383V318 — SEAT,VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

383V318: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, flange_diameter: 0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN, special_features: FLANGED END COUNTER BORED 0.377 TO 0.383 IN. ID 0.076 IN.

DEEP,BOTH ENDS CHAMFERED 45 DEG IN, style_designator: PLAIN FLANGED, surface_treatment: PASSIVATE OVERALL, under_flange_height: 0.127 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN. This part is cataloged in the U.S. Government catalog under NSN 4820-00-005-7407, 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

383V318

NSN: 4820-00-005-7407
FSC: 4820 — Valves, Nonpowered
CAGE: 72914 — GRIMES AEROSPACE COMPANY (USA)

SPECIFICATIONS

material	STEEL OVERALL
flange_diameter	0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN
special_features	FLANGED END COUNTER BORED 0.377 TO 0.383 IN. ID 0.076 IN. DEEP,BOTH ENDS CHAMFERED 45 DEG IN
style_designator	PLAIN FLANGED
surface_treatment	PASSIVATE OVERALL
under_flange_height	0.127 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
body_inside_diameter	0.154 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN
body_outside_diameter	0.556 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
seating_surface_shape	FLAT
flange_seat_to_disk_end_height	0.154 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN
NSN	4820-00-005-7407

COMPONENT DIAGRAM

KEY FEATURES

•

FLANGE SEAT TO DISK END HEIGHT: 0.154 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN

•

FLANGE DIAMETER: 0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN

•

BODY OUTSIDE DIAMETER: 0.556 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN

•

STYLE DESIGNATOR: PLAIN FLANGED

•

BODY INSIDE DIAMETER: 0.154 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN

•

SURFACE TREATMENT: PASSIVATE OVERALL

•

UNDER FLANGE HEIGHT: 0.127 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN

TECHNICAL CHARACTERISTICS

FLANGE SEAT TO DISK END HEIGHT	0.154 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN
FLANGE DIAMETER	0.620 INCHES MINIMUM AND 0.624 INCHES MAXIMUM IN
BODY OUTSIDE DIAMETER	0.556 INCHES MINIMUM AND 0.560 INCHES MAXIMUM IN
STYLE DESIGNATOR	PLAIN FLANGED
BODY INSIDE DIAMETER	0.154 INCHES MINIMUM AND 0.158 INCHES MAXIMUM IN
SPECIAL FEATURES	FLANGED END COUNTER BORED 0.377 TO 0.383 IN. ID 0.076 IN. DEEP,BOTH ENDS CHAMFERED 45 DEG IN
SURFACE TREATMENT	PASSIVATE OVERALL
UNDER FLANGE HEIGHT	0.127 INCHES MINIMUM AND 0.133 INCHES MAXIMUM IN
MATERIAL	STEEL OVERALL
SEATING SURFACE SHAPE	FLAT

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

Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 383V318?

383V318 is a SEAT,VALVE.

What is the NSN for 383V318?

383V318 is cataloged in the U.S. Government catalog under NSN 4820-00-005-7407. This indicates validated use in U.S. government and defense supply chains.

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383V318 — SEAT,VALVE

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