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255583PC56AND255584PC14 — PARTS KIT,BALL VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

255583PC56AND255584PC14: PARTS KIT,BALL VALVE.

The PARTS KIT,BALL VALVE is a the manufacturer industrial component. Key specifications include end_item_name: COMBINATION HULL AND BACK-UP BALL VALVE, end_item_source: 43689, end_item_identification: 256348, criticality_code_justification: ZZZY, reference_number_differentiating_characteristics: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-321-2587, 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
255583PC56AND255584PC14
NSN: 4820-01-321-2587
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)
SPECIFICATIONS
end_item_nameCOMBINATION HULL AND BACK-UP BALL VALVE
end_item_source43689
end_item_identification256348
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
NSN4820-01-321-2587
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 255583PC56AND255584PC14 · 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
•
END ITEM SOURCE: 43689
•
CRITICALITY CODE JUSTIFICATION: ZZZY
•
END ITEM NAME: COMBINATION HULL AND BACK-UP BALL VALVE
•
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
TECHNICAL CHARACTERISTICS
END ITEM SOURCE43689
CRITICALITY CODE JUSTIFICATIONZZZY
END ITEM NAMECOMBINATION HULL AND BACK-UP BALL VALVE
END ITEM IDENTIFICATION256348
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
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 3
256348PIECE 7 AND 40L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
255583PC56AND255584PC14L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
256348PIECE 7 AND 40Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Demilitarization required — critical (Q)
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FREQUENTLY ASKED QUESTIONS
What is 255583PC56AND255584PC14?
255583PC56AND255584PC14 is a PARTS KIT,BALL VALVE.
What parts can replace 255583PC56AND255584PC14?
There are 3 known substitutes for 255583PC56AND255584PC14: 256348PIECE 7 AND 40L1, 255583PC56AND255584PC14L1, 256348PIECE 7 AND 40. Substitute compatibility should be verified for your specific system.
What is the NSN for 255583PC56AND255584PC14?
255583PC56AND255584PC14 is cataloged in the U.S. Government catalog under NSN 4820-01-321-2587. This indicates validated use in U.S. government and defense supply chains.
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