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B1451 — COUPLING ASSEMBLY,PUMP

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

B1451: COUPLING ASSEMBLY,PUMP.

The COUPLING ASSEMBLY,PUMP is a the manufacturer industrial component. Key specifications include stem_type: RISING, bonnet_type: INSIDE SCREW, connection_type: THREADED INTERNAL PIPE, special_features: 1.000 IN. PIPE SIZE;R.H.

THD IN, features_provided: BONNET PACKING, nominal_thread_size: 1.000 INCHES IN. This part is cataloged in the U.S. Government catalog under NSN 4820-01-146-0949, 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
B1451
NSN: 4820-01-146-0949
NIINs: 011460949, 013156690, 015797212
FSC: 4820 — Valves, Nonpowered
CAGE: 82666 — STOCKHAM VALVES AND FITTINGS INC (USA)
SPECIFICATIONS
stem_typeRISING
bonnet_typeINSIDE SCREW
connection_typeTHREADED INTERNAL PIPE
special_features1.000 IN. PIPE SIZE;R.H. THD IN
features_providedBONNET PACKING
nominal_thread_size1.000 INCHES IN
valve_operation_methodMANUAL
bonnet_attachment_methodUNION
thread_series_designatorNPT
operating_pressure_and_type300.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 300.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
maximum_operating_temp_and_media_for_which_designed150.0 FAHRENHEIT WATER, FRESH AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF
NSN4820-01-146-0949
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: B1451 · 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
•
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED: 150.0 FAHRENHEIT WATER, FRESH AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF
•
OPERATING PRESSURE AND TYPE: 300.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 300.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
•
STEM TYPE: RISING
•
CONNECTION TYPE: THREADED INTERNAL PIPE
•
FEATURES PROVIDED: BONNET PACKING
•
BONNET TYPE: INSIDE SCREW
•
NOMINAL THREAD SIZE: 1.000 INCHES IN
TECHNICAL CHARACTERISTICS
MAXIMUM OPERATING TEMP AND MEDIA FOR WHICH DESIGNED150.0 FAHRENHEIT WATER, FRESH AND 150.0 FAHRENHEIT WATER-OIL-GAS DEGF
OPERATING PRESSURE AND TYPE300.0 POUNDS PER SQUARE INCH (PSI) STEAM MAXIMUM REQUIRED AND 300.0 POUNDS PER SQUARE INCH (PSI) WATER AND OTHER LIQUIDS MAXIMUM REQUIRED LOCATION NOT OTHERWISE SPECIFIED LBS
STEM TYPERISING
CONNECTION TYPETHREADED INTERNAL PIPE
FEATURES PROVIDEDBONNET PACKING
BONNET TYPEINSIDE SCREW
NOMINAL THREAD SIZE1.000 INCHES IN
SPECIAL FEATURES1.000 IN. PIPE SIZE;R.H. THD IN
BONNET ATTACHMENT METHODUNION
THREAD SERIES DESIGNATORNPT
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 B1451?
B1451 is a COUPLING ASSEMBLY,PUMP.
What is the NSN for B1451?
B1451 is cataloged in the U.S. Government catalog under NSN 4820-01-146-0949. This indicates validated use in U.S. government and defense supply chains.
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