PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A21970Belts,v,matched Set

Joy Mfg Co Air Power Group Michigan City Plant · NSN 3030-00-050-7297 · FSC 3030 · No Item Name Available
Verified by PartsTable
NSN 3030-00-050-7297 — this item is cataloged by the U.S. Government under National Stock Number 3030-00-050-7297. Primary manufacturer part number: A21970.
Features
  • Belts,v,matched Set — FSC 3030
  • Style Designator: PLAIN
  • Nominal Pitch Length: 76.800 INCHES IN
  • Nominal Width: 0.660 INCHES IN
  • Material: FIBER AND RUBBER AND FIBER SYNTHETIC AND RUBBER CHLOROPRENE CLASS CR AND RUBBER SYNTHETIC OVERALL
  • Belt Quantity: 3
  • Strengthening Feature: SYNTHETIC CORD
  • Cross-Sectional Size: B
Applications
  • Applications requiring Fiber and Rubber and Fiber Synthetic and Rubber Chloroprene Class Cr and Rubber Synthetic Overall construction
General Description

The Belts,v,matched Set, cataloged under National Stock Number 3030-00-050-7297, is classified within Federal Supply Class 3030 (No Item Name Available) of the Mechanical Power Transmission Equipment group. The primary manufacturer of record is Joy Mfg Co Air Power Group Michigan City Plant. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 19 commercial cross-references from 11 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN3030-00-050-7297
Primary Part NumberA21970
Item NameBelts,v,matched Set
FSC / FSG3030 / 30 — No Item Name Available
ManufacturerJoy Mfg Co Air Power Group Michigan City Plant
StatusCANCELLED
Style DesignatorPLAIN
Nominal Pitch Length76.800 INCHES IN
Nominal Width0.660 INCHES IN
MaterialFIBER AND RUBBER AND FIBER SYNTHETIC AND RUBBER CHLOROPRENE CLASS CR AND RUBBER SYNTHETIC OVERALL
Belt Quantity3
Strengthening FeatureSYNTHETIC CORD
Cross-Sectional SizeB
Performance TypeSTANDARD CAPACITY
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
3030-00-169-5691BX75-3 INTERCHANGEABLE
Belts,v,matched Set
Carlisle Power Transmission Products Inc
5133-00-228-1385 INTERCHANGEABLE
Drill,twist
2805-00-277-42881A60411 INTERCHANGEABLE
Pin,piston
Napco International Llc Dba Napco International Inc
1620-00-343-5368B-753 INTERCHANGEABLE
Joint,steering Metering
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4320-00-398-780110099 INTERCHANGEABLE
Ring,wearing
Rps-Fl, Inc. Dba Rps Inc
6105-00-480-2721833937 INTERCHANGEABLE
Motor,alternating Current
Whirlpool Corp Dba Whirlpool Corp
4730-00-541-5010 INTERCHANGEABLE
Trap,steam
5965-00-549-0220 INTERCHANGEABLE
Earphone Element
9390-00-616-084910099 INTERCHANGEABLE
Nonmetallic Rod
Itw Food Equipment Group Llc Dba Gaylord Industries
5330-01-181-490110099 INTERCHANGEABLE
Packing
M. E. Industries, Inc.
Cross-Reference Index
Part NumberManufacturer
A21970 Joy Mfg Co Air Power Group Michigan City Plant (USA)
B75-3 Carlisle Power Transmission Products Inc (USA)
A21970 Joy Global Underground Mining Llc (USA)
3B75-3 Quality Rubber and Transmission Co (USA)
A219770 Joy Mfg Co Air Power Group Michigan City Plant (USA)
B75-3 Boston Industrial Products Inc Sub of Dana Corp (USA)
A219770-3 Joy Global Underground Mining Llc (USA)
10099 Republic Machinery Co Inc Dba Republic Lagun Machine Tool Co (USA)
MS39256-3B75 Military Standards Promulgated by Military Departments Under Authority of Defense Standardization Manual 4120 3-M
A219770 Joy Global Underground Mining Llc (USA)
MW1505-3 Carlisle Power Transmission Products Inc (USA)
3B75 Quality Rubber and Transmission Co (USA)
B75-3 Parker-Hannifin Corporation Dba Industrial Hose Product Division Div Hose Products Division (USA)
A-A-52160/3B75 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
B-75 SET 3 Republic Machinery Co Inc Dba Republic Lagun Machine Tool Co (USA)
MW1505-3 Parker-Hannifin Corporation Dba Industrial Hose Product Division Div Hose Products Division (USA)
ZZ-B-225 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
10099 American Machinery Inc Dba Amr American Machinery & Re-Mfg. Div Amr-Dod Contracting (USA)
A-A-52160 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
3030-00-169-5691INTERCHANGEABLE
BELTS,V,MATCHED SET
BX75-3
5133-00-228-1385INTERCHANGEABLE
DRILL,TWIST
2805-00-277-4288INTERCHANGEABLE
PIN,PISTON
1A60411
1620-00-343-5368INTERCHANGEABLE
JOINT,STEERING METERING
B-753
4320-00-398-7801INTERCHANGEABLE
RING,WEARING
10099
6105-00-480-2721INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
833937
4730-00-541-5010INTERCHANGEABLE
TRAP,STEAM
5965-00-549-0220INTERCHANGEABLE
EARPHONE ELEMENT
9390-00-616-0849INTERCHANGEABLE
NONMETALLIC ROD
10099
5330-01-181-4901INTERCHANGEABLE
PACKING
10099
5360-01-190-2170INTERCHANGEABLE
SPRING,FLAT
10099
5331-01-323-1080INTERCHANGEABLE
O-RING

Frequently Asked Questions

What is NSN 3030-00-050-7297?

NSN 3030-00-050-7297 is a Belts,v,matched Set, manufactured by Joy Mfg Co Air Power Group Michigan City Plant, classified under FSC 3030 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 3030-00-050-7297?

NSN 3030-00-050-7297 has 19 cross-referenced part numbers: A21970 (Joy Mfg Co Air Power Group Michigan City Plant), B75-3 (Carlisle Power Transmission Products Inc), A21970 (Joy Global Underground Mining Llc), 3B75-3 (Quality Rubber and Transmission Co), A219770 (Joy Mfg Co Air Power Group Michigan City Plant) and 14 more.

What NSN replaces 3030-00-050-7297?

There are 12 known substitutes for 3030-00-050-7297: 3030-00-169-5691, 5133-00-228-1385, 2805-00-277-4288 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A21970?

Key specifications for A21970: Style Designator: PLAIN; Nominal Pitch Length: 76.800 INCHES IN; Nominal Width: 0.660 INCHES IN; Material: FIBER AND RUBBER AND FIBER SYNTHETIC AND RUBBER CHLOROPRENE CLASS CR AND RUBBER SYNTHETIC OVERALL. 8 total characteristics are documented in the Federal Logistics Information System.

Is NSN 3030-00-050-7297 still in active supply?

NSN 3030-00-050-7297 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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