695621-1 — VALVE,CHECK

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

695621-1: VALVE,CHECK.

The VALVE,CHECK is a the manufacturer industrial component. Key specifications include material: ALUMINUM ALLOY BODY, seat_angle: 37.0 DEGREES ALL ENDS, thread_class: 3A ALL ENDS A, connection_type: THREADED EXTERNAL TUBE ALL ENDS, connection_style: FLARED (TUBE) ALL ENDS, style_designator: STRAIGHT THRU. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-540-2519, 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

695621-1

NSN: 4820-00-540-2519
FSC: 4820 — Valves, Nonpowered
CAGE: 98897 — LOCKHEED MARTIN CORP (USA)

SPECIFICATIONS

material	ALUMINUM ALLOY BODY
seat_angle	37.0 DEGREES ALL ENDS
thread_class	3A ALL ENDS A
connection_type	THREADED EXTERNAL TUBE ALL ENDS
connection_style	FLARED (TUBE) ALL ENDS
style_designator	STRAIGHT THRU
thread_direction	RIGHT-HAND ALL ENDS
mounting_position	HORIZONTAL
surface_treatment	ANODIZE
operating_pressure	300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
disk_loading_method	SPRING
flow_control_device	DISK
NSN	4820-00-540-2519

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: DISK

•

CONNECTION STYLE: FLARED (TUBE) ALL ENDS

•

MOUNTING POSITION: HORIZONTAL

•

CONNECTION TYPE: THREADED EXTERNAL TUBE ALL ENDS

•

STYLE DESIGNATOR: STRAIGHT THRU

•

OPERATING PRESSURE: 300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

THREAD DIRECTION: RIGHT-HAND ALL ENDS

•

NOMINAL THREAD SIZE: 1.500 INCHES ALL ENDS IN

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	DISK
CONNECTION STYLE	FLARED (TUBE) ALL ENDS
MOUNTING POSITION	HORIZONTAL
CONNECTION TYPE	THREADED EXTERNAL TUBE ALL ENDS
STYLE DESIGNATOR	STRAIGHT THRU
OPERATING PRESSURE	300.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
THREAD DIRECTION	RIGHT-HAND ALL ENDS
NOMINAL THREAD SIZE	1.500 INCHES ALL ENDS IN
SEAT ANGLE	37.0 DEGREES ALL ENDS
MAXIMUM OPERATING TEMP	160.0 FAHRENHEIT SINGLE RESPONSE DEGF

SUBSTITUTES & CROSS-REFERENCES 6

1111-517705Reference document

Same NSN cross-reference

Reference document — Secondary reference

588-12D1Reference document

Same NSN cross-reference

Reference document — Secondary reference

MS28884A-12Same NSN cross-reference

Same NSN cross-reference

Also cataloged under this NSN

MIL-DTL-7899Reference document

Same NSN cross-reference

Reference document — Identification reference

MS28884-12Reference document

Same NSN cross-reference

Reference document — Secondary reference

4820PL1235162Reference document

Same NSN cross-reference

Reference document — Informative reference only

LIFECYCLE

NSN statusCancelled· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is 695621-1?

695621-1 is a VALVE,CHECK.

What parts can replace 695621-1?

There are 6 known substitutes for 695621-1: 1111-517705, 588-12D1, MS28884A-12 and 3 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 695621-1?

695621-1 is cataloged in the U.S. Government catalog under NSN 4820-00-540-2519. This indicates validated use in U.S. government and defense supply chains.

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695621-1 — VALVE,CHECK

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