MS21042-04
PENN
The PENN MS21042-04 is a self-locking extended washer nut with a 4-40 thread size. It is constructed from steel with cadmium plating and is rated for temperatures up to 450°F.
| Distributor | Stock | Pricing | MOQ | PKG | Lead Time | Date Code | On Order Quantity | On Order Delivery | |
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2 pcs
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2 pcs | On Request | 1 | On Request | On Request | On Request | On Request | On Request |
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The MRL NAS671-4 is a plain hexagon nut constructed from steel with a cadmium surface treatment conforming to QQ-P-416, Type 2, Class 2 specifications. This fastener has a nominal thread size of 0.112 inches with a thread series of UNJC and 40 threads per inch, featuring a right-hand thread direction and a 3b thread class.
Key mechanical dimensions include a nut height ranging from 0.057 to 0.066 inches and a width across flats between 0.180 and 0.188 inches. The nut has a chamfered bearing surface and a nominal countersink angle of 110.0 degrees. Manufacturer certifications are available with the order.
This part is also identified by SKU/Model NAS6714 and NSN 5310-00-810-7785. It is suitable for applications requiring robust fastening solutions with specific material and plating requirements.
| Qty | Low | High |
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| 1+ | $0.99 | $0.99 |
Estimated market price range - modelled values for guidance only, not live distributor offers.
The thread size is 0.112 inches.
It has 40 threads per inch.
The thread series is UNJC.
The nut style is hexagon.
The nut height ranges from 0.057 to 0.066 inches.
It ranges from 0.180 to 0.188 inches.
It is made of steel.
