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301803R91 — VALVE,DUAL SHUTOFF,TANK-MOUNTED

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

301803R91: VALVE,DUAL SHUTOFF,TANK-MOUNTED.

VALVE,DUAL SHUTOFF,TANK-MOUNTED. Key specifications include filter: NOT INCLUDED, material: STEEL BODY, body_style: ANGLE, regulation_type: MANUAL SINGLE STAGE, special_features: STEELCAD PLATE, flow_control_device: PISTON, TOP GUIDED. This part is cataloged in the U.S.

Government catalog under NSN 4820-00-026-8473, 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
301803R91
NSN: 4820-00-026-8473
NIINs: 000268473, 012532787, 013202685
FSC: 4820 — Valves, Nonpowered
CAGE: 25910 — HENNIG BROACH AND TOOL CO (USA)
SPECIFICATIONS
filterNOT INCLUDED
materialSTEEL BODY
body_styleANGLE
regulation_typeMANUAL SINGLE STAGE
special_featuresSTEELCAD PLATE
flow_control_devicePISTON, TOP GUIDED
manual_control_methodTEE HANDLE
end_connection_quantity2
end_item_identification3805-00-280-7269
first_end_connection_typeTHREADED EXTERNAL TUBE
first_end_style_designatorFLARED
second_end_connection_typeUNTHREADED EXTERNAL HOSE
NSN4820-00-026-8473
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 301803R91 · 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: DISK OR STEM
•
NOMINAL PIPE SIZE ACCOMMODATED: 0.375 INCHES FIRST END IN
•
CONNECTION STYLE: BEADED (HOSE) SECOND END
•
STYLE DESIGNATOR: ANGLE
•
THREAD DIRECTION: RIGHT-HAND FIRST END
•
NOMINAL THREAD SIZE: 0.375 INCHES FIRST END IN
•
NONDEFINITIVE SPEC/STD DATA: 1 TYPE AND A STYLE
TECHNICAL CHARACTERISTICS
FLOW CONTROL DEVICEDISK OR STEM
NOMINAL PIPE SIZE ACCOMMODATED0.375 INCHES FIRST END IN
CONNECTION STYLEBEADED (HOSE) SECOND END
CONNECTION STYLEPLAIN (PIPE) FIRST END
STYLE DESIGNATORANGLE
THREAD DIRECTIONRIGHT-HAND FIRST END
NOMINAL THREAD SIZE0.375 INCHES FIRST END IN
NONDEFINITIVE SPEC/STD DATA1 TYPE AND A STYLE
SPECIAL FEATURESSUPPORTS GRUMMAN A-10 AIRCRAFT
END ITEM IDENTIFICATIONGRUMMAN AEROSPACE A-10 AIRCRAFT
SUBSTITUTES & CROSS-REFERENCES 9
7524043Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
44Z1233D1Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
250008-266Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
AC4257-AReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
089894Reference document
Same NSN cross-reference
Reference document — Secondary reference
AT35831Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 301803R91?
301803R91 is a VALVE,DUAL SHUTOFF,TANK-MOUNTED.
What parts can replace 301803R91?
There are 9 known substitutes for 301803R91: 7524043, 44Z1233D1, 250008-266 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 301803R91?
301803R91 is cataloged in the U.S. Government catalog under NSN 4820-00-026-8473. This indicates validated use in U.S. government and defense supply chains.
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