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Technical Data Sheet
PartsTable / COMPONENT / 1-2-50SM
1-2-50SM ✓ 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 BODY,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL CORROSION RESISTING, overall_length: 2.250 INCHES NOMINAL IN, special_features: THD BONNET WITH SIX 0.250 IN. DIA SIDE OUTLET OPENINGS IN, end_item_identification: GRUMMAN,A10 AIRCRAFT.

This product is currently in active production with full OEM support. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-745-7577, 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
1-2-50SM
NSN: 4820-00-745-7577
FSC: 4820
CAGE: 06370 — FIKE CORPORATION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
overall_length2.250 INCHES NOMINAL IN
special_featuresTHD BONNET WITH SIX 0.250 IN. DIA SIDE OUTLET OPENINGS IN
end_item_identificationGRUMMAN,A10 AIRCRAFT
NSN4820-00-745-7577
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1-2-50SM · 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
•
MATERIAL: STEEL CORROSION RESISTING
TECHNICAL CHARACTERISTICS (FLIS)
END ITEM IDENTIFICATIONGRUMMAN,A10 AIRCRAFT
OVERALL LENGTH2.250 INCHES NOMINAL IN
SPECIAL FEATURESTHD BONNET WITH SIX 0.250 IN. DIA SIDE OUTLET OPENINGS IN
MATERIALSTEEL CORROSION RESISTING
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
28-710Interchangeable
interchangeable cross-reference
interchangeable
EX212-10Interchangeable
interchangeable cross-reference
interchangeable
5120-00-888-5831Interchangeable
interchangeable cross-reference
interchangeable
710-GInterchangeable
interchangeable cross-reference
interchangeable
80817-1ITEM26Interchangeable
interchangeable cross-reference
interchangeable
28716PInterchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 1-2-50SM?
1-2-50SM is a BODY,VALVE.
What parts can replace 1-2-50SM?
There are 9 known substitutes for 1-2-50SM: 28-710, EX212-10, 5120-00-888-5831 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 1-2-50SM?
1-2-50SM is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-00-745-7577. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026