971389-AY1 PIECE 03 — DISK,VALVE

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

971389-AY1 PIECE 03: DISK,VALVE.

The DISK,VALVE is a the manufacturer industrial component. Key specifications include material: STEEL, inside_diameter: 4.250 INCHES NOMINAL IN, outside_diameter: 4.750 INCHES NOMINAL IN, overall_thickness: 0.250 INCHES NOMINAL IN, end_item_identification: CHECK VALVE; P/N 971395-AY1;WHIDBEY ISLAND CLASS LSD, material_document_and_classification: ASTM A515, GR 70 ASSN STD SINGLE MATERIAL RESPONSE. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-486-6015, 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

971389-AY1 PIECE 03

NSN: 4820-01-486-6015
FSC: 4820 — Valves, Nonpowered
CAGE: 0FEA5 — QUALITY ASSURED PRODUCTS INC DBA QA PRODUCTS INC (USA)

SPECIFICATIONS

material	STEEL
inside_diameter	4.250 INCHES NOMINAL IN
outside_diameter	4.750 INCHES NOMINAL IN
overall_thickness	0.250 INCHES NOMINAL IN
end_item_identification	CHECK VALVE; P/N 971395-AY1;WHIDBEY ISLAND CLASS LSD
material_document_and_classification	ASTM A515, GR 70 ASSN STD SINGLE MATERIAL RESPONSE
NSN	4820-01-486-6015

COMPONENT DIAGRAM

SUBSTITUTES & CROSS-REFERENCES 2

971398-AY1 PIECReference document

Same NSN cross-reference

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

971398-AY1Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

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 971389-AY1 PIECE 03?

971389-AY1 PIECE 03 is a DISK,VALVE.

What parts can replace 971389-AY1 PIECE 03?

There are 2 known substitutes for 971389-AY1 PIECE 03: 971398-AY1 PIEC, 971398-AY1. Substitute compatibility should be verified for your specific system.

What is the NSN for 971389-AY1 PIECE 03?

971389-AY1 PIECE 03 is cataloged in the U.S. Government catalog under NSN 4820-01-486-6015. This indicates validated use in U.S. government and defense supply chains.

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971389-AY1 PIECE 03 — DISK,VALVE

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