R51 — VALVE,FIRE EXTINGUISHER

✓ Government record, cited

— · GATE VALVE

PRODUCT OVERVIEW

R51: VALVE,FIRE EXTINGUISHER.

The VALVE,FIRE EXTINGUISHER is a the manufacturer industrial component. Key specifications include width: 30.000 INCHES NOMINAL IN, length: 30.000 INCHES NOMINAL IN, material: STEEL CORROSION RESISTING, end_style: FULL LOOP BOTH ENDS, thickness: 0.080 INCHES NOMINAL IN, point_type: CONVENTIONAL. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-142-1523, 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

R51

NSN: 4820-00-142-1523
NIINs: 001421523, 002229385, 002275839, 002322865, 002322866, 002322867, 002322868, 002328135, 002328161, 002336393, 002336395, 002336398, 002336415, 002336455, 002336461, 002336463, 002363403, 002363404, 002363405, 002363406, 002363414, 002363416, 002363425, 002363428, 002364043, 002364046, 002364048, 002364052, 002364053, 002364055, 002364059, 002364064, 002364066, 002364069, 002364075, 002364100, 002364102, 002432213, 002432217, 002432219, 002603923, 002622180, 002669461, 002669462, 002669463, 002669464, 002669465, 002669466, 002669467, 002669468, 002669469, 002669470, 002669471, 002669472, 002669473, 002669474, 002669475, 002669476, 002669477, 002669478, 009495066, 009754536, 010864149
FSC: 4820 — Valves, Nonpowered
CAGE: 33334 — KEROTEST MANUFACTURING CORP. (USA)

SPECIFICATIONS

width	30.000 INCHES NOMINAL IN
length	30.000 INCHES NOMINAL IN
material	STEEL CORROSION RESISTING
end_style	FULL LOOP BOTH ENDS
thickness	0.080 INCHES NOMINAL IN
point_type	CONVENTIONAL
seat_angle	45.0 DEGREES FIRST END
design_type	DIAMOND OR TRIANGLE
inscription	1ST INSCRIPTION: DO NOT ENTER; 2ND INSCRIPTION: HORIZONTAL BAR
point_angle	118.0 DEGREES NOMINAL
shank_style	STRAIGHT ROUND
design_shape	SQUARE
NSN	4820-00-142-1523

COMPONENT DIAGRAM

KEY FEATURES

•

FLOW CONTROL DEVICE: BALL

•

NOMINAL PIPE SIZE ACCOMMODATED: 0.500 INCHES SECOND END IN

•

CONNECTION STYLE: FLARED (TUBE) FIRST END

•

NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED: 0.625 INCHES FIRST END IN

•

OPERATING PRESSURE: 235.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS

•

ADJUSTABLE PRESSURE RANGE: +100.0 TO 500.0 POUNDS PER SQUARE INCH LBS

•

FEATURES PROVIDED: PRESSURE TIGHT OUTLET SIDE

TECHNICAL CHARACTERISTICS

FLOW CONTROL DEVICE	BALL
NOMINAL PIPE SIZE ACCOMMODATED	0.500 INCHES SECOND END IN
CONNECTION STYLE	FLARED (TUBE) FIRST END
CONNECTION STYLE	PLAIN (PIPE) SECOND END
NOMINAL OUTSIDE DIAMETER TUBE ACCOMMODATED	0.625 INCHES FIRST END IN
OPERATING PRESSURE	235.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
ADJUSTABLE PRESSURE RANGE	+100.0 TO 500.0 POUNDS PER SQUARE INCH LBS
FEATURES PROVIDED	PRESSURE TIGHT OUTLET SIDE
THREAD DIRECTION	RIGHT-HAND SECOND END
THREAD DIRECTION	RIGHT-HAND FIRST END

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

No substitute or cross-reference records for this part.

LIFECYCLE

NSN statusActive· U.S. Government catalog

No demilitarization required

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FREQUENTLY ASKED QUESTIONS

What is R51?

R51 is a VALVE,FIRE EXTINGUISHER.

What is the NSN for R51?

R51 is cataloged in the U.S. Government catalog under NSN 4820-00-142-1523. This indicates validated use in U.S. government and defense supply chains.

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R51 — VALVE,FIRE EXTINGUISHER

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