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• U-Nut (Iron/Trivalent Chromate) M20 x 2.5 2Pcs 等
• 61-2146-74 U-Nut (Iron/Trivalent Chromate) M20 x 2.5 2Pcs　B769-0020

TRUSCO NAKAYAMA CORPORATION

61-2146-74　U-Nut (Iron/Trivalent Chromate) M20 x 2.5 2Pcs　B769-0020

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特徴

• The metal friction ring contacts the screw thread of the bolt, and produces a function that increases the torque of the screw part to produce an anti-loosening effect.
• Conforms to testing in accordance with National Aerospace Standards NAS3350 and 3354.
• It is a heat-resistant, vibrating and reusable product.
• This product is used in places where fastening of bolts tends to cause looseness.

Spec

• Nominal diameter: M20 x 2.5
• Dimensions (mm) m: 17.5
• Dimensions (mm) e: 34.6
• Dimensions (mm) s: 30
• Mass (g): 122.8
• Iron (SS400)
• Friction ring part (Stainless Steel (SUS301))
• Surface treatment: Trivalent chromate
• Application: Use to the section where looseness tends to occur when fastening a bolt.
• Production country: Japan
• Weight: 122.8g
• Manufacturer's model number B7690020
• Code number: 470-2930
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Package size：78×140×30 mm　140 g　 [About Package size]

Order No.	61-2146-74
Model No.	B769-0020
JAN Code	4989999291476
Standard price	JPY: 880 USD: 5.52 Excange rate 1USD= 159.42JPY Valid price in Japan
Quantity	1pack(2pieces)
Stock in Japan
Supplier Stock

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Product Variations (Different Sizes, Specifications, Optional Products, etc.)

Product image	Order No.	Name	Model No.	Nominal diameter	Material		Quantity	Standard price	Valid price in Japan	Stock [Supplier Stock]
	61-2146-67	U-Nut (Iron/Trivalent Chromate) M4 x 0.75 20Pcs　B769-0004	B769-0004	M4	Iron (3 valent chromate)		1pack(20pieces)	JPY: 880	USD: 5.52
	61-2146-75	U-Nut (Iron/Unichrome) M4 x 0.75 20Pcs　B69-0004	B69-0004	M4	Iron (unichrome plating)		1pack(20pieces)	JPY: 870	USD: 5.46
	61-2146-83	U-Nut (Stainless Steel) M4 x 0.75 6Pcs　B70-0004	B70-0004	M4	Stainless steel		1pack(6pieces)	JPY: 840	USD: 5.27
	61-2146-68	U-Nut (Iron/Trivalent Chromate) M5 x 0.8 20Pcs　B769-0005	B769-0005	M5	Iron (3 valent chromate)		1pack(20pieces)	JPY: 880	USD: 5.52
	61-2146-76	U-Nut (Iron/Unichrome) M5 x 0.8 20Pcs　B69-0005	B69-0005	M5	Iron (unichrome plating)		1pack(20pieces)	JPY: 870	USD: 5.46
	61-2146-84	U-Nut (Stainless Steel) M5 x 0.8 6Pcs　B70-0005	B70-0005	M5	Stainless steel		1pack(6pieces)	JPY: 840	USD: 5.27
	61-2146-69	U-Nut (Iron/Trivalent Chromate) M6 x 1.0 18Pcs　B769-0006	B769-0006	M6	Iron (3 valent chromate)		1pack(18pieces)	JPY: 880	USD: 5.52
	61-2146-77	U-Nut (Iron/Unichrome) M6 x 1.0 18Pcs　B69-0006	B69-0006	M6	Iron (unichrome plating)		1pack(18pieces)	JPY: 870	USD: 5.46
	61-2146-85	U-Nut (Stainless Steel) M6 x 1.0 5Pcs　B70-0006	B70-0006	M6	Stainless steel		1pack(5pieces)	JPY: 800	USD: 5.02
	61-2146-70	U-Nut (Iron/Trivalent Chromate) M8 x 1.25 11Pcs　B769-0008	B769-0008	M8	Iron (3 valent chromate)		1pack(11pieces)	JPY: 880	USD: 5.52
	61-2146-78	U-Nut (Iron/Unichrome) M8 x 1.25 11Pcs　B69-0008	B69-0008	M8	Iron (unichrome plating)		1pack(11pieces)	JPY: 870	USD: 5.46
	61-2146-86	U-Nut (Stainless Steel) M8 x 1.25 4Pcs　B70-0008	B70-0008	M8	Stainless steel		1pack(4pieces)	JPY: 840	USD: 5.27
	61-2146-71	U-Nut (Iron/Trivalent Chromate) M10 x 1.5 9Pcs　B769-0010	B769-0010	M10	Iron (3 valent chromate)		1pack(9pieces)	JPY: 880	USD: 5.52
	61-2146-79	U-Nut (Iron/Unichrome) M10 x 1.5 9Pcs　B69-0010	B69-0010	M10	Iron (unichrome plating)		1pack(9pieces)	JPY: 870	USD: 5.46
	61-2146-87	U-Nut (Stainless Steel) M10 x 1.5 3Pcs　B70-0010	B70-0010	M10	Stainless steel		1pack(3pieces)	JPY: 840	USD: 5.27
	61-2146-72	U-Nut (Iron/Trivalent Chromate) M12 x 1.75 7Pcs　B769-0012	B769-0012	M12	Iron (3 valent chromate)		1pack(7pieces)	JPY: 880	USD: 5.52
	61-2146-80	U-Nut (Iron/Unichrome) M12 x 1.75 7Pcs　B69-0012	B69-0012	M12	Iron (unichrome plating)		1pack(7pieces)	JPY: 870	USD: 5.46
	61-2146-88	U-Nut (Stainless Steel) M12 x 1.75 2Pcs　B70-0012	B70-0012	M12	Stainless steel		1pack(2pieces)	JPY: 840	USD: 5.27
	61-2146-73	U-Nut (Iron/Trivalent Chromate) M16 x 2.0 3Pcs　B769-0016	B769-0016	M16	Iron (3 valent chromate)		1pack(3pieces)	JPY: 880	USD: 5.52
	61-2146-81	U-Nut (Iron/Unichrome) M16 x 2.0 3Pcs　B69-0016	B69-0016	M16	Iron (unichrome plating)		1pack(3pieces)	JPY: 870	USD: 5.46
	61-2146-89	U-Nut (Stainless Steel) M16 x 2.0 1Pcs　B70-0016	B70-0016	M16	Stainless steel		1piece/pack	JPY: 840	USD: 5.27
	61-2146-74	U-Nut (Iron/Trivalent Chromate) M20 x 2.5 2Pcs　B769-0020	B769-0020	M20	Iron (3 valent chromate)		1pack(2pieces)	JPY: 880	USD: 5.52
	61-2146-82	U-Nut (Iron/Unichrome) M20 x 2.5 2Pcs　B69-0020	B69-0020	M20	Iron (unichrome plating)		1pack(2pieces)	JPY: 870	USD: 5.46
	61-2146-90	U-Nut (Stainless Steel) M20 x 2.5 1Pcs　B70-0020	B70-0020	M20	Stainless steel		1piece/pack	JPY: 1,390	USD: 8.72

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