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7550478-A87 — VALVE ASSEMBLY,MANIFOLD

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

7550478-A87: VALVE ASSEMBLY,MANIFOLD.

The VALVE ASSEMBLY,MANIFOLD is a the manufacturer industrial component. Key specifications include criticality_code_justification: ZZZY, part_name_assigned_by_controlling_agency: MANIFOLD ASSEMBLY, reference_number_differentiating_characteristics: QUALITY CONTROLLED IAW NAVY LEVEL1 ASSURANCE GUIDE, CLEANED IAW MIL-C- 52211. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-570-0042, 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-A87
NSN: 4820-01-570-0042
FSC: 4820 — Valves, Nonpowered
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
criticality_code_justificationZZZY
part_name_assigned_by_controlling_agencyMANIFOLD ASSEMBLY
reference_number_differentiating_characteristicsQUALITY CONTROLLED IAW NAVY LEVEL1 ASSURANCE GUIDE, CLEANED IAW MIL-C- 52211
NSN4820-01-570-0042
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 7550478-A87 · 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: QUALITY CONTROLLED IAW NAVY LEVEL1 ASSURANCE GUIDE, CLEANED IAW MIL-C- 52211
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
PART NAME ASSIGNED BY CONTROLLING AGENCYMANIFOLD ASSEMBLY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROLLED IAW NAVY LEVEL1 ASSURANCE GUIDE, CLEANED IAW MIL-C- 52211
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES 7
263310001-0383AReference document
Same NSN cross-reference
Reference document — Secondary reference
7550478-A87C1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
263310001-0383AC1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2633-100-01S383 PC 381AC1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
G547-0002-A87C1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
2633-100-01S383 PC 381AReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)Demilitarization required — mutilation + specific procedure
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FREQUENTLY ASKED QUESTIONS
What is 7550478-A87?
7550478-A87 is a VALVE ASSEMBLY,MANIFOLD.
What parts can replace 7550478-A87?
There are 7 known substitutes for 7550478-A87: 263310001-0383A, 7550478-A87C1, 263310001-0383AC1 and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 7550478-A87?
7550478-A87 is cataloged in the U.S. Government catalog under NSN 4820-01-570-0042. This indicates validated use in U.S. government and defense supply chains.
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