152F ITEM 6 — SEAT,VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

152F ITEM 6: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY OVERALL, thread_class: 3A SINGLE THREADED PORTION A, thread_length: 0.170 INCHES NOMINAL SINGLE THREADED PORTION IN, flange_diameter: 1.635 INCHES NOMINAL IN, special_features: SURFACE TREATMENT IS STELLITE, style_designator: THREADED FLANGED. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-221-7338, 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

152F ITEM 6

NSN: 4820-01-221-7338
FSC: 4820 — Valves, Nonpowered
CAGE: 79342 — WILLIAM E WILLIAMS VALVE CORP (USA)

SPECIFICATIONS

material	COPPER ALLOY OVERALL
thread_class	3A SINGLE THREADED PORTION A
thread_length	0.170 INCHES NOMINAL SINGLE THREADED PORTION IN
flange_diameter	1.635 INCHES NOMINAL IN
special_features	SURFACE TREATMENT IS STELLITE
style_designator	THREADED FLANGED
nominal_thread_size	1.500 INCHES SINGLE THREADED PORTION IN
under_flange_height	0.250 INCHES NOMINAL IN
body_inside_diameter	1.025 INCHES NOMINAL IN
seating_surface_shape	FLAT
thread_series_designator	UNEF SINGLE THREADED PORTION
flange_seat_to_disk_end_height	0.185 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
NSN	4820-01-221-7338

COMPONENT DIAGRAM

KEY FEATURES

•

FLANGE SEAT TO DISK END HEIGHT: 0.185 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN

•

FLANGE DIAMETER: 1.635 INCHES NOMINAL IN

•

THREAD LENGTH: 0.170 INCHES NOMINAL SINGLE THREADED PORTION IN

•

STYLE DESIGNATOR: THREADED FLANGED

•

BODY INSIDE DIAMETER: 1.025 INCHES NOMINAL IN

•

NOMINAL THREAD SIZE: 1.500 INCHES SINGLE THREADED PORTION IN

•

UNDER FLANGE HEIGHT: 0.250 INCHES NOMINAL IN

TECHNICAL CHARACTERISTICS

FLANGE SEAT TO DISK END HEIGHT	0.185 INCHES MINIMUM AND 0.375 INCHES MAXIMUM IN
FLANGE DIAMETER	1.635 INCHES NOMINAL IN
THREAD LENGTH	0.170 INCHES NOMINAL SINGLE THREADED PORTION IN
STYLE DESIGNATOR	THREADED FLANGED
BODY INSIDE DIAMETER	1.025 INCHES NOMINAL IN
NOMINAL THREAD SIZE	1.500 INCHES SINGLE THREADED PORTION IN
SPECIAL FEATURES	SURFACE TREATMENT IS STELLITE
UNDER FLANGE HEIGHT	0.250 INCHES NOMINAL IN
THREAD CLASS	3A SINGLE THREADED PORTION A
MATERIAL	COPPER ALLOY OVERALL

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 1

152F 4IN ITEM 6Reference document

Same NSN cross-reference

Reference document — Advisory reference — outside the item-of-supply concept

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 152F ITEM 6?

152F ITEM 6 is a SEAT,VALVE.

What parts can replace 152F ITEM 6?

There is 1 known substitute for 152F ITEM 6: 152F 4IN ITEM 6. Substitute compatibility should be verified for your specific system.

What is the NSN for 152F ITEM 6?

152F ITEM 6 is cataloged in the U.S. Government catalog under NSN 4820-01-221-7338. This indicates validated use in U.S. government and defense supply chains.

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