At NSN Unlimited, we maintain a large database of parts 78-121, A78-121 with NSN 5310-00-209-4125 used in civil and defense applications for the aerospace, marine, and commercial manufactured by Borgwarner Inc. Utilize our interface to browse items by part number, part type, manufacturer, and more. Obtain insights on top MRO and FBO services, Manufacturer profiles, and part catalogs.
With an unmatched supply-chain network, we are able to provide expedited shipping and same-day or next-day delivery on qualifying parts.
Ready for a quote? Submit an Instant RFQ today for NSN 5310-00-209-4125.
| Alternative NSN: 5310-00-209-4125 |
| Item Name: Washer Key |
| FSG: 53 Hardware and Abrasives |
| Federal Supply Class (FSC): 5310 Nuts and Washers |
| NIIN: 002094125 |
| NCB Code: USA (00) |
| Manufacturers: Borgwarner Inc |
| Part No | NSN | Item Name | Manufacturer | QTY | RFQ |
|---|---|---|---|---|---|
| 78-121 | 5310-00-209-4125 | washer key | borgwarner inc | Avl | RFQ |
| A78-121 | 5310-00-209-4125 | washer key | borgwarner inc | Avl | RFQ |
| MRC | Criteria | Characteristic |
|---|---|---|
| AAUB | HOLE DIAMETER | 0.191 INCHES MINIMUM AND 0.196 INCHES MAXIMUM |
| ABKV | OUTSIDE DIAMETER | 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM |
| ABLC | EXTERNAL STRAIGHT KEY WIDTH | 0.104 INCHES MINIMUM AND 0.114 INCHES MAXIMUM |
| ABLX | OVERALL DISTANCE INCLUDING KEYS | 0.557 INCHES MINIMUM AND 0.567 INCHES MAXIMUM |
| ABMQ | EXTERNAL KEY QUANTITY | 6 |
| ABPX | MATERIAL THICKNESS | 0.026 INCHES MINIMUM AND 0.036 INCHES MAXIMUM |
| CQFM | HARDNESS RATING | 30.0 ROCKWELL B MINIMUM AND 50.0 ROCKWELL B MAXIMUM |
| MATT | III MATERIAL | STEEL OVERALL |
| SFTT | SURFACE TREATMENT | CADMIUM OVERALL |
| STDC | SURFACE TREATMENT DOCUMENT AND CLASSIFICATION | AN-QQ-P-421 FED SPEC SINGLE TREATMENT RESPONSE OVERALL |
| STYL | STYLE DESIGNATOR | KEY |
All Orders are Fulfilled in the U.S.A.
All shipments must comply with U.S.A export laws.
No exceptions.
The only independent distributor
with a NO CHINA SOURCING Pledge
“We Proudly Support Intrepid Fallen Heroes Fund that serves United States Military Personal experiencing the Invisible Wounds of War : Traumatic Brain Injury (TBI) and Post Traumatic Stress (PTS). Please visit website (www.fallenheroesfund.org) and help in their valiant effort”.
If You’d Like to Stay Up to Date On Our Latest, Up-To-Date NSN Parts; Kindly Explore Our Catalog and Get Quote for Your Required Part Number.
Request for Quote
