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Product Specifications:
| Item | Carriage Bolt |
| Class | Not Applicable |
| Finish | Plain |
| Grade | Grade 18-8 |
| Head Dia. | 11/16" |
| Head Height | 11/64" |
| Head Style | Round Spacer |
| Length | 2 1/2" |
| Material | Stainless Steel |
| Neck Type | Square |
| Neck Width | 5/16" |
| Square Height | 11/64" |
| System Of Measurement | Imperial |
| Thread Fit | Class 2A |
| Thread Length | 7/8" |
| Thread Size | 5/16"-18 |
| Thread Style | Partially Threaded |
| Thread Type | Coarse |
Shipping Info:
| Ship weight (kg) | 1.27 |
| Ship height (cm) | 4.32 |
| Ship length (cm) | 16.51 |
| Ship width (cm) | 15.24 |
| HS code | 7318152051 |
Product Details:
- Neck Type (Square Neck)
Product Variants
| Product | Model | Thread Style | Head Style | Head Dia. | Square Height | Thread Fit | Neck Width | Tensile Strength | Thread Direction | Pkg. Qty. | Price | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
![]() |
U51500.031.0500 | Fully Threaded | Round | 0.688" | 5/32" | 2A | 5/16" | 100000 psi | Right Hand | 5 | €9.81 | |
![]() |
U51500.031.0075 | Fully Threaded | Round | 11/16" | 11/64" | 2A | 5/16" | 100000 psi | Right Hand | 100 | €34.76 | |
![]() |
U51500.031.0100 | Fully Threaded | Round | 11/16" | 11/64" | 2A | 5/16" | 100000 psi | Right Hand | 100 | €33.45 | |
![]() |
U51500.031.0150 | Fully Threaded | Round | 11/16" | 11/64" | 2A | 5/16" | 100000 psi | Right Hand | 100 | €39.97 | |
![]() |
U51500.031.0175 | Fully Threaded | Round | 11/16" | 11/64" | 2A | 5/16" | 100000 psi | Right Hand | 100 | €36.80 | |
![]() |
U51500.031.0200 | Fully Threaded | Round | 11/16" | 11/64" | 2A | 5/16" | 100000 psi | Right Hand | 100 | €47.98 | |
![]() |
U51500.031.0300 | Fully Threaded | Round | 11/16" | 11/64" | 2A | 5/16" | 100000 psi | Right Hand | 50 | €32.76 |
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GRAINGER U51500.031.0250 Carriage Bolt, 5/16 In - 18 Thread Size, SS, 2 1/2 In Lg., Plain, Gr. 18-8
€24.19 /pack



