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16-1742-1 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

16-1742-1: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON OVERALL, overall_height: 0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN, style_designator: PLAIN, seat_angle_in_deg: 69.000 MINIMUM AND 71.000 MAXIMUM, body_inside_diameter: 0.439 INCHES MINIMUM AND 0.548 INCHES MAXIMUM IN, body_outside_diameter: 1.096 INCHES MINIMUM AND 1.098 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4810-00-912-5623, 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
16-1742-1
NSN: 4810-00-912-5623
NIINs: 009125623, 014399914
FSC: 4810 — Valves, Powered
CAGE: 99657 — MAROTTA CONTROLS INC (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON OVERALL
overall_height0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
style_designatorPLAIN
seat_angle_in_deg69.000 MINIMUM AND 71.000 MAXIMUM
body_inside_diameter0.439 INCHES MINIMUM AND 0.548 INCHES MAXIMUM IN
body_outside_diameter1.096 INCHES MINIMUM AND 1.098 INCHES MAXIMUM IN
seating_surface_shapeANGULAR
NSN4810-00-912-5623
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 16-1742-1 · 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: 1.096 INCHES MINIMUM AND 1.098 INCHES MAXIMUM IN
•
STYLE DESIGNATOR: PLAIN
•
BODY INSIDE DIAMETER: 0.439 INCHES MINIMUM AND 0.548 INCHES MAXIMUM IN
•
MATERIAL: PLASTIC POLYAMIDE NYLON OVERALL
•
SEAT ANGLE IN DEG: 69.000 MINIMUM AND 71.000 MAXIMUM
•
SEATING SURFACE SHAPE: ANGULAR
TECHNICAL CHARACTERISTICS
OVERALL HEIGHT0.124 INCHES MINIMUM AND 0.126 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER1.096 INCHES MINIMUM AND 1.098 INCHES MAXIMUM IN
STYLE DESIGNATORPLAIN
BODY INSIDE DIAMETER0.439 INCHES MINIMUM AND 0.548 INCHES MAXIMUM IN
MATERIALPLASTIC POLYAMIDE NYLON OVERALL
SEAT ANGLE IN DEG69.000 MINIMUM AND 71.000 MAXIMUM
SEATING SURFACE SHAPEANGULAR
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 16-1742-1?
16-1742-1 is a SEAT,VALVE.
What is the NSN for 16-1742-1?
16-1742-1 is cataloged in the U.S. Government catalog under NSN 4810-00-912-5623. 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.