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03S787P213 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

03S787P213: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL BODY, surface_treatment: PHOSPHATE BODY, body_inside_diameter: 0.781 INCHES NOMINAL IN, body_outside_diameter: 0.938 INCHES NOMINAL IN, seating_surface_shape: FLAT, material_document_and_classification: 66,SAE 1112 THRU 1120 FED STD SINGLE MATERIAL RESPONSE BODY. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-043-4181, 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
03S787P213
NSN: 4820-00-043-4181
FSC: 4820 — Valves, Nonpowered
CAGE: 00736 — FALLS FILTRATION TECHNOLOGIES, INC. (USA)
SPECIFICATIONS
materialSTEEL BODY
surface_treatmentPHOSPHATE BODY
body_inside_diameter0.781 INCHES NOMINAL IN
body_outside_diameter0.938 INCHES NOMINAL IN
seating_surface_shapeFLAT
material_document_and_classification66,SAE 1112 THRU 1120 FED STD SINGLE MATERIAL RESPONSE BODY
NSN4820-00-043-4181
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 03S787P213 · 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: 0.938 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66,SAE 1112 THRU 1120 FED STD SINGLE MATERIAL RESPONSE BODY
•
BODY INSIDE DIAMETER: 0.781 INCHES NOMINAL IN
•
SURFACE TREATMENT: PHOSPHATE BODY
•
MATERIAL: STEEL BODY
•
SEATING SURFACE SHAPE: FLAT
TECHNICAL CHARACTERISTICS
BODY OUTSIDE DIAMETER0.938 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATION66,SAE 1112 THRU 1120 FED STD SINGLE MATERIAL RESPONSE BODY
BODY INSIDE DIAMETER0.781 INCHES NOMINAL IN
SURFACE TREATMENTPHOSPHATE BODY
MATERIALSTEEL BODY
SEATING SURFACE SHAPEFLAT
OTHER ITEMS IN FSC 4820 — Valves, Nonpowered
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4820-00-000-0097 4820-00-001-0010 4820-00-001-0020 4820-00-001-0021 4820-00-001-0032 4820-00-001-0037 4820-00-001-0042 4820-00-001-1230
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 03S787P213?
03S787P213 is a SEAT,VALVE.
What is the NSN for 03S787P213?
03S787P213 is cataloged in the U.S. Government catalog under NSN 4820-00-043-4181. 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.