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C-58578-04 — TAILPIECE,UNION

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

C-58578-04: TAILPIECE,UNION.

The TAILPIECE,UNION is a the manufacturer industrial component. Key specifications include nominal_pipe_size_designation: 0.250 INCHES IN, criticality_code_justification: ZZZY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-102-1107, 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
C-58578-04
NSN: 4820-01-102-1107
NIINs: 011021107, 012875976
FSC: 4820 — Valves, Nonpowered
CAGE: 77842 — EATON CORPORATION DBA EATON INOAC DIV EATON (USA)
SPECIFICATIONS
nominal_pipe_size_designation0.250 INCHES IN
criticality_code_justificationZZZY
reference_number_differentiating_characteristicsQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL ONE ITEMS
NSN4820-01-102-1107
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: C-58578-04 · 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 ONE ITEMS
TECHNICAL CHARACTERISTICS
CRITICALITY CODE JUSTIFICATIONZZZY
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICSQUALITY CONTROL IN ACCORDANCE WITH NAVSHIPS 0948-045-7010 MATERIAL IDENTIFICATION AND CONTROL INSTRUCTION FOR LEVEL ONE ITEMS
SUBSTITUTES & CROSS-REFERENCES 5
VV91-J8V-04 IT 11Reference document
Same NSN cross-reference
Reference document — Secondary reference
58578-04L1Reference document
Same NSN cross-reference
Reference document — Secondary reference
C-58578-04L1Reference document
Same NSN cross-reference
Reference document — Secondary reference
58578-04Reference document
Same NSN cross-reference
Reference document — Secondary reference
VV91-J8V-04 IT 11L1Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is C-58578-04?
C-58578-04 is a TAILPIECE,UNION.
What parts can replace C-58578-04?
There are 5 known substitutes for C-58578-04: VV91-J8V-04 IT 11, 58578-04L1, C-58578-04L1 and 2 more. Substitute compatibility should be verified for your specific system.
What is the NSN for C-58578-04?
C-58578-04 is cataloged in the U.S. Government catalog under NSN 4820-01-102-1107. 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.