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1305-020-4IN — VALVE,GATE

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

1305-020-4IN: VALVE,GATE.

The VALVE,GATE is a the manufacturer industrial component. Key specifications include material: NICKEL ALLOY STEM, stem_type: RISING, valve_size: 4.000 INCHES IN, bonnet_type: OUTSIDE SCREW-YOKE, pressure_class: ERR-060, connection_type: FLANGE, ROUND W/HOLES. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-437-8265, 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
1305-020-4IN
NSN: 4820-01-437-8265
FSC: 4820 — Valves, Nonpowered
CAGE: 76364 — MILWAUKEE VALVE CO, INC DIV MILWAUKEE VALVE COMPANY, LLC (USA)
SPECIFICATIONS
materialNICKEL ALLOY STEM
stem_typeRISING
valve_size4.000 INCHES IN
bonnet_typeOUTSIDE SCREW-YOKE
pressure_classERR-060
connection_typeFLANGE, ROUND W/HOLES
flange_diameter7.687 INCHES IN
bolt_hole_quantity8
flange_face_designPLAIN
face_to_face_distance6.750 INCHES IN
valve_operation_methodMANUAL
end_item_identificationARLEIGH BURKE CLASS DDG
NSN4820-01-437-8265
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: 1305-020-4IN · 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
•
INLET RELATIONSHIP WITH OUTLET: IDENTICAL
•
FLANGE FACE DESIGN: PLAIN
•
STEM TYPE: RISING
•
CONNECTION TYPE: FLANGE, ROUND W/HOLES
•
VALVE SIZE: 4.000 INCHES IN
•
BONNET TYPE: OUTSIDE SCREW-YOKE
•
BOLT HOLE QUANTITY: 8
•
FLANGE DIAMETER: 7.687 INCHES IN
TECHNICAL CHARACTERISTICS
INLET RELATIONSHIP WITH OUTLETIDENTICAL
FLANGE FACE DESIGNPLAIN
STEM TYPERISING
CONNECTION TYPEFLANGE, ROUND W/HOLES
VALVE SIZE4.000 INCHES IN
BONNET TYPEOUTSIDE SCREW-YOKE
BOLT HOLE QUANTITY8
FLANGE DIAMETER7.687 INCHES IN
BONNET ATTACHMENT METHODBOLTED
FACE TO FACE DISTANCE6.750 INCHES IN
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
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 1305-020-4IN?
1305-020-4IN is a VALVE,GATE.
What is the NSN for 1305-020-4IN?
1305-020-4IN is cataloged in the U.S. Government catalog under NSN 4820-01-437-8265. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.