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Technical Data Sheet
PartsTable / O-RING / 051939
051939 ✓ Verified by PartsTable
— · ORING SEAL
WHAT YOU NEED TO KNOW
Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW

MEDICAL EQUIPMENT SET,PATIENT HO. Key specifications include part_name_assigned_by_controlling_agency: MEDICAL EQUIPMENT SET PATIENT HOLDING SQUAD FIELD-LIGHTWEIGHT-2006 UA261A-2006. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-136-8615, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.

Verify compatibility with your specific system configuration before ordering.

WHERE IT FITS
051939
NSN: 5331-01-136-8615
FSC: 5331 — O-RING
CAGE: 34228 — L3 TECHNOLOGIES, INC. DIV L3 KEO (USA)
SPECIFICATIONS
special_featuresMES, PT HOLD PROVIDES THE NECESSARY SUPPLIES AND EQUIPMENT FOR MINIMAL CARE FOR HOLDINGOF INJURED SOLDIERS, UP TO 20 PATIENTS WITHIN A 72 HOUR PERIOD FOR LIST OF COMPONENTS SEE UA 261A A
part_name_assigned_by_controlling_agencyMEDICAL EQUIPMENT SET PATIENT HOLDING SQUAD FIELD-LIGHTWEIGHT-2006 UA261A-2006
NSN5331-01-136-8615
COMPONENT DIAGRAM
O-RING / SEAL — MATERIAL DETERMINES APPLICATION ID: — CROSS-SECTION CS: — SPECIFICATION Material: — Durometer: — Temp: — PN: 051939 MFR: OEM ⚠ VERIFY BEFORE ORDERING Wrong material = failure. Viton for oil/fuel, EPDM for water/steam, Buna-N for general purpose, Silicone for food-grade. Chemical incompatibility causes swelling, brittleness, or rapid degradation ✓ BROKER TIP Durometer (hardness) affects sealing pressure tolerance. Higher Shore A = harder = higher pressure. Standard durometer is 70A — verify if application requires different hardness PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
CENTER HOLE DIAMETER: 15.262 INCHES MINIMUM AND 15.322 INCHES MAXIMUM IN
•
CROSS-SECTIONAL HEIGHT: 0.073 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
•
MATERIAL: RUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
TECHNICAL CHARACTERISTICS (FLIS)
CENTER HOLE DIAMETER15.262 INCHES MINIMUM AND 15.322 INCHES MAXIMUM IN
CROSS-SECTIONAL HEIGHT0.073 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
MATERIALRUBBER BUTADIENE-ACRYLONITRILE CLASS NBR
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
8708Interchangeable
interchangeable cross-reference
interchangeable
51939Interchangeable
interchangeable cross-reference
interchangeable
6545NCM051789Interchangeable
interchangeable cross-reference
interchangeable
PATIENT HOLD 5261Interchangeable
interchangeable cross-reference
interchangeable
05-1939Interchangeable
interchangeable cross-reference
interchangeable
887B051939Interchangeable
Same NIIN cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 051939?
051939 is a MEDICAL EQUIPMENT SET,PATIENT HO.
What parts can replace 051939?
There are 6 known substitutes for 051939: 8708, 51939, 6545NCM051789 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 051939?
051939 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5331-01-136-8615. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026