PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

B50-2Belts,v,matched Set

Muviq Usa, Llc · NSN 3030-00-528-0921 · FSC 3030 · No Item Name Available
Verified by PartsTable
NSN 3030-00-528-0921 — this item is cataloged by the U.S. Government under National Stock Number 3030-00-528-0921. Primary manufacturer part number: B50-2.
Features
  • Belts,v,matched Set — FSC 3030
  • Cross-Sectional Size: B
  • Performance Type: STANDARD CAPACITY
  • Material: FIBER AND RUBBER BODY
  • Nominal Pitch Length: 51.800 INCHES IN
  • Strengthening Feature: FIBER CORD
  • Style Designator: PLAIN
  • Belt Quantity: 2
Applications
  • Applications requiring Fiber and Rubber Body construction
General Description

The Belts,v,matched Set, cataloged under National Stock Number 3030-00-528-0921, is classified within Federal Supply Class 3030 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Muviq Usa, Llc. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 9 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3030-00-528-0921
Primary Part NumberB50-2
Item NameBelts,v,matched Set
FSC / FSG3030 / 30 — No Item Name Available
ManufacturerMuviq Usa, Llc
StatusCANCELLED
Cross-Sectional SizeB
Performance TypeSTANDARD CAPACITY
MaterialFIBER AND RUBBER BODY
Nominal Pitch Length51.800 INCHES IN
Strengthening FeatureFIBER CORD
Style DesignatorPLAIN
Belt Quantity2
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 4
6625-00-378-1330PN52-0-500VAC INTERCHANGEABLE
Voltmeter
Phaostron Instrument and Electronic Company
2520-00-460-6511 INTERCHANGEABLE
Wiper,valve
4820-00-918-2491103KD INTERCHANGEABLE
Cock,shutoff,screw Stem
Couplings Co Inc
1290-01-473-0844B502 INTERCHANGEABLE
Panel,indicator
Lockheed Martin Corp Dba Lockheed Martin Div Mst - Eagan
Cross-Reference Index
Part NumberManufacturer
B50-2 Contitech Usa, Inc Dba Veyance Technologies (USA)
B50-2 Hbd Industries, Inc Div Hbd/thermoid Inc (USA)
639919 White Consolidated Industries Inc Frigidaire Div (USA)
639919 General Motors Corp (USA)
B50-2 Gates Corporation (USA)
B50-2 PRIMARY Muviq Usa, Llc (USA)
B50-2 Goodyear Tire and Rubber Co the (USA)
B50-2 Pirelli Power Transmission Corp (USA)
B-3972 Cooper Machinery Services Llc (USA)
Related Parts
6625-00-378-1330INTERCHANGEABLE
VOLTMETER
PN52-0-500VAC
2520-00-460-6511INTERCHANGEABLE
WIPER,VALVE
4820-00-918-2491INTERCHANGEABLE
COCK,SHUTOFF,SCREW STEM
103KD
1290-01-473-0844INTERCHANGEABLE
PANEL,INDICATOR
B502

Frequently Asked Questions

What is NSN 3030-00-528-0921?

NSN 3030-00-528-0921 is a Belts,v,matched Set, manufactured by Muviq Usa, Llc, classified under FSC 3030 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3030-00-528-0921?

NSN 3030-00-528-0921 has 9 cross-referenced part numbers: B50-2 (Contitech Usa, Inc Dba Veyance Technologies), B50-2 (Hbd Industries, Inc Div Hbd/thermoid Inc), 639919 (White Consolidated Industries Inc Frigidaire Div), 639919 (General Motors Corp), B50-2 (Gates Corporation) and 4 more.

What NSN replaces 3030-00-528-0921?

There are 4 known substitutes for 3030-00-528-0921: 6625-00-378-1330, 2520-00-460-6511, 4820-00-918-2491 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of B50-2?

Key specifications for B50-2: Cross-Sectional Size: B; Performance Type: STANDARD CAPACITY; Material: FIBER AND RUBBER BODY; Nominal Pitch Length: 51.800 INCHES IN. 7 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3030-00-528-0921 still in active supply?

NSN 3030-00-528-0921 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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