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12321815 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

12321815: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1211 OR STEEL COMP 1213 OVERALL, seat_radius: 0.590 INCHES MINIMUM AND 0.595 INCHES MAXIMUM IN, overall_height: 0.395 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN, hardness_rating: 60.0 ROCKWELL C NOMINAL OVERALL, style_designator: PLAIN, seat_angle_in_deg: 55.000 MINIMUM AND 60.000 MAXIMUM. This part is cataloged in the U.S.

Government catalog under NSN 4810-01-199-5518, 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
12321815
NSN: 4810-01-199-5518
FSC: 4810 — Valves, Powered
CAGE: 19207 — U S ARMY TANK AUTOMOTIVE COMMAND AMSTA-IM-MM (USA)
SPECIFICATIONS
materialSTEEL COMP 1211 OR STEEL COMP 1213 OVERALL
seat_radius0.590 INCHES MINIMUM AND 0.595 INCHES MAXIMUM IN
overall_height0.395 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
hardness_rating60.0 ROCKWELL C NOMINAL OVERALL
style_designatorPLAIN
seat_angle_in_deg55.000 MINIMUM AND 60.000 MAXIMUM
body_inside_diameter1.180 INCHES MINIMUM AND 1.190 INCHES MAXIMUM IN
body_outside_diameter1.753 INCHES MINIMUM AND 1.754 INCHES MAXIMUM IN
seating_surface_shapeANGULAR
NSN4810-01-199-5518
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 12321815 · 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
•
BODY OUTSIDE DIAMETER: 1.753 INCHES MINIMUM AND 1.754 INCHES MAXIMUM IN
•
HARDNESS RATING: 60.0 ROCKWELL C NOMINAL OVERALL
•
STYLE DESIGNATOR: PLAIN
•
BODY INSIDE DIAMETER: 1.180 INCHES MINIMUM AND 1.190 INCHES MAXIMUM IN
•
SEAT RADIUS: 0.590 INCHES MINIMUM AND 0.595 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 1211 OR STEEL COMP 1213 OVERALL
•
SEAT ANGLE IN DEG: 55.000 MINIMUM AND 60.000 MAXIMUM
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.395 INCHES MINIMUM AND 0.400 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER1.753 INCHES MINIMUM AND 1.754 INCHES MAXIMUM IN
HARDNESS RATING60.0 ROCKWELL C NOMINAL OVERALL
STYLE DESIGNATORPLAIN
BODY INSIDE DIAMETER1.180 INCHES MINIMUM AND 1.190 INCHES MAXIMUM IN
SEAT RADIUS0.590 INCHES MINIMUM AND 0.595 INCHES MAXIMUM IN
MATERIALSTEEL COMP 1211 OR STEEL COMP 1213 OVERALL
SEAT ANGLE IN DEG55.000 MINIMUM AND 60.000 MAXIMUM
SEATING SURFACE SHAPEANGULAR
OTHER ITEMS IN FSC 4810 — Valves, Powered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4810-00-001-1247 4810-00-001-4499 4810-00-001-4531 4810-00-001-4532 4810-00-001-4554 4810-00-001-4555 4810-00-001-4556 4810-00-001-4611
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 12321815?
12321815 is a SEAT,VALVE.
What is the NSN for 12321815?
12321815 is cataloged in the U.S. Government catalog under NSN 4810-01-199-5518. This indicates validated use in U.S. government and defense supply chains.
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