# DIBBS #SPE4A5-26-T-465M

Solicitation for Boeing Transmission Duct Assembly (NSN 1615-01-113-0291)

**Posted:** September 23, 2026
**Respond By:** September 30, 2026
**Identifier:** SPE4A5-26-T-465M
**NAICS:** 336413

DLA Aviation is soliciting bids for transmission duct assemblies for aircraft maintenance.
- Government Buyer:
  - Defense Logistics Agency (DLA) Aviation, ASC Supplier Operations OEM Division
  - Buyer: Marcus Williams
- OEMs and Vendors:
  - The Boeing Company (CAGE 77272) is the only approved source
- Products Requested:
  - Duct Assembly, Transmission
    - NSN: 1615-01-113-0291
    - Boeing Part Number: 145S4106-21
    - Quantity: 2 units
- Notable Requirements:
  - Delivery required within 683 days from contract award
  - Packaging must comply with ASTM D3951 and MIL-STD-129
  - Destination inspection required
  - Compliance with Buy American Act and cybersecurity regulations
- No other OEMs or vendors are listed; only Boeing is approved for this item

### Description

DUCT ASSY, TRANSMISS (QTY: 2, NSN: 1615-01-113-0291, Purchase Request: 7018458998)
  Approved Sources:
  - CAGE: 77272, Part No: 145S4106-21, Company: THE BOEING COMPANY
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A526T465M)