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1078F38 — DIAPHRAGM,VALVE,FLAT

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1078F38: DIAPHRAGM,VALVE,FLAT.

The DIAPHRAGM,VALVE,FLAT is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY SEAT. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-676-8147, 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
1078F38
NSN: 4820-00-676-8147
NIINs: 006768147, 010936712, 011997921, 012005648
FSC: 4820 — Valves, Nonpowered
CAGE: 24821 — ROSEMOUNT ANALYTICAL, INC. DIV PROCESS ANALYTICAL DIVISION (USA)
SPECIFICATIONS
materialCOPPER ALLOY SEAT
NSN4820-00-676-8147
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1078F38 · 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
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: PRESSURE REDUCING
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONPRESSURE REDUCING
END ITEM IDENTIFICATION6685-00-764-9381
SUBSTITUTES & CROSS-REFERENCES 3
539561PC8Reference document
Same NSN cross-reference
Reference document — Secondary reference
5420-8Reference document
Same NSN cross-reference
Reference document — Secondary reference
5420-008Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1078F38?
1078F38 is a DIAPHRAGM,VALVE,FLAT.
What parts can replace 1078F38?
There are 3 known substitutes for 1078F38: 539561PC8, 5420-8, 5420-008. Substitute compatibility should be verified for your specific system.
What is the NSN for 1078F38?
1078F38 is cataloged in the U.S. Government catalog under NSN 4820-00-676-8147. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.