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Technical Data Sheet
PartsTable / COMPONENT / 555-8313751 ITEM NO. 73
555-8313751 ITEM NO. 73 ✓ 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 555-8313751 ITEM NO. 73 is a the manufacturer industrial component. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-568-3205, 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
555-8313751 ITEM NO. 73
NSN: 4820-01-568-3205
FSC: 4820
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
Part Number555-8313751 ITEM NO. 73
NSN4820-01-568-3205
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 555-8313751 ITEM NO. 73 · 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
•
MATERIAL: BRONZE BODY
•
VALVE OPERATION METHOD: MANUAL
•
STYLE DESIGNATOR: ANGLE
•
MAXIMUM OPERATING TEMP: 353.0 FAHRENHEIT SINGLE RESPONSE DEGF
•
CONNECTION TYPE: THREADED INTERNAL PIPE ALL ENDS
TECHNICAL CHARACTERISTICS (FLIS)
MATERIALBRONZE BODY
VALVE OPERATION METHODMANUAL
STYLE DESIGNATORANGLE
MAXIMUM OPERATING TEMP353.0 FAHRENHEIT SINGLE RESPONSE DEGF
END ITEM IDENTIFICATIONAFFF BIOCIDE INJECTION SYSTEM SKID
CONNECTION TYPETHREADED INTERNAL PIPE ALL ENDS
PART NAME ASSIGNED BY CONTROLLING AGENCYVALVE, ANGLE GLOBE
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
914534Interchangeable
interchangeable cross-reference
interchangeable
11943AInterchangeable
interchangeable cross-reference
interchangeable
1431Interchangeable
interchangeable cross-reference
interchangeable
48769Interchangeable
interchangeable cross-reference
interchangeable
5330Interchangeable
interchangeable cross-reference
interchangeable
727 5/16Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 555-8313751 ITEM NO. 73?
555-8313751 ITEM NO. 73 is a 555-8313751 ITEM NO. 73.
What parts can replace 555-8313751 ITEM NO. 73?
There are 17 known substitutes for 555-8313751 ITEM NO. 73: 914534, 11943A, 1431 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 555-8313751 ITEM NO. 73?
555-8313751 ITEM NO. 73 is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-568-3205. 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