DG330644-64 — SEAT,VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

DG330644-64: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYTETRAFLUOROETHYLENE SEAT, overall_height: 0.375 INCHES NOMINAL IN, style_designator: PLAIN, body_inside_diameter: 1.938 INCHES NOMINAL IN, body_outside_diameter: 2.925 INCHES MINIMUM AND 2.931 INCHES MAXIMUM IN, criticality_code_justification: ZZZY. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-633-2963, 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

DG330644-64

NSN: 4820-01-633-2963
FSC: 4820 — Valves, Nonpowered
CAGE: 43689 — HUNTINGTON INGALLS INC DIV NEWPORT NEWS SHIPBUILDING (USA)

SPECIFICATIONS

material	PLASTIC POLYTETRAFLUOROETHYLENE SEAT
overall_height	0.375 INCHES NOMINAL IN
style_designator	PLAIN
body_inside_diameter	1.938 INCHES NOMINAL IN
body_outside_diameter	2.925 INCHES MINIMUM AND 2.931 INCHES MAXIMUM IN
criticality_code_justification	ZZZY
NSN	4820-01-633-2963

COMPONENT DIAGRAM

KEY FEATURES

•

BODY OUTSIDE DIAMETER: 2.925 INCHES MINIMUM AND 2.931 INCHES MAXIMUM IN

•

CRITICALITY CODE JUSTIFICATION: ZZZY

•

STYLE DESIGNATOR: PLAIN

•

BODY INSIDE DIAMETER: 1.938 INCHES NOMINAL IN

•

MATERIAL: PLASTIC POLYTETRAFLUOROETHYLENE SEAT

•

REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS: ITEMS THAT SUPPORT A LEVEL I OR SUBSAFE CRITICAL SYSTEM/COMPONENT THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISITION PROCESS AND REQUIRES OBJECTIVE QUALITY EVIDENCE (OQE) TRACEABLE TO PERMANENT MARKING ON THE MATERIAL

TECHNICAL CHARACTERISTICS

OVERALL HEIGHT	0.375 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER	2.925 INCHES MINIMUM AND 2.931 INCHES MAXIMUM IN
CRITICALITY CODE JUSTIFICATION	ZZZY
STYLE DESIGNATOR	PLAIN
BODY INSIDE DIAMETER	1.938 INCHES NOMINAL IN
MATERIAL	PLASTIC POLYTETRAFLUOROETHYLENE SEAT
REFERENCE NUMBER DIFFERENTIATING CHARACTERISTICS	ITEMS THAT SUPPORT A LEVEL I OR SUBSAFE CRITICAL SYSTEM/COMPONENT THAT HAS UNDERGONE QUALITY ASSURANCE DURING THE ACQUISITION PROCESS AND REQUIRES OBJECTIVE QUALITY EVIDENCE (OQE) TRACEABLE TO PERMANENT MARKING ON THE MATERIAL

SUBSTITUTES & CROSS-REFERENCES 3

DG330644-64Q3Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

801-6408784-64Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

801-6408784-64Q3Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

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 DG330644-64?

DG330644-64 is a SEAT,VALVE.

What parts can replace DG330644-64?

There are 3 known substitutes for DG330644-64: DG330644-64Q3, 801-6408784-64, 801-6408784-64Q3. Substitute compatibility should be verified for your specific system.

What is the NSN for DG330644-64?

DG330644-64 is cataloged in the U.S. Government catalog under NSN 4820-01-633-2963. This indicates validated use in U.S. government and defense supply chains.

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