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PartsTable / COMPONENT / 505-7391
505-7391 ✓ Verified by PartsTable
— · GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The BRUSH,ELECTRICAL CONTACT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 260 STEM, connection_type: THREADED INTERNAL PIPE ALL ENDS, connection_style: PLAIN,OPTIONAL END(PIPE) ALL ENDS, style_designator: STRAIGHT THRU, thread_direction: RIGHT-HAND ALL ENDS, operating_pressure: 600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-203-5364, 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
505-7391
NSN: 4820-01-203-5364
FSC: 4820
CAGE: 0NNZ7 — UNITED STATES MARINE INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY 260 STEM
connection_typeTHREADED INTERNAL PIPE ALL ENDS
connection_stylePLAIN,OPTIONAL END(PIPE) ALL ENDS
style_designatorSTRAIGHT THRU
thread_directionRIGHT-HAND ALL ENDS
operating_pressure600.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
nominal_thread_size0.750 INCHES ALL ENDS IN
valve_operation_methodMANUAL
media_for_which_designedWATER-OIL-GAS SINGLE RESPONSE
thread_series_designatorNPT ALL ENDS
material_document_and_classificationASTM B584 C84400 ASSN STD SINGLE MATERIAL RESPONSE BODY
NSN4820-01-203-5364
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 505-7391 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
VALVE OPERATION METHOD: MANUAL
•
MATERIAL: COPPER ALLOY 260 FLOW CONTROL DEVICE
•
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
•
THREAD DIRECTION: RIGHT-HAND ALL ENDS
•
NOMINAL THREAD SIZE: 0.750 INCHES ALL ENDS IN
•
MEDIA FOR WHICH DESIGNED: WATER-OIL-GAS SINGLE RESPONSE
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B584 C84400 ASSN STD SINGLE MATERIAL RESPONSE BODY
TECHNICAL CHARACTERISTICS (FLIS)
VALVE OPERATION METHODMANUAL
MATERIALCOPPER ALLOY 260 FLOW CONTROL DEVICE
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
MATERIALCOPPER ALLOY 260 STEM
THREAD DIRECTIONRIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE0.750 INCHES ALL ENDS IN
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
MATERIAL DOCUMENT AND CLASSIFICATIONASTM B584 C84400 ASSN STD SINGLE MATERIAL RESPONSE BODY
STYLE DESIGNATORSTRAIGHT THRU
THREAD SERIES DESIGNATORNPT ALL ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 7
3/4-11-1100TTInterchangeable
interchangeable cross-reference
interchangeable
70-104-10Interchangeable
interchangeable cross-reference
interchangeable
S70E41Interchangeable
interchangeable cross-reference
interchangeable
G1027002819Interchangeable
interchangeable cross-reference
interchangeable
7994612Interchangeable
interchangeable cross-reference
interchangeable
95057AInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 505-7391?
505-7391 is a BRUSH,ELECTRICAL CONTACT.
What parts can replace 505-7391?
There are 7 known substitutes for 505-7391: 3/4-11-1100TT, 70-104-10, S70E41 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 505-7391?
505-7391 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-203-5364. 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