Tender Details

Country: USA
Summary: USCGC Aspen reduction Gear
UST Ref No: 122847911
Deadline: 21 Jul 2025
Financier: Self Financed
Purchaser Ownership: Government
Tender Value: Refer Document
Notice Type: Tender
Document Ref. No.: 70Z08525Q0020647
Purchaser's Detail:
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Description:
Description
USCGC ASPEN reduction gear. This is posting for informational purposes only this has been award VIA JOTFOC.
UPDATED POP: 28July25
Please see attachements for SOW with images.

Reduction Gear Tech Services
USCGC ASPEN (WLB 208)
Inadequate Generator Pinion Flow from Spray Nozzle Repair and Seal Replacement

Background, Problem Statement: Main Reduction Gear (MRG) Info: MFR ID 96-DHCMGH-CP
B Class Model Gear Unit Reduction: NSN 3020-XF-C11-6019
Input RPM 900 Output RPM 254
Gear ration 3.541:1
Background: CGC ASPEN, completed an inspection of the LO System Flow from visible spray nozzles. After recent MRG failures the USCG is trying to identify any LO flow problems that can exacerbate the MRG aging issue prior to each Cutter-s scheduled future “Major Overhauls”. ASPEN, reported after their inspection:

Poor flow and excessive aeration from Generator pinion spray nozzles.
Problem Statement:
Clear any blockage and restore normal spray patterns at/from Generator pinion 3 spray nozzles. Replace the following seals: Generator Pinion Shaft Seal, Port Quill Shaft Aft Seal, STBD Quill Shaft Aft Seal, LS Shaft Aft Seal. Below is the picture of ASPEN-s current flow to the generator pinion gear. The oil appears to be misted with excess air in the lines.

Tasking:
2.1 All Tasking is Performance Based. USCG realizes that it does not make sense to instruct the OEM on how to perform work and repairs on their equipment. Rather it is better, to identify the problem/deficiency and identify the required end result desired to correct.

Inspect all other teeth. Blue check contact.
Set up a cleanliness boundary, to prevent any generated debris from entering the Internal gear box.
Inspect all other teeth for damage or abnormal condition. Report and document any additional damage. Similar repairs are to be performed but if additional time is required USCG/Contractor will...
Documents:

SOW-RG-Nozzle-Blockage-and-Seal-Replacement.pdf

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USCGC Aspen reduction Gear - USA Tender

The HOMELAND SECURITY, DEPARTMENT OF | US COAST GUARD, a Government sector organization in USA, has announced a new tender for USCGC Aspen reduction Gear. This tender is published on USARFP under UST Ref No: 122847911 and is categorized as a Tender. Interested and eligible suppliers are invited to participate by reviewing the tender documents and submitting their bids before the deadline on 2025-07-21.

The estimated tender value is Refer Document, and full details, including technical specifications and submission requirements, are provided in the official tender documents. Ensure all submissions meet the criteria outlined to be considered for evaluation.