ASAP Aviation Procurement is pleased to announce that part number 1EAK7 of NSN 5310-01-657-1770 is now available and in stock. We can get you one of the fastest and most competitive quotes on this part. Part number 1EAK7 is a Washer Lock manufactured by W W Grainger Inc under CAGE Code 25795. Simply fill out the Request for Quote (RFQ) form provided here to get started on your quote. In order to make sure that we get you your quote in a timely manner, please take the time to make sure that all fields are completely filled out, particularly the asterisk-marked (*) fields like Parts Needed By and Quantity (ea).
| NSN | FSC | NIIN | CLS | Hazmat | DEMIL | Cancelled NSN |
|---|---|---|---|---|---|---|
| 5310-01-657-1770 Item PartTypeName: WASHER,LOCK | 5310 | 016571770 | 0 | N | ||
| CIIC | HCC | ESD | PMIC | Criticality | ENAC | |
| U | A | 0 | ||||
| Part Number | ISC | RNVC | RNCC | HCC | MSDS | SADC |
| 1EAK7 | 5 | 2 | 3 |
| MRC | Criteria | Characteristic |
|---|---|---|
| ABMQ | External Key Quantity | 12 |
| STYL | Style Designator | COUNTERSINK EXTERNAL TEETH |
| FEAT | Special Features | FITS BOLT SIZES: 0.250 INCH NOMINAL;ROCKWELL HARDNESS: C40 TO C50;MEETS/EXCEEDS: ASME B18.21.1 |
| MRC | Decoded Requirement | Clear Text Reply |
| CXCY | Part Name Assigned By Controlling Agency | LOCK WASHER |
| AAUB | Hole Diameter | 0.256 INCHES NOMINAL |
| ABPX | Material Thickness | 0.022 INCHES MINIMUM AND 0.025 INCHES MAXIMUM |
| ABKV | Outside Diameter | 0.478 INCHES NOMINAL |
| HUES | Color | SILVER OVERALL |
| AGAV | End Item Identification | 6150-01-633-6567;LOAD BANK,ELECTRICAL |
| MATT | Material | STEEL COMP 410 OVERALL |
![]() |
AS9120B and ISO 9001:2015 |
![]() |
Aviation Suppliers Association Member |
![]() |
FAA AC 0056B Accredited |
![]() |
AS 6081:2012 Certification |
![]() |
ESD S20.20-2014 Certification |
Before You Go, Take a look To Our Extensive Range of NSN Parts Catalog. We Provide High Quality NSN Parts with 24/7 Quotation Facility.
Request for Quote