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1007777-3 — SEAT,VALVE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1007777-3: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303S OVERALL, overall_height: 2.719 INCHES NOMINAL IN, flange_diameter: 0.7000 INCHES MINIMUM AND 0.7005 INCHES MAXIMUM IN, body_inside_diameter: 0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN, fsc_application_data: VALVE,SAFETY RELIEF,NONPOWERED, body_outside_diameter: 0.560 INCHES MINIMUM AND 0.561 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-876-7865, 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
1007777-3
NSN: 4820-00-876-7865
FSC: 4820 — Valves, Nonpowered
CAGE: 59364 — HONEYWELL INTERNATIONAL INC. DBA HONEYWELL INTERNATIONAL DIV AEROSPACE - TEMPE (WEST WARNER ROAD) (USA)
SPECIFICATIONS
materialSTEEL COMP 303S OVERALL
overall_height2.719 INCHES NOMINAL IN
flange_diameter0.7000 INCHES MINIMUM AND 0.7005 INCHES MAXIMUM IN
body_inside_diameter0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN
fsc_application_dataVALVE,SAFETY RELIEF,NONPOWERED
body_outside_diameter0.560 INCHES MINIMUM AND 0.561 INCHES MAXIMUM IN
seating_surface_shapeFLAT
end_item_identification4820000161070 1008520-6 VALVE
flange_seat_to_disk_end_height0.055 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN
NSN4820-00-876-7865
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1007777-3 · 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
•
FLANGE SEAT TO DISK END HEIGHT: 0.055 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN
•
FLANGE DIAMETER: 0.7000 INCHES MINIMUM AND 0.7005 INCHES MAXIMUM IN
•
FSC APPLICATION DATA: VALVE,SAFETY RELIEF,NONPOWERED
•
BODY OUTSIDE DIAMETER: 0.560 INCHES MINIMUM AND 0.561 INCHES MAXIMUM IN
•
BODY INSIDE DIAMETER: 0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN
•
MATERIAL: STEEL COMP 303S OVERALL
TECHNICAL CHARACTERISTICS
FLANGE SEAT TO DISK END HEIGHT0.055 INCHES MINIMUM AND 0.059 INCHES MAXIMUM IN
FLANGE DIAMETER0.7000 INCHES MINIMUM AND 0.7005 INCHES MAXIMUM IN
OVERALL HEIGHT2.719 INCHES NOMINAL IN
FSC APPLICATION DATAVALVE,SAFETY RELIEF,NONPOWERED
BODY OUTSIDE DIAMETER0.560 INCHES MINIMUM AND 0.561 INCHES MAXIMUM IN
BODY INSIDE DIAMETER0.373 INCHES MINIMUM AND 0.374 INCHES MAXIMUM IN
END ITEM IDENTIFICATION4820000161070 1008520-6 VALVE
MATERIALSTEEL COMP 303S OVERALL
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 1007777-3?
1007777-3 is a SEAT,VALVE.
What is the NSN for 1007777-3?
1007777-3 is cataloged in the U.S. Government catalog under NSN 4820-00-876-7865. 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.