PartsTable
Technical Data Sheet
2556 2 1/2IN ✓ Verified by PartsTable
· GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The 2556 2 1/2IN is a the manufacturer industrial component. This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-374-7989, 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
2556 2 1/2IN
NSN: 4820-01-374-7989
FSC: 4820
CAGE: 0A0N9 — YOUNG AND CUNNINGHAM AMERICA INC A JOINT VENTURE (USA)
SPECIFICATIONS
Part Number2556 2 1/2IN
NSN4820-01-374-7989
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 2556 2 1/2IN · 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
VERIFIED SUBSTITUTES & CROSS-REFERENCES 17
7920-00-045-2556Interchangeable
interchangeable cross-reference
interchangeable
2556Interchangeable
interchangeable cross-reference
interchangeable
GGG-S-001333Interchangeable
interchangeable cross-reference
interchangeable
679281PC1Interchangeable
interchangeable cross-reference
interchangeable
K9045806REV4PT1Interchangeable
interchangeable cross-reference
interchangeable
4422Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 2556 2 1/2IN?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 2556 2 1/2IN?
2556 2 1/2IN is a 2556 2 1/2IN.
What parts can replace 2556 2 1/2IN?
There are 17 known substitutes for 2556 2 1/2IN: 7920-00-045-2556, 2556, GGG-S-001333 and 14 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 2556 2 1/2IN?
2556 2 1/2IN is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-374-7989. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 2556 2 1/2IN