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V3273ASSYB1 1-2 — VALVE,BALL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

V3273ASSYB1 1-2: VALVE,BALL.

The VALVE,BALL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY 903 BODY, valve_size: 1.500 INCHES IN, flange_shape: ROUND WITH HOLES ALL ENDS, connection_type: FLANGE ALL ENDS, style_designator: STRAIGHT THRU FLANGED ENDS, nominal_thickness: 0.812 INCHES ALL ENDS IN. This part is cataloged in the U.S.

Government catalog under NSN 4820-01-067-1871, 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
V3273ASSYB1 1-2
NSN: 4820-01-067-1871
FSC: 4820 — Valves, Nonpowered
CAGE: 52659 — ROCKWOOD SYSTEMS CORP (USA)
SPECIFICATIONS
materialCOPPER ALLOY 903 BODY
valve_size1.500 INCHES IN
flange_shapeROUND WITH HOLES ALL ENDS
connection_typeFLANGE ALL ENDS
style_designatorSTRAIGHT THRU FLANGED ENDS
nominal_thickness0.812 INCHES ALL ENDS IN
bolt_hole_quantity6 ALL ENDS
flange_face_designPLAIN ALL ENDS
face_to_face_distance7.875 INCHES IN
valve_operation_methodMANUAL
nominal_outside_diameter5.062 INCHES ALL ENDS IN
bolt_hole_nominal_diameter0.312 INCHES ALL ENDS IN
NSN4820-01-067-1871
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: V3273ASSYB1 1-2 · 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
•
FLANGE SHAPE: ROUND WITH HOLES ALL ENDS
•
FLANGE FACE DESIGN: PLAIN ALL ENDS
•
BOLT CIRCLE NOMINAL DIAMETER: 3.625 INCHES ALL ENDS IN
•
CONNECTION TYPE: FLANGE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS
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MATERIAL DOCUMENT AND CLASSIFICATION: QQ-C-390,ALLOY D5/D FED SPEC SINGLE MATERIAL RESPONSE BODY
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BOLT HOLE NOMINAL DIAMETER: 0.312 INCHES ALL ENDS IN
•
VALVE SIZE: 1.500 INCHES IN
TECHNICAL CHARACTERISTICS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER3.625 INCHES ALL ENDS IN
CONNECTION TYPEFLANGE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-C-390,ALLOY D5/D FED SPEC SINGLE MATERIAL RESPONSE BODY
BOLT HOLE NOMINAL DIAMETER0.312 INCHES ALL ENDS IN
VALVE SIZE1.500 INCHES IN
NOMINAL OUTSIDE DIAMETER5.062 INCHES ALL ENDS IN
BOLT HOLE QUANTITY6 ALL ENDS
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
V3273ASSYBReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Semi-active item — no replacement plannedNo demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is V3273ASSYB1 1-2?
V3273ASSYB1 1-2 is a VALVE,BALL.
What parts can replace V3273ASSYB1 1-2?
There is 1 known substitute for V3273ASSYB1 1-2: V3273ASSYB. Substitute compatibility should be verified for your specific system.
What is the NSN for V3273ASSYB1 1-2?
V3273ASSYB1 1-2 is cataloged in the U.S. Government catalog under NSN 4820-01-067-1871. 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.