Intent to Procure UH-1N Rotor Masts and TH-1H 90 Degree Gearboxes and 45 Degree gearboxes. Tender

Procurement Summary

Country : USA

Summary : Intent to Procure UH-1N Rotor Masts and TH-1H 90 Degree Gearboxes and 45 Degree gearboxes.

Deadline : 09 May 2025

Other Information

Notice Type : Tender

TOT Ref.No.: 118276040

Document Ref. No. : SPRWA1-25-R-0018

Financier : Self Financed

Purchaser Ownership : Public

Tender Value : Refer Document

Purchaser's Detail

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Tender Details

Description

The Government intends to release a firm fixed price request for proposal sole source to Bell Textron CAGE 97499 on or before May 16, 2025, 11.59PM for the manufacture of the UH-1N: Rotor Masts, and theTH-1H: 90 Degree Gearboxes and 45 Degree gear boxes.

NSN: 1615-00-255-2896, P/N: 204-040-366-15, Rotor Mast, QTY 33 NSN; 1615-01-008-7748, P/N: 212-040-004-9, 90 Degree Gearbox, QTY 3NSN: 1615-01-015-0584, P/N: 212-040-003-023, 42 Degree Gearbox, QTY 2

The Rotor Mast is an assembly of parts not all having the same item name which is used as an extension between the transmission and rotor hub on the UH-1N ACFT.

The 90 Degree Gearbox is located at the top of the tail-boom vertical fin. The gearbox provides 90-degree change in direction of the drive train and 2.6:1 speed reduction between input driveshaft and its output shaft on which the tail rotor is mounted. The gearbox consists of mating input and output gear quill assemblies set into a gear case provided with a breather-type oil filler cap, oil level sight gauge, and a drain plug with a chip detector. The input quill has a flexible coupling for attachment of driveshaft. Control linkage is attached on the left side with a control rod extending through the rotor shaft.

The 42 Degree Gearbox is an intermediate gearbox located on the tail-boom, at the base of the vertical fin. This gearbox provides a 42-degree change in direction of the tail rotor drive-shafts, with no speed change. The gearbox assembly consists of a case with a gear quill in each end. The case is fitted with an oil filter cap, an oil level sight gauge, and a drain plug equipped with a magnetic insert. The input and output quills have flexible couplings for attachment of drive-shafts. Access is provided by a vented cover with quick­ release fasteners.The Gate Valve is a Motor Operated Fuel Shutoff Valve that is part of the Filter Fuel System Installation of the TH-1N and UH-1H ACFTs. The fuel shutoff valves open or clo...
Active Contract Opportunity
Notice ID : SPRWA1-25-R-0018
Related Notice : FD20602500223
Department/Ind. Agency : DEPT OF DEFENSE
Sub-tier : DEFENSE LOGISTICS AGENCY
Major Command : DLA AVIATION
Sub Command : DLA AVIATION WARNER ROBINS
Office: DLA AVIATION AT WARNER ROBINS, GA
General Information
Contract Opportunity Type: Presolicitation (Original)
Original Published Date: Apr 25, 2025 07:27 am EDT
Original Response Date: May 09, 2025 11:59 pm EDT
Inactive Policy: 15 days after response date
Original Inactive Date: May 24, 2025
Initiative: None

Classification
Original Set Aside:
Product Service Code: 1615 - HELICOPTER ROTOR BLADES, DRIVE MECHANISMS AND COMPONENTS
NAICS Code: 336411 - Aircraft Manufacturing

Place of Performance: Warner Robins, GA 31098 USA

Documents

 Tender Notice