Who owns CAGE code 4XK87?

CAGE code 4XK87 belongs to R & S MACHINING LLC, SAINT LOUIS, MO. Its SAM.gov registration was Active as of 2026-07-05 (SAM.gov public extract), with an expiry date of 2027-03-19.

Data as of (SAM.gov public extract). Confirm the live record at SAM.gov.

Active as of 2026-07-05

Registry identity

Unique Entity ID (UEI)

P66RJ9N2BLN9

CAGE Code

4XK87

Registration status (2026-07-05 extract)

Active as of 2026-07-05

The 2026-07-05 SAM.gov public extract listed this registration as active, which meant the entity was eligible to receive federal awards on that date. Confirm the live record at SAM.gov.

Expiry date in the 2026-07-05 extract

2027-03-19

Registered location

SAINT LOUIS, MO, 63129

Industry classification (NAICS)

Primary NAICS

332710 — Machine Shops

332710· Machine Shops332721· Precision Turned Product Manufacturing332999· All Other Miscellaneous Fabricated Metal Product Manufacturing333514· Metalworking Machinery Manufacturing336412· Aircraft Engine & Engine Parts Manufacturing336413· Other Aircraft Parts & Auxiliary Equipment Manufacturing339112· Surgical & Medical Instrument Manufacturing

Questions this record answers

Who is UEI P66RJ9N2BLN9?
UEI P66RJ9N2BLN9 is R & S MACHINING LLC, SAINT LOUIS, MO. The Unique Entity ID is the 12-character identifier that replaced the DUNS number in SAM.gov in April 2022. Its SAM.gov registration was Active as of 2026-07-05 (SAM.gov public extract), with an expiry date of 2027-03-19.
Who owns CAGE code 4XK87?
CAGE code 4XK87 belongs to R & S MACHINING LLC, SAINT LOUIS, MO (UEI P66RJ9N2BLN9). Its SAM.gov registration was Active as of 2026-07-05 (SAM.gov public extract), with an expiry date of 2027-03-19.
What is CAGE code 4XK87?
CAGE code 4XK87 is the Commercial and Government Entity code assigned by the Defense Logistics Agency to R & S MACHINING LLC. It identifies the entity on federal contracts, packaging, and technical data, and links it to its SAM.gov registration.
Is R & S MACHINING LLC registered in SAM.gov?
Its SAM.gov registration was Active as of 2026-07-05 (SAM.gov public extract), with an expiry date of 2027-03-19. The 2026-07-05 SAM.gov public extract listed this registration as active, which meant the entity was eligible to receive federal awards on that date. Confirm the live record at SAM.gov.
When does R & S MACHINING LLC's SAM.gov registration expire?
R & S MACHINING LLC's SAM.gov registration showed an expiry date of 2027-03-19 in the 2026-07-05 public extract. SAM.gov registrations must be renewed every 12 months, so confirm the current date at SAM.gov.
Where is R & S MACHINING LLC located?
R & S MACHINING LLC is registered in SAM.gov at SAINT LOUIS, MO, 63129. This is the entity's registered physical address in the SAM.gov public extract dated 2026-07-05.

Data from the SAM.gov public monthly extract dated 2026-07-05. SAM.gov data is public domain. This is a point-in-time snapshot; for the authoritative live record, confirm at SAM.gov. To check debarment or exclusion status, see the exclusions records on SAM.gov.