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7550478-PLC-11401-005 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

7550478-PLC-11401-005: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-541-7527, 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
7550478-PLC-11401-005
NSN: 4820-01-541-7527
NIINs: 015417527, 016407456
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
NSN4820-01-541-7527
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 7550478-PLC-11401-005 · 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
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
PART NAME ASSIGNED BY CONTROLLING AGENCYASSEMBLY, IN-LINE GAGE ROOT VALVES, .250 N.P.S.
END ITEM IDENTIFICATIONVALVE, GLOBE 0.25IPS
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL CONTROLLED IAW SS800-AG-MAN-010/P-9290 SYSTEM CERTIFICATION PRODURES AND CRITERIA MANUAL FOR DEEP SUBMERGENCE SYSTEMS; CRITICAL ITEM FOR SAFETY AND SURVIVAL OF DEEP SUBMERGENCE RESEARCH AND RESCUE VEHICLES AS DIFFERENTIATED BY SPECIAL TEST FEATURES
SUBSTITUTES & CROSS-REFERENCES 7
7550478-PLC-11401-005D4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
025461DCReference document
Same NSN cross-reference
Reference document — Secondary reference
PLC-11401-005Reference document
Same NSN cross-reference
Reference document — Secondary reference
G547-0002-PLC-11401-005Reference document
Same NSN cross-reference
Reference document — Secondary reference
025461DCD4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
G547-0002-PLC-11401-005D4Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 7550478-PLC-11401-005?
7550478-PLC-11401-005 is a SEAT,VALVE.
What parts can replace 7550478-PLC-11401-005?
There are 7 known substitutes for 7550478-PLC-11401-005: 7550478-PLC-11401-005D4, 025461DC, PLC-11401-005 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7550478-PLC-11401-005?
7550478-PLC-11401-005 is cataloged in the U.S. Government catalog under NSN 4820-01-541-7527. This indicates validated use in U.S. government and defense supply chains.
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