PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B-2255Shaft,valve

Hunt Valve Company, Inc. · NSN 3040-01-161-6560 · FSC 3040 · No Item Name Available
Verified by PartsTable
NSN 3040-01-161-6560 — this item is cataloged by the U.S. Government under National Stock Number 3040-01-161-6560. Primary manufacturer part number: B-2255.
Features
  • Shaft,valve — FSC 3040
  • General Characteristics Item Description: MATERIAL STAINLESS STEEL
  • 2 verified cross-references
  • Primary manufacturer: Hunt Valve Company, Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Shaft,valve, cataloged under National Stock Number 3040-01-161-6560, is classified within Federal Supply Class 3040 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Hunt Valve Company, Inc.. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3040-01-161-6560
Primary Part NumberB-2255
Item NameShaft,valve
FSC / FSG3040 / 30 — No Item Name Available
ManufacturerHunt Valve Company, Inc.
StatusACTIVE
General Characteristics Item DescriptionMATERIAL STAINLESS STEEL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
4820-01-278-0926900021 INTERCHANGEABLE
Disk,valve
Niantic Tool, Inc. Dba Niantic Tool Co
Cross-Reference Index
Part NumberManufacturer
B-2255 PRIMARY Hunt Valve Company, Inc. (USA)
B-2255 P J Valves Inc (USA)
Related Parts
4820-01-278-0926INTERCHANGEABLE
DISK,VALVE
900021

Frequently Asked Questions

What is NSN 3040-01-161-6560?

NSN 3040-01-161-6560 is a Shaft,valve, manufactured by Hunt Valve Company, Inc., classified under FSC 3040 (No Item Name Available). Status: active.

What are the part numbers for NSN 3040-01-161-6560?

NSN 3040-01-161-6560 has 2 cross-referenced part numbers: B-2255 (Hunt Valve Company, Inc.), B-2255 (P J Valves Inc).

What NSN replaces 3040-01-161-6560?

There is 1 known substitute for 3040-01-161-6560: 4820-01-278-0926. Verify interchangeability with system specifications before substitution.

What are the specifications of B-2255?

Key specifications for B-2255: General Characteristics Item Description: MATERIAL STAINLESS STEEL. 1 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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