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 5310-01-434-5879 (5310014345879). 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: | 5310014345879 |
| Manufacturers | Alcoa Global Fasteners Inc , Anillo Industries Inc , Sps Technologies Inc , The Boeing Company |
| Item Name | Washer Concave |
| INC Code | 15930 |
| Federal Supply Group (FSG) | 53 Hardware and Abrasives |
| Federal Supply Class (FSC) | 5310 Nuts and Washers |
| National Item Identification Number (NIIN) | 01-434-5879 (014345879) |
| NCB Code | USA (01) |
| Part No | Manufacturer | Item Name | CAGE Code | Type | Status | Availability | RFQ | |
|---|---|---|---|---|---|---|---|---|
| 53488W-428 | sps technologies inc | washer concave | 56878 | a | a | Avl | RFQ |
|
| BACW10AU4 | alcoa global fasteners inc | washer concave | 15653 | a | a | Avl | RFQ |
|
| BACW10AU4 | the boeing company | washer concave | 81205 | a | a | Avl | RFQ |
|
| BACW10AU4 | sps technologies inc | washer concave | 56878 | a | a | Avl | RFQ |
|
| BACW10AU4 | anillo industries inc | washer concave | 10630 | a | a | Avl | RFQ |
|
| K19701P4 | alcoa global fasteners inc | washer concave | 15653 | a | a | Avl | RFQ |
|
| MRC | Criteria | Characteristic |
|---|---|---|
| SFTT | SURFACE TREATMENT | CADMIUM AND CHROMATE OVERALL |
| ABMH | RECESS DEPTH | 0.051 INCHES NOMINAL |
| MDCL | MATERIAL DOCUMENT AND CLASSIFICATION | MIL-S-6049 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6758 MIL SPEC 3RD MATERIAL RESPONSE OVERALL |
| ZZZK | SPECIFICATION/STANDARD DATA | 81205-BACW10AU MANUFACTURERS STANDARD |
| ABKV | OUTSIDE DIAMETER | 0.505 INCHES MINIMUM AND 0.515 INCHES MAXIMUM |
| STYL | STYLE DESIGNATOR | CONCAVE |
| AAUB | HOLE DIAMETER | 0.348 INCHES MINIMUM AND 0.354 INCHES MAXIMUM |
| MATT | MATERIAL | STEEL COMP 8740 OR STEEL COMP 8630 OR STEEL COMP 4130 OVERALL |
| CSYM | SURFACE FINISH | 63.0 MICROINCHES COUNTERBORE WALL |
| ABGG | RADIUS | 0.300 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 38.0 ROCKWELL C MINIMUM AND 44.0 ROCKWELL C MAXIMUM |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | QQ-P-416, TY 2, CL 3 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| ABPX | MATERIAL THICKNESS | 0.113 INCHES MINIMUM AND 0.123 INCHES MAXIMUM |
| 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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