322-7561 PIECE 8 — SEAT,VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

322-7561 PIECE 8: SEAT,VALVE.

The SEAT,VALVE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY OVERALL, thread_class: 2A SINGLE THREADED PORTION A, thread_length: 0.312 INCHES NOMINAL SINGLE THREADED PORTION IN, flange_diameter: 1.312 INCHES NOMINAL IN, special_features: W/TWO ALIGNMENT HOLES ON FLANGE, style_designator: THREADED FLANGED. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-191-6588, 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

322-7561 PIECE 8

NSN: 4820-01-191-6588
FSC: 4820 — Valves, Nonpowered
CAGE: 09647 — AQUA-CHEM, INC. (USA)

SPECIFICATIONS

material	NICKEL ALLOY OVERALL
thread_class	2A SINGLE THREADED PORTION A
thread_length	0.312 INCHES NOMINAL SINGLE THREADED PORTION IN
flange_diameter	1.312 INCHES NOMINAL IN
special_features	W/TWO ALIGNMENT HOLES ON FLANGE
style_designator	THREADED FLANGED
nominal_thread_size	1.250 INCHES SINGLE THREADED PORTION IN
under_flange_height	0.375 INCHES NOMINAL IN
seating_surface_shape	FLAT
thread_quantity_per_inch	20 SINGLE THREADED PORTION
thread_series_designator	UN SINGLE THREADED PORTION
body_stepped_inside_diameter	0.250 INCHES NOMINAL FIRST STEP IN
NSN	4820-01-191-6588

COMPONENT DIAGRAM

KEY FEATURES

•

FLANGE SEAT TO DISK END HEIGHT: 0.125 INCHES NOMINAL IN

•

FLANGE DIAMETER: 1.312 INCHES NOMINAL IN

•

THREAD LENGTH: 0.312 INCHES NOMINAL SINGLE THREADED PORTION IN

•

BODY STEPPED INSIDE DIAMETER: 0.250 INCHES NOMINAL FIRST STEP IN

•

STYLE DESIGNATOR: THREADED FLANGED

•

MATERIAL DOCUMENT AND CLASSIFICATION: ASTM B164-61,CLB ASSN STD SINGLE MATERIAL RESPONSE OVERALL

•

NOMINAL THREAD SIZE: 1.250 INCHES SINGLE THREADED PORTION IN

TECHNICAL CHARACTERISTICS

FLANGE SEAT TO DISK END HEIGHT	0.125 INCHES NOMINAL IN
FLANGE DIAMETER	1.312 INCHES NOMINAL IN
THREAD LENGTH	0.312 INCHES NOMINAL SINGLE THREADED PORTION IN
BODY STEPPED INSIDE DIAMETER	0.250 INCHES NOMINAL FIRST STEP IN
BODY STEPPED INSIDE DIAMETER	0.750 INCHES NOMINAL SECOND STEP IN
STYLE DESIGNATOR	THREADED FLANGED
MATERIAL DOCUMENT AND CLASSIFICATION	ASTM B164-61,CLB ASSN STD SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD SIZE	1.250 INCHES SINGLE THREADED PORTION IN
SPECIAL FEATURES	W/TWO ALIGNMENT HOLES ON FLANGE
UNDER FLANGE HEIGHT	0.375 INCHES NOMINAL IN

SUBSTITUTES & CROSS-REFERENCES 4

194-07636-000Reference document

Same NSN cross-reference

Reference document — Design control — primary reference

194-7659Reference document

Same NSN cross-reference

Reference document — Secondary reference

322-7561Reference document

Same NSN cross-reference

Reference document — Secondary reference

194-7636Reference document

Same NSN cross-reference

Reference document — Secondary reference

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 322-7561 PIECE 8?

322-7561 PIECE 8 is a SEAT,VALVE.

What parts can replace 322-7561 PIECE 8?

There are 4 known substitutes for 322-7561 PIECE 8: 194-07636-000, 194-7659, 322-7561 and 1 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 322-7561 PIECE 8?

322-7561 PIECE 8 is cataloged in the U.S. Government catalog under NSN 4820-01-191-6588. This indicates validated use in U.S. government and defense supply chains.

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