PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

V251Elbow,tube

H-P Products Inc · NSN 4730-00-497-6442 · FSC 4730 · No Item Name Available
Verified by PartsTable
NSN 4730-00-497-6442 — this item is cataloged by the U.S. Government under National Stock Number 4730-00-497-6442. Primary manufacturer part number: V251.
Features
  • Elbow,tube — FSC 4730
  • Surface Treatment: ZINC OVERALL
  • Nominal Outside Diameter Tube Accommodated: 2.500 INCHES ALL ENDS IN
  • Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY MATERIAL
  • Connection Type: UNTHREADED INTERNAL TUBE ALL ENDS
  • Media for Which Designed: AIR SINGLE RESPONSE
  • Flow Angle: 45.0 DEGREES
  • Connection Style: SOCKET (TUBE) ALL ENDS
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
  • Applications requiring Steel Overall construction
General Description

The Elbow,tube, cataloged under National Stock Number 4730-00-497-6442, is classified within Federal Supply Class 4730 (No Item Name Available) of the Pipe, Tubing, Hose, and Fittings group. The primary manufacturer of record is H-P Products Inc. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4730-00-497-6442
Primary Part NumberV251
Item NameElbow,tube
FSC / FSG4730 / 47 — No Item Name Available
ManufacturerH-P Products Inc
StatusACTIVE
Surface TreatmentZINC OVERALL
Nominal Outside Diameter Tube Accommodated2.500 INCHES ALL ENDS IN
Reference Number Differentiating CharacteristicsAS DIFFERENTIATED BY MATERIAL
Connection TypeUNTHREADED INTERNAL TUBE ALL ENDS
Media for Which DesignedAIR SINGLE RESPONSE
Flow Angle45.0 DEGREES
Connection StyleSOCKET (TUBE) ALL ENDS
Leg Length4.500 INCHES NOMINAL ALL ENDS IN
MaterialSTEEL OVERALL
Tubing Wall Nominal Thickness for Which Designed0.065 INCHES ALL ENDS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
3439-00-808-1581 INTERCHANGEABLE
Tip,electric Soldering Iron
5355-00-999-9389V25-1 INTERCHANGEABLE
Knob
Vemaline Products Inc Dba Handles Unlimited Div Handles Unlimited
Cross-Reference Index
Part NumberManufacturer
V251 H-P Products Inc (USA)
Related Parts
3439-00-808-1581INTERCHANGEABLE
TIP,ELECTRIC SOLDERING IRON
5355-00-999-9389INTERCHANGEABLE
KNOB
V25-1

Frequently Asked Questions

What is NSN 4730-00-497-6442?

NSN 4730-00-497-6442 is a Elbow,tube, manufactured by H-P Products Inc, classified under FSC 4730 (No Item Name Available). Status: active.

What are the part numbers for NSN 4730-00-497-6442?

NSN 4730-00-497-6442 has 1 cross-referenced part number: V251 (H-P Products Inc).

What NSN replaces 4730-00-497-6442?

There are 2 known substitutes for 4730-00-497-6442: 3439-00-808-1581, 5355-00-999-9389. Verify interchangeability with system specifications before substitution.

What are the specifications of V251?

Key specifications for V251: Surface Treatment: ZINC OVERALL; Nominal Outside Diameter Tube Accommodated: 2.500 INCHES ALL ENDS IN; Reference Number Differentiating Characteristics: AS DIFFERENTIATED BY MATERIAL; Connection Type: UNTHREADED INTERNAL TUBE ALL ENDS. 11 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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