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2550-2557 — VALVE,ANGLE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

2550-2557: VALVE,ANGLE.

The VALVE,ANGLE is a the manufacturer industrial component. Key specifications include material: PLASTIC LENS, lens_color: WHITE SINGLE LIGHT FIRST POSITION HORIZONTAL, overall_length: 2.480 INCHES NOMINAL IN, overall_diameter: 1.780 INCHES NOMINAL IN, special_features: 24V AC/DC V, style_designator: ROUND FRAME, ROUND LENS TYPE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-373-6363, 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
2550-2557
NSN: 4820-01-373-6363
NIINs: 013736363, 013737736, 013737737, 014637221
FSC: 4820 — Valves, Nonpowered
CAGE: 0CAT4 — POINT EIGHT POWER, LLC (USA)
SPECIFICATIONS
materialPLASTIC LENS
lens_colorWHITE SINGLE LIGHT FIRST POSITION HORIZONTAL
lens_quantity1
overall_length2.480 INCHES NOMINAL IN
overall_diameter1.780 INCHES NOMINAL IN
special_features24V AC/DC V
style_designatorROUND FRAME, ROUND LENS TYPE
lamp_industry_number757
transmitted_light_colorWHITE SINGLE LIGHT FIRST POSITION HORIZONTAL FULL DISPLAY DIVISION A
lamp_bulb_size_designatorT-3 1/4
lamp_base_type_accommodatedMINIATURE BAYONET
lamp_type_accommodated_and_quantity1 INCANDESCENT
NSN4820-01-373-6363
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 2550-2557 · 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
SUBSTITUTES & CROSS-REFERENCES 2
2550-2557 ITEM 56Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
B-4JNA-PMReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 2550-2557?
2550-2557 is a VALVE,ANGLE.
What parts can replace 2550-2557?
There are 2 known substitutes for 2550-2557: 2550-2557 ITEM 56, B-4JNA-PM. Substitute compatibility should be verified for your specific system.
What is the NSN for 2550-2557?
2550-2557 is cataloged in the U.S. Government catalog under NSN 4820-01-373-6363. This indicates validated use in U.S. government and defense supply chains.
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