57694 MODEL 1 — VALVE,SAFETY RELIEF

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

57694 MODEL 1: VALVE,SAFETY RELIEF.

The VALVE,SAFETY RELIEF is a the manufacturer industrial component. Key specifications include material: STEEL UNS J12522 BODY, valve_size: 1.500 INCHES IN, style_designator: ANGLE FLANGED ENDS, maximum_operating_temp: 900.0 FAHRENHEIT SINGLE RESPONSE DEGF, valve_operation_method: AUTOMATIC, end_item_identification: E/I:VALVE,RELIEF 1.5H3 POP SAFETY VALVE STYLE HNA. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-490-0301, 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

57694 MODEL 1

NSN: 4820-01-490-0301
FSC: 4820 — Valves, Nonpowered
CAGE: 15187 — EMERSON AUTOMATION SOLUTIONS FINAL CONTROL US LP DIV NAVY PRODUCT TEAM (USA)

SPECIFICATIONS

material	STEEL UNS J12522 BODY
valve_size	1.500 INCHES IN
special_features	1.5 INCH NHAS 37 INLET,3 INCH OUTLET ,900LB INLET,150LB OUTLET H ORFACE,FLANGED .75 IN. ON 6 IN.CIRCLE,4 HOLES,.875 IN. HOLES ON 4.5 IN.CIRCLE,4 HOLES,VALVE SETTING IS NOT TO EXCEED 640LBS. LBS
style_designator	ANGLE FLANGED ENDS
maximum_operating_temp	900.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_method	AUTOMATIC
end_item_identification	E/I:VALVE,RELIEF 1.5H3 POP SAFETY VALVE STYLE HNA
first_connection_face_to_centerline_distance	5.625 INCHES IN
second_connection_face_to_centerline_distance	4.875 INCHES IN
NSN	4820-01-490-0301

COMPONENT DIAGRAM

KEY FEATURES

•

STYLE DESIGNATOR: ANGLE FLANGED ENDS

•

VALVE SIZE: 1.500 INCHES IN

•

MAXIMUM OPERATING TEMP: 900.0 FAHRENHEIT SINGLE RESPONSE DEGF

•

SECOND CONNECTION FACE TO CENTERLINE DISTANCE: 4.875 INCHES IN

•

FIRST CONNECTION FACE TO CENTERLINE DISTANCE: 5.625 INCHES IN

•

MATERIAL: STEEL UNS J12522 BODY

TECHNICAL CHARACTERISTICS

STYLE DESIGNATOR	ANGLE FLANGED ENDS
VALVE SIZE	1.500 INCHES IN
MAXIMUM OPERATING TEMP	900.0 FAHRENHEIT SINGLE RESPONSE DEGF
SECOND CONNECTION FACE TO CENTERLINE DISTANCE	4.875 INCHES IN
SPECIAL FEATURES	1.5 INCH NHAS 37 INLET,3 INCH OUTLET ,900LB INLET,150LB OUTLET H ORFACE,FLANGED .75 IN. ON 6 IN.CIRCLE,4 HOLES,.875 IN. HOLES ON 4.5 IN.CIRCLE,4 HOLES,VALVE SETTING IS NOT TO EXCEED 640LBS. LBS
END ITEM IDENTIFICATION	E/I:VALVE,RELIEF 1.5H3 POP SAFETY VALVE STYLE HNA
FIRST CONNECTION FACE TO CENTERLINE DISTANCE	5.625 INCHES IN
MATERIAL	STEEL UNS J12522 BODY
VALVE OPERATION METHOD	AUTOMATIC

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 2

A-32934-1Reference document

Same NSN cross-reference

Reference document — Drawing number reference only

D-29631Reference 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 57694 MODEL 1?

57694 MODEL 1 is a VALVE,SAFETY RELIEF.

What parts can replace 57694 MODEL 1?

There are 2 known substitutes for 57694 MODEL 1: A-32934-1, D-29631. Substitute compatibility should be verified for your specific system.

What is the NSN for 57694 MODEL 1?

57694 MODEL 1 is cataloged in the U.S. Government catalog under NSN 4820-01-490-0301. This indicates validated use in U.S. government and defense supply chains.

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57694 MODEL 1 — VALVE,SAFETY RELIEF

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