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B-51343-1 — VALVE,VACUUM REGULATING

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

B-51343-1: VALVE,VACUUM REGULATING.

The VALVE,VACUUM REGULATING is a the manufacturer industrial component. Key specifications include body_style: STRAIGHT THRU, body_material: ALUMINUM ALLOY 6061, furnished_items: WASHER AND POSITION INDICATOR, special_features: OVERALL LGT IS 34 MM; HEX WRENCH SIZE IS 1-3/8 INCH MM, temp_adjustability: NOT ADJUSTABLE, flow_control_device: STEM AND INTEGRAL DISK. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-602-9937, 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
B-51343-1
NSN: 4820-01-602-9937
FSC: 4820 — Valves, Nonpowered
CAGE: 08407 — MIRADA RESEARCH & MANUFACTURING, INC. (USA)
SPECIFICATIONS
body_styleSTRAIGHT THRU
body_materialALUMINUM ALLOY 6061
furnished_itemsWASHER AND POSITION INDICATOR
special_featuresOVERALL LGT IS 34 MM; HEX WRENCH SIZE IS 1-3/8 INCH MM
temp_adjustabilityNOT ADJUSTABLE
flow_control_deviceSTEM AND INTEGRAL DISK
absolute_pressure_range-28.0 TO 30.0
end_connection_quantity2
second_end_thread_class1G G
absolute_pressure_setting30.0
first_end_connection_typeTHREADED EXTERNAL TUBE
first_end_style_designatorPLAIN
NSN4820-01-602-9937
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: B-51343-1 · OEM ⚠ VERIFY BEFORE ORDERING Gate valves = FULL OPEN or FULL CLOSE only — never throttle. Partial opening causes seat erosion and vibration. ✓ BROKER TIP Rising stem shows valve position visually — easier maintenance. Non-rising stem saves headroom. PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FLOW CONTROL DEVICE: STEM AND INTEGRAL DISK
•
FIRST END THREAD SERIES DESIGNATOR: UNS
•
FIRST END THREAD DIRECTION: RIGHT-HAND
•
SECOND END RELATIONSHIP WITH FIRST END: NOT IDENTICAL
•
ABSOLUTE PRESSURE RANGE: -28.0 TO 30.0
•
SECOND END THREAD CLASS: 1G G
•
BODY STYLE: STRAIGHT THRU
•
FIRST END STYLE DESIGNATOR: PLAIN
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICESTEM AND INTEGRAL DISK
FIRST END THREAD SERIES DESIGNATORUNS
FIRST END THREAD DIRECTIONRIGHT-HAND
SECOND END RELATIONSHIP WITH FIRST ENDNOT IDENTICAL
ABSOLUTE PRESSURE RANGE-28.0 TO 30.0
SECOND END THREAD CLASS1G G
BODY STYLESTRAIGHT THRU
FIRST END STYLE DESIGNATORPLAIN
END CONNECTION QUANTITY2
SECOND END THREAD DIRECTIONRIGHT-HAND
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 1
US-100624Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is B-51343-1?
B-51343-1 is a VALVE,VACUUM REGULATING.
What parts can replace B-51343-1?
There is 1 known substitute for B-51343-1: US-100624. Substitute compatibility should be verified for your specific system.
What is the NSN for B-51343-1?
B-51343-1 is cataloged in the U.S. Government catalog under NSN 4820-01-602-9937. This indicates validated use in U.S. government and defense supply chains.
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