639AS6741 — SEAT,VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

639AS6741: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON OVERALL, flange_diameter: 0.628 INCHES NOMINAL IN, style_designator: PLAIN FLANGED, nominal_thread_size: 0.330 INCHES SINGLE THREADED PORTION IN, under_flange_height: 0.092 INCHES NOMINAL IN, body_inside_diameter: 0.330 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-374-1236, 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

639AS6741

NSN: 4820-01-374-1236
FSC: 4820 — Valves, Nonpowered
CAGE: 30003 — NAVAL AIR SYSTEMS COMMAND MANAGED ORIGINAL DESIGN ACTIVITY NOT MATERIAL/PARTS SUPPLIER (USA)

SPECIFICATIONS

material	PLASTIC POLYAMIDE NYLON OVERALL
flange_diameter	0.628 INCHES NOMINAL IN
style_designator	PLAIN FLANGED
nominal_thread_size	0.330 INCHES SINGLE THREADED PORTION IN
under_flange_height	0.092 INCHES NOMINAL IN
body_inside_diameter	0.330 INCHES NOMINAL IN
body_outside_diameter	0.462 INCHES NOMINAL IN
end_item_identification	SDWDR TMU-72A;NAVAL AIR COMMAND A
thread_series_designator	UNEF SINGLE THREADED PORTION
flange_seat_to_disk_end_height	0.142 INCHES NOMINAL IN
NSN	4820-01-374-1236

COMPONENT DIAGRAM

KEY FEATURES

•

FLANGE SEAT TO DISK END HEIGHT: 0.142 INCHES NOMINAL IN

•

FLANGE DIAMETER: 0.628 INCHES NOMINAL IN

•

BODY OUTSIDE DIAMETER: 0.462 INCHES NOMINAL IN

•

STYLE DESIGNATOR: PLAIN FLANGED

•

BODY INSIDE DIAMETER: 0.330 INCHES NOMINAL IN

•

NOMINAL THREAD SIZE: 0.330 INCHES SINGLE THREADED PORTION IN

•

UNDER FLANGE HEIGHT: 0.092 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

FLANGE SEAT TO DISK END HEIGHT	0.142 INCHES NOMINAL IN
FLANGE DIAMETER	0.628 INCHES NOMINAL IN
BODY OUTSIDE DIAMETER	0.462 INCHES NOMINAL IN
STYLE DESIGNATOR	PLAIN FLANGED
BODY INSIDE DIAMETER	0.330 INCHES NOMINAL IN
NOMINAL THREAD SIZE	0.330 INCHES SINGLE THREADED PORTION IN
UNDER FLANGE HEIGHT	0.092 INCHES NOMINAL IN
END ITEM IDENTIFICATION	SDWDR TMU-72A;NAVAL AIR COMMAND A
MATERIAL	PLASTIC POLYAMIDE NYLON OVERALL
THREAD SERIES DESIGNATOR	UNEF SINGLE THREADED PORTION

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 639AS6741?

639AS6741 is a SEAT,VALVE.

What is the NSN for 639AS6741?

639AS6741 is cataloged in the U.S. Government catalog under NSN 4820-01-374-1236. This indicates validated use in U.S. government and defense supply chains.

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639AS6741 — SEAT,VALVE

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