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V3274 — VALVE,BALL

✓ Government record, cited
— · GATE VALVE
PRODUCT OVERVIEW

V3274: VALVE,BALL.

The VALVE,BALL is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON SEAT, valve_size: 1.250 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 4820-01-059-0349, 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
V3274
NSN: 4820-01-059-0349
NIINs: 010590349, 010669531, 010694950
FSC: 4820 — Valves, Nonpowered
CAGE: 03670 — TYCO FIRE PRODUCTS LP (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON SEAT
valve_size1.250 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_quantity4 ALL ENDS
flange_face_designPLAIN ALL ENDS
face_to_face_distance7.625 INCHES IN
valve_operation_methodMANUAL
nominal_outside_diameter4.500 INCHES ALL ENDS IN
bolt_hole_nominal_diameter0.562 INCHES ALL ENDS IN
NSN4820-01-059-0349
COMPONENT DIAGRAM
GATE VALVE — FULL OPEN OR FULL CLOSE ONLY Rising STEM BONNET FLOW → → FLOW SEATS — — SIZE: — · — · — PN: V3274 · 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: 3.562 INCHES ALL ENDS IN
•
CONNECTION TYPE: FLANGE ALL ENDS
•
STYLE DESIGNATOR: STRAIGHT THRU FLANGED ENDS
•
MATERIAL DOCUMENT AND CLASSIFICATION: -1L-C-20159,TYPE 2 MIL SPEC SINGLE MATERIAL RESPONSE BODY
•
BOLT HOLE NOMINAL DIAMETER: 0.312 INCHES ALL ENDS IN
•
VALVE SIZE: 1.250 INCHES IN
TECHNICAL CHARACTERISTICS
FLANGE SHAPEROUND WITH HOLES ALL ENDS
FLANGE FACE DESIGNPLAIN ALL ENDS
BOLT CIRCLE NOMINAL DIAMETER3.562 INCHES ALL ENDS IN
CONNECTION TYPEFLANGE ALL ENDS
STYLE DESIGNATORSTRAIGHT THRU FLANGED ENDS
MATERIAL DOCUMENT AND CLASSIFICATION-1L-C-20159,TYPE 2 MIL SPEC SINGLE MATERIAL RESPONSE BODY
BOLT HOLE NOMINAL DIAMETER0.312 INCHES ALL ENDS IN
VALVE SIZE1.250 INCHES IN
NOMINAL OUTSIDE DIAMETER4.500 INCHES ALL ENDS IN
BOLT HOLE QUANTITY4 ALL ENDS
SUBSTITUTES & CROSS-REFERENCES 1
V3274ASSYB1 1-4Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
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 V3274?
V3274 is a VALVE,BALL.
What parts can replace V3274?
There is 1 known substitute for V3274: V3274ASSYB1 1-4. Substitute compatibility should be verified for your specific system.
What is the NSN for V3274?
V3274 is cataloged in the U.S. Government catalog under NSN 4820-01-059-0349. 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.