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7640-4021 — CAP,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

7640-4021: CAP,VALVE.

The CAP,VALVE is a the manufacturer industrial component. Key specifications include end_item_identification: FILTER COALESCING 1/2NPS 5100PSI NIPPLE CRES, criticality_code_justification: ZZZY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-390-2193, 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
7640-4021
NSN: 4820-01-390-2193
FSC: 4820 — Valves, Nonpowered
CAGE: 94592 — FLUID CONDITIONING PRODUCTS, INC. (USA)
SPECIFICATIONS
end_item_identificationFILTER COALESCING 1/2NPS 5100PSI NIPPLE CRES
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
NSN4820-01-390-2193
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 7640-4021 · 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 CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 ITEMS
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
END ITEM IDENTIFICATIONFILTER COALESCING 1/2NPS 5100PSI NIPPLE CRES
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL 1 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
7640-4021L1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
9215-4000 ITEM 6Reference document
Same NSN cross-reference
Reference document — Design control — primary reference
9215-4000 ITEM 6L1Same 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 7640-4021?
7640-4021 is a CAP,VALVE.
What parts can replace 7640-4021?
There are 3 known substitutes for 7640-4021: 7640-4021L1, 9215-4000 ITEM 6, 9215-4000 ITEM 6L1. Substitute compatibility should be verified for your specific system.
What is the NSN for 7640-4021?
7640-4021 is cataloged in the U.S. Government catalog under NSN 4820-01-390-2193. This indicates validated use in U.S. government and defense supply chains.
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