# DIBBS #SPE4A0-27-T-0022

DLA solicitation for four Mack extended-washer nuts

**Posted:** October 02, 2026
**Respond By:** October 09, 2026
**Identifier:** SPE4A0-27-T-0022
**NAICS:** 423120

The Defense Logistics Agency is soliciting four **Mack Trucks, Inc.** extended-washer nuts for delivery to an Army unit at Fort Carson, Colorado.
- **Government buyer:** Defense Logistics Agency (DLA), DLA Weapons Support, Aviation Supply Chain, ESOC Buys; buyer contact: Danita Davis. Solicitation is issued through DLA’s DIBBS procurement portal.
- **OEM / approved source:** **Mack Trucks, Inc.** (CAGE 89619).
- **Product requested:** 4 plain extended-washer hexagon nuts, NSN 5310-01-550-0598. Two CLINs request 2 each; the approved Mack part numbers are 191AM2 and 25089744.
- **Notable requirements:** Delivery is required within 5 days after order. FOB Origin; shipment is to the Army unit at Fort Carson, Colorado.
- **Period of performance:** No service period or option years are stated; this is a product purchase with a delivery requirement.

### Description

NUT, PLAIN, EXTENDED WAS (QTY: 2, NSN: 5310-01-550-0598, Purchase Request: 7018530701)
  Approved Sources:
  - CAGE: 89619, Part No: 191AM2
  - CAGE: 89619, Part No: 25089744
 
NUT, PLAIN, EXTENDED WAS (QTY: 2, NSN: 5310-01-550-0598, Purchase Request: 7018530700)
  Approved Sources:
  - CAGE: 89619, Part No: 191AM2
  - CAGE: 89619, Part No: 25089744
 

[View original listing](https://www.dibbs.bsm.dla.mil/rfq/rfqrec.aspx?sn=SPE4A027T0022)