PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B413Disk,by Pass Valve,

Opw Fueling Components Inc. Div Opw Fueling Components · NSN 2990-00-321-6394 · FSC 2990 · No Item Name Available
Verified by PartsTable
NSN 2990-00-321-6394 — this item is cataloged by the U.S. Government under National Stock Number 2990-00-321-6394. Primary manufacturer part number: B413.
Features
  • Disk,by Pass Valve, — FSC 2990
  • 3 verified cross-references
  • Primary manufacturer: Opw Fueling Components Inc. Div Opw Fueling Components
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Disk,by Pass Valve,, cataloged under National Stock Number 2990-00-321-6394, is classified within Federal Supply Class 2990 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Opw Fueling Components Inc. Div Opw Fueling Components. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameDisk,by Pass Valve,
FSC / FSG2990 — No Item Name Available (FSG 29)
ManufacturersOpw Fueling Components Inc. Div Opw Fueling Components (CAGE 81718); Diamond Reo Truck Co (CAGE 56442); U S Army Tank Automotive Command Amsta-Im-Mm (CAGE 19207)
Technical Specifications
ParameterValue
NSN2990-00-321-6394
Primary Part NumberB413
Item NameDisk,by Pass Valve,
FSC / FSG2990 / 29 — No Item Name Available
ManufacturerOpw Fueling Components Inc. Div Opw Fueling Components
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5365-00-810-6293B4-13 INTERCHANGEABLE
Spacer,sleeve
Roller Bearing Co of America, Inc Div Pic Design
5940-01-009-5568B413 INTERCHANGEABLE
Terminal,lug
Abb Installation Products Inc
5330-01-126-069210-1176 INTERCHANGEABLE
Seal
Fabwright Inc
Cross-Reference Index
Part NumberManufacturer
B413 PRIMARY Opw Fueling Components Inc. Div Opw Fueling Components (USA)
817E17 Diamond Reo Truck Co (USA)
8330113 U S Army Tank Automotive Command Amsta-Im-Mm (USA)
Related Parts
5365-00-810-6293INTERCHANGEABLE
SPACER,SLEEVE
B4-13
5940-01-009-5568INTERCHANGEABLE
TERMINAL,LUG
B413
5330-01-126-0692INTERCHANGEABLE
SEAL
10-1176

Frequently Asked Questions

What is NSN 2990-00-321-6394?

NSN 2990-00-321-6394 is a Disk,by Pass Valve,, manufactured by Opw Fueling Components Inc. Div Opw Fueling Components, classified under FSC 2990 (No Item Name Available). Status: active.

What are the part numbers for NSN 2990-00-321-6394?

NSN 2990-00-321-6394 has 3 cross-referenced part numbers: B413 (Opw Fueling Components Inc. Div Opw Fueling Components), 817E17 (Diamond Reo Truck Co), 8330113 (U S Army Tank Automotive Command Amsta-Im-Mm).

What NSN replaces 2990-00-321-6394?

There are 3 known substitutes for 2990-00-321-6394: 5365-00-810-6293, 5940-01-009-5568, 5330-01-126-0692. Verify interchangeability with system specifications before substitution.

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