |
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