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Radioworld UK, Yaesu U9900077 Hex Bolt + Washer | HSM4x8B | Rotator Spare Part
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Yaesu Amateur Radios & Transceivers

Yaesu U9900077 Hex Bolt + Washer | HSM4x8B | Rotator Spare Part

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(£0.00 exc. VAT)
£0.40
(£0.33 exc. VAT)
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Product code: U9900077
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Item CostFinance OptionDepositMonthly PaymentsTotal Cost
£0.40
12 Months 14.9% APR
£0.04
£0.03
£0.45
£0.40
18 Months 14.9% APR
£0.04
£0.02
£0.45
£0.40
24 Months 14.9% APR
£0.04
£0.02
£0.45
£0.40
36 Months 14.9% APR
£0.04
£0.01
£0.45
£0.40
48 Months 14.9% APR
£0.04
£0.01
£0.45
£0.40
12 Months 19.5% APR
£0.04
£0.04
£0.47
£0.40
18 Months 19.5% APR
£0.04
£0.02
£0.47
£0.40
24 Months 19.5% APR
£0.04
£0.02
£0.47
£0.40
36 Months 19.5% APR
£0.04
£0.01
£0.47
£0.40
48 Months 19.5% APR
£0.04
£0.01
£0.47

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Radioworld UK, Yaesu U9900077 Hex Bolt + Washer | HSM4x8B | Rotator Spare Part

Yaesu U9900077 Hex Bolt + Washer | HSM4x8B | Rotator Spare Part


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The Yaesu U9900077 is a genuine replacement hex head bolt (HSM4x8B) with washer, designed for use in Yaesu rotator assemblies and related hardware. Manufactured to precise specifications, this OEM fastener ensures secure mounting and mechanical integrity for medium to heavy-duty antenna systems.

Ideal for servicing or refurbishing Yaesu rotators such as the G-1000DXC, this bolt and washer combo maintains original fit and finish, helping restore factory-grade performance. Whether you're replacing worn hardware or assembling a new installation, trust Yaesu components for long-term reliability.

Key Specs:

  • Part Number: U9900077

  • Bolt Type: Hex head bolt HSM4x8B

  • Includes: Matching washer

  • Application: Yaesu rotator systems and accessories

  • Material: Corrosion-resistant steel

  • Function: Secure mechanical fastening for antenna hardware

Why Choose Genuine Yaesu Hardware:

  • OEM fit and finish for rotator assemblies

  • Durable construction for outdoor use

  • Maintains structural integrity and alignment

  • Trusted by amateur and commercial installers.

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