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V-3281 — VALVE,BALL

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

V-3281: VALVE,BALL.

The VALVE,BALL is a the manufacturer industrial component. Key specifications include material: COPPER ALLOY BODY, valve_size: 0.500 INCHES0.500 INCHES IN, flange_shape: ROUND WITH HOLES FIRST ENDROUND WITH HOLES FIRST END, overall_length: 2.720 INCHES NOMINAL IN, connection_type: FLANGE FIRST ENDFLANGE FIRST END, style_designator: STRAIGHT THRU FLANGED ENDSSTRAIGHT THRU FLANGED ENDS. This part is cataloged in the U.S.

Government catalog under NSN 5310-01-067-3643, 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
V-3281
NSN: 5310-01-067-3643
NIINs: 010673643, 010673644, 011852297
FSC: 5310 — Nuts and Washers
CAGE: 03670 — TYCO FIRE PRODUCTS LP (USA)
SPECIFICATIONS
materialCOPPER ALLOY BODY
valve_size0.500 INCHES0.500 INCHES IN
flange_shapeROUND WITH HOLES FIRST ENDROUND WITH HOLES FIRST END
overall_length2.720 INCHES NOMINAL IN
connection_typeFLANGE FIRST ENDFLANGE FIRST END
style_designatorSTRAIGHT THRU FLANGED ENDSSTRAIGHT THRU FLANGED ENDS
nominal_thickness0.688 INCHES FIRST END0.688 INCHES FIRST END IN
bolt_hole_quantity3 FIRST END3 FIRST END
flange_face_designPLAIN FIRST ENDPLAIN FIRST END
face_to_face_distance4.000 INCHES4.000 INCHES IN
valve_operation_methodMANUALMANUAL
stem_actuating_end_typeTHREADED EXTERNALLY
NSN5310-01-067-3643
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: V-3281 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
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GENERAL CHARACTERISTICS ITEM DESCRIPTION: BRONZE QQ-P-330A A
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONBRONZE QQ-P-330A A
PART NAME ASSIGNED BY CONTROLLING AGENCYNAVY SPECIAL PROJECT
SUBSTITUTES & CROSS-REFERENCES 2
V-5446PIECE7Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
V3381Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is V-3281?
V-3281 is a VALVE,BALL.
What parts can replace V-3281?
There are 2 known substitutes for V-3281: V-5446PIECE7, V3381. Substitute compatibility should be verified for your specific system.
What is the NSN for V-3281?
V-3281 is cataloged in the U.S. Government catalog under NSN 5310-01-067-3643. This indicates validated use in U.S. government and defense supply chains.
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