We’re pleased to announce that MP55 (Washer Spring Tension, NSN: 5310-00-158-4571) is now in stock and ready for immediate quoting. This component, manufactured by L 3 Communications Corporation (CAGE Code: 1PQF4), is classified under NIIN 00-158-4571 and NCB Code 00 (USA), with additional categorization under FSG 53 Hardware and Abrasives/FSC 5310 Nuts and Washers and INC 15938. Our team can provide same-day shipping for urgent requirements.
To receive your competitive quote within 15 minutes, simply complete our RFQ form part MP55, ensuring all required fields are filled. Our streamlined process guarantees fast, no-obligation pricing so you can secure your supply of MP55 without delay. Contact us today to meet your procurement needs efficiently
ASAP Part Services, a trusted subsidiary of ASAP Semiconductor, is a premier distributor of L 3 Communications Corporation components—specializing in obsolete and hard-to-find parts. As an AS9120B, ISO 9001:2015, and FAA AC 0056B certified supplier, we adhere to the highest industry standards under the Aviation Suppliers Association (ASA). Our global network spans 5,000+ top manufacturers, ensuring access to over 2 billion unique parts for critical needs.
With strategically located shipping centers in California, we offer rapid same-day or next-day delivery on in-stock items like MP55. Whether you're sourcing rare components or need expedited logistics, we provide reliable solutions to keep your operations moving forward.
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5310-00-158-4571 Item PartTypeName: WASHER,SPRING TENSION | 5310 | 001584571 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | U | |||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| MP55 | C | 2 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.294 INCHES MINIMUM AND 0.302 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.828 INCHES NOMINAL |
| ABKW | OVERALL HEIGHT | 0.095 INCHES NOMINAL |
| ABPX | MATERIAL THICKNESS | 0.013 INCHES NOMINAL |
| CQFM | HARDNESS RATING | 20.0 ROCKWELL C MINIMUM AND 40.0 ROCKWELL C MAXIMUM |
| FEAT | SPECIAL FEATURES | 6 SLOTS 0.062 IN. W,0.125 IN DEEP EQUALLY SPACED ON OUTER EDGE |
| MATT | MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL AND CHROMATE OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416,TY 2,CL 2 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | SPRING TENSION |
| End Use : 12300 | Finished metal shapes |
|---|---|
| Schedule B : 7318210000 (NAICS 332722) | Spring washers and other lock washers, iron or steel |
| SITC : 69422 | Screws, bolts, nuts, screw hooks, rivets, washers and similar articles, not threaded, of iron or steel |
| CRITL | The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application. |
|---|---|
| HMIC | N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials. |
| PMIC | U - Precious metal content is unknown |
| AAC | X |
|---|---|
| Classification Control | U |
| MGMT_CTL | 9b----- |
| Quantity per pack | 1 |
| Repariability | |
| Shelf Life | N/A |
| SOS | Sms |
| Unit of Measure | Ea |
| ACC: | B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater |
|---|---|
| ADC: | A - Shipment is not a consolidation and does not exceed 84 inches in any dimension. |
| LTL: | U - 50.0 |
| NMFC: | 194160 - Washer or gaskets, iron or steel, |
| SHC: | 9 - Other or no special handling required (sh) |
| TCC: | Z - No special type of cargo code applicable |
| WCC: | 713 - Metal hardware |
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