PartsTable
Technical Data Sheet
803-2177934-B716AF ✓ Verified by PartsTable
· GATE VALVE
WHAT YOU NEED TO KNOW
Full open or full close only — never throttle Rising stem shows position visually
Throttling a gate valve erodes seats
PRODUCT OVERVIEW

The LOCKNUT,TUBE FITTING is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY SEAT, bonnet_type: PACKING RETAINING, connection_type: UNTHREADED INTERNAL PIPE ALL ENDS, connection_style: STREAMLINED WITH ONE BRAZING RING ALL ENDS, style_designator: STRAIGHT THRU, operating_pressure: 700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 4820-01-129-8013, 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
803-2177934-B716AF
NSN: 4820-01-129-8013
FSC: 4820
CAGE: 80064 — NAVAL SHIP SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialNICKEL ALLOY SEAT
bonnet_typePACKING RETAINING
connection_typeUNTHREADED INTERNAL PIPE ALL ENDS
connection_styleSTREAMLINED WITH ONE BRAZING RING ALL ENDS
style_designatorSTRAIGHT THRU
operating_pressure700.0 POUNDS PER SQUARE INCH (PSI) MAXIMUM SINGLE RESPONSE LBS
flow_control_deviceDISK
maximum_operating_temp250.0 FAHRENHEIT SINGLE RESPONSE DEGF
valve_operation_methodMANUAL
media_for_which_designedWATER-OIL-GAS SINGLE RESPONSE
furnished_items_and_quantity1 HANDWHEEL
nominal_pipe_size_accommodated1.500 INCHES ALL ENDS IN
NSN4820-01-129-8013
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS SIZE: — · — · — PN: 803-2177934-B716AF · 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
MEDIA FOR WHICH DESIGNED: WATER-OIL-GAS SINGLE RESPONSE
FLOW CONTROL DEVICE: DISK
MATERIAL DOCUMENT AND CLASSIFICATION: MIL-C-15726. COM+70-30 MIL SPEC SINGLE MATERIAL RESPONSE BODY
BONNET TYPE: PACKING RETAINING
MAXIMUM OPERATING TEMP: 250.0 FAHRENHEIT SINGLE RESPONSE DEGF
NOMINAL PIPE SIZE ACCOMMODATED: 1.500 INCHES ALL ENDS IN
MATERIAL: NICKEL ALLOY SEAT
TECHNICAL CHARACTERISTICS (FLIS)
MEDIA FOR WHICH DESIGNEDWATER-OIL-GAS SINGLE RESPONSE
FLOW CONTROL DEVICEDISK
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-C-15726. COM+70-30 MIL SPEC SINGLE MATERIAL RESPONSE BODY
BONNET TYPEPACKING RETAINING
MAXIMUM OPERATING TEMP250.0 FAHRENHEIT SINGLE RESPONSE DEGF
NOMINAL PIPE SIZE ACCOMMODATED1.500 INCHES ALL ENDS IN
MATERIALNICKEL ALLOY SEAT
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-N-281,CLASSB FED SPEC SINGLE MATERIAL RESPONSE FLOW CONTROL DEVICE
CONNECTION TYPEUNTHREADED INTERNAL PIPE ALL ENDS
CONNECTION STYLESTREAMLINED WITH ONE BRAZING RING ALL ENDS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 22
2620-902X6 PIECE 23 1 1/2INInterchangeable
interchangeable cross-reference
interchangeable
70302690AND70302691Interchangeable
interchangeable cross-reference
interchangeable
845-1889568 PIECE 23 1 1/2INInterchangeable
interchangeable cross-reference
interchangeable
803-2177934Interchangeable
interchangeable cross-reference
interchangeable
SS845-1889568ASInterchangeable
interchangeable cross-reference
interchangeable
2620-902X6Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusCANCELLED
Availability
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 803-2177934-B716AF?
803-2177934-B716AF is a LOCKNUT,TUBE FITTING.
What parts can replace 803-2177934-B716AF?
There are 22 known substitutes for 803-2177934-B716AF: 2620-902X6 PIECE 23 1 1/2IN, 70302690AND70302691, 845-1889568 PIECE 23 1 1/2IN and 19 more. Substitute compatibility should be verified for your specific system.
Is 803-2177934-B716AF still available?
803-2177934-B716AF is currently cancelled.
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