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6028 ITEM 4 — VALVE,BALL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

6028 ITEM 4: VALVE,BALL.

The VALVE,BALL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, special_features: DEHYDRATOR FL, style_designator: STRAIGHT THRU, nominal_thread_size: 1.250 INCHES ALL ENDS IN, end_item_identification: NIMITZ CLASS CVN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-415-2568, 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
6028 ITEM 4
NSN: 4820-01-415-2568
FSC: 4820 — Valves, Nonpowered
CAGE: 22501 — HOWELL LABORATORIES INC DBA HOWELL LABORATORIES INC (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
special_featuresDEHYDRATOR FL
style_designatorSTRAIGHT THRU
nominal_thread_size1.250 INCHES ALL ENDS IN
end_item_identificationNIMITZ CLASS CVN
NSN4820-01-415-2568
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 6028 ITEM 4 · 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
•
STYLE DESIGNATOR: STRAIGHT THRU
•
NOMINAL THREAD SIZE: 1.250 INCHES ALL ENDS IN
•
MATERIAL: COPPER ALLOY BODY
TECHNICAL CHARACTERISTICS
STYLE DESIGNATORSTRAIGHT THRU
NOMINAL THREAD SIZE1.250 INCHES ALL ENDS IN
SPECIAL FEATURESDEHYDRATOR FL
END ITEM IDENTIFICATIONNIMITZ CLASS CVN
MATERIALCOPPER ALLOY BODY
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

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6028 ITEM 4?
6028 ITEM 4 is a VALVE,BALL.
What is the NSN for 6028 ITEM 4?
6028 ITEM 4 is cataloged in the U.S. Government catalog under NSN 4820-01-415-2568. 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.