# DIBBS #SPE7M4-26-T-443L

DLA Land and Maritime solicits 45 Mechanical Stops (NSN 5340-01-631-3142) with strict compliance requirements

**Posted:** September 25, 2026
**Respond By:** October 05, 2026
**Identifier:** SPE7M4-26-T-443L
**NAICS:** 333613, 423840

The Defense Logistics Agency (DLA) Land and Maritime Fluid Handling Division is soliciting quotes for 45 units of a Mechanical Stop (NSN 5340-01-631-3142).
- Government Buyer:
  - Defense Logistics Agency (DLA), Land and Maritime Fluid Handling Division
  - Contact: Blake Tushar
- Products Requested:
  - Mechanical Stop
    - NSN: 5340-01-631-3142
    - Quantity: 45 units
    - Description: Mechanical Stop with packaging and quality requirements per DLA Master List and ASTM D3951
- OEMs and Vendors:
  - No specific OEMs or approved sources are listed for this NSN
- Notable Requirements:
  - Strict compliance with CMMC Level 2 cybersecurity standards
  - Export control regulations apply
  - Packaging must meet DLA Master List and ASTM D3951 standards
  - Hazardous material labeling required
  - Domestic origin and Buy American Act compliance mandatory
  - Additive manufacturing items prohibited unless specifically approved
- Delivery and Performance:
  - Delivery required within 168 days from award
  - FOB origin
  - Inspection and acceptance at destination

### Description

STOP, MECHANICAL (QTY: 45, NSN: 5340-01-631-3142, Purchase Request: 7018496939)

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE7M426T443L)