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Product Specifications:
| Item | Shoulder Screw |
| Dimensional Standards | Iso 7379 |
| Display Qty | 5 |
| Drive Size | 4 mm |
| Drive Type | Socket |
| Finish | Plain |
| Grade | Grade 18-8 |
| Head Dia. | 13 mm |
| Head Height | 5.5 mm |
| Head Texture | Knurled |
| Head Type | Standard |
| Material | Stainless Steel |
| Material Grade/class | 18-8 |
| Precision Screw | No |
| Screw Head Height | 8mm |
| Shoulder Dia. | 8 mm |
| Shoulder Diameter Tolerance | -0.036 mm to 0 mm |
| Shoulder Length | 30 mm |
| Shoulder Length Tolerance | 0 mm to 0.25 mm |
| System Of Measurement | Metric |
| Tensile Strength | Not Rated |
| Thread Length | 11 mm |
| Thread Size | M6 x 1 |
| Type | Standard Shoulder Screw |
Shipping Info:
| Ship weight (kg) | 0.09 |
| Ship height (cm) | 2.54 |
| Ship length (cm) | 32.99 |
| Ship width (cm) | 17.2 |
| HS code | 7318158030 |
Product Variants
| Product | Model | Thread Size | Shoulder Length | Shoulder Dia. | Thread Length | Shoulder Length Tolerance | Head Dia. | Head Height | Dimensional Standards | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
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U51044.031.0025 | 1/4"-20 | 1/4" | 5/16" | 7/16" | -0.005" to +0.005" | 1/2" | 7/32" | ASME B18.3 | 5 | €7.33 | |
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U51044.031.0031 | 1/4"-20 | 5/16" | 5/16" | 7/16" | -0.005" to +0.005" | 1/2" | 7/32" | ASME B18.3 | 5 | €12.96 | |
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U51044.031.0037 | 1/4"-20 | 3/8" | 5/16" | 7/16" | -0.005" to +0.005" | 1/2" | 7/32" | ASME B18.3 | 5 | €54.68 | |
![]() |
U51044.031.0050 | 1/4"-20 | 1/2" | 5/16" | 7/16" | -0.005" to +0.005" | 1/2" | 7/32" | ASME B18.3 | 5 | €7.58 | |
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U51044.031.0062 | 1/4"-20 | 5/8" | 5/16" | 7/16" | -0.005" to +0.005" | 1/2" | 7/32" | ASME B18.3 | 5 | €8.23 | |
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U51044.031.0075 | 1/4"-20 | 3/4" | 5/16" | 7/16" | -0.005" to +0.005" | 1/2" | 7/32" | ASME B18.3 | 5 | €50.40 | |
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U51044.037.0031 | 5/16"-18 | 5/16" | 3/8" | 1/2" | -0.005" to +0.005" | 9/16" | 1/4" | - | 5 | €10.90 |
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GRAINGER M51044.080.0030 Shoulder Screw, M6x1 Thread Size, 30 mm Shoulder Lg., 5.5 mm Head Ht., Plain
€154.96 /pack







