ASAP Semiconductor is an industry-leading distributor for shopping for parts by National Stock Number (NSN) data, the items featured within this catalog all falling under NSN 5310-01-098-4138 (5310010984138). Toward the top of this page, you will find several details that pertain to this NSN, allowing you to confirm various aspects of these offerings to ensure accurate procurement. Meanwhile, the part numbers that we have available for purchase can be found below, with Request for Quote (RFQ) links provided alongside each should you wish to make a purchase. Our team is also available by phone or email to support you during the procurement process, so never hesitate to take the first step with us.
| Alternative NSN: | 5310010984138 |
| Manufacturers | Military Standards Corp |
| Item Name | Washer,Recessed |
| INC Code | 15933 |
| Federal Supply Group (FSG) | 53 Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-098-4138 (010984138) |
| NCB Code | USA (01) |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.255 INCHES MINIMUM AND 0.270 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.550 INCHES MINIMUM AND 0.570 INCHES MAXIMUM |
| ABPX | MATERIAL THICKNESS | 0.125 INCHES MINIMUM AND 0.135 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 50.0 ROCKWELL C MINIMUM AND 56.0 ROCKWELL C MAXIMUM |
| CQJW | TOP RECESS DIAMETER | 0.332 INCHES MINIMUM AND 0.342 INCHES MAXIMUM |
| CRKG | BOTTOM RECESS ANGLE | 90.0 DEGREES NOMINAL |
| CRSD | TOP RECESS ANGLE | 90.0 DEGREES NOMINAL |
| CSML | BOTTOM RECESS DIAMETER | 0.332 INCHES MINIMUM AND 0.342 INCHES MAXIMUM |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES BOTTOM |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES TOP |
| MATT | MATERIAL | STEEL COMP H11 OVERALL OR STEEL OVERALL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | AMS 6485 ASSN STD 1ST MATERIAL RESPONSE OVERALL OR AMS 6437 ASSN STD 2ND MATERIAL RESPONSE OVERALL |
| SFTT | SURFACE TREATMENT | NICKEL OVERALL AND CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AMS 2416 ASSN STD SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | RECESSED BOTH SIDES |
| 5325-01-531-6331 (5325015316331) | 5340-01-021-3819 (5340010213819) | 5320-01-163-4012 (5320011634012) | 5331-01-461-7036 (5331014617036) |
| 5310-01-670-9012 (5310016709012) | 5305-01-207-7518 (5305012077518) | 5310-00-546-5643 (5310005465643) | 5330-00-594-5133 (5330005945133) |
| 5330-01-126-8670 (5330011268670) | 5310-01-561-6112 (5310015616112) | 5330-01-119-3684 (5330011193684) | 5340-01-557-0618 (5340015570618) |
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