PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

62003Valve,angle

Rotary Vacuum Pumps Inc · NSN 4820-01-050-3526 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-050-3526 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-050-3526. Primary manufacturer part number: 62003.
Features
  • Valve,angle — FSC 4820
  • Bolt Hole Nominal Diameter: 0.250 INCHES ALL ENDS IN
  • Center to Center Nominal Distance Between Bolt Holes Along Length: 2.000 INCHES ALL ENDS IN
  • Nominal Length: 2.500 INCHES ALL ENDS IN
  • Material: STEEL CORROSION RESISTING STEM
  • Valve Operation Method: MANUAL
  • Material: ALUMINUM ALLOY SEAT
  • Center to Center Nominal Distance Between Bolt Holes Along Width: 2.000 INCHES ALL ENDS IN
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Corrosion Resisting Stem construction
General Description

The Valve,angle, cataloged under National Stock Number 4820-01-050-3526, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Rotary Vacuum Pumps Inc. Government technical data includes 22 verified specifications, 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. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-050-3526
Primary Part Number62003
Item NameValve,angle
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerRotary Vacuum Pumps Inc
StatusACTIVE
Bolt Hole Nominal Diameter0.250 INCHES ALL ENDS IN
Center to Center Nominal Distance Between Bolt Holes Along Length2.000 INCHES ALL ENDS IN
Nominal Length2.500 INCHES ALL ENDS IN
MaterialSTEEL CORROSION RESISTING STEM
Valve Operation MethodMANUAL
MaterialALUMINUM ALLOY SEAT
Center to Center Nominal Distance Between Bolt Holes Along Width2.000 INCHES ALL ENDS IN
Style DesignatorANGLE FLANGED ENDS
Flange Face DesignPLAIN ALL ENDS
Second Connection Face to Centerline Distance1.250 INCHES IN
Nominal Width2.500 INCHES ALL ENDS IN
MaterialALUMINUM ALLOY BODY
MaterialCOPPER PACKING
MaterialALUMINUM ALLOY AND RUBBER SYNTHETIC FLOW CONTROL DEVICE
First Connection Face to Centerline Distance1.625 INCHES IN
Bolt Hole Quantity4 ALL ENDS
Valve Size1.500 INCHES IN
Connection TypeFLANGE ALL ENDS
Flange ShapeRECTANGULAR WITH HOLES ALL ENDS
Bonnet Attachment MethodBOLTED
Flow Control DeviceDISK
Bonnet TypeINSIDE SCREW
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5310-00-013-1207 INTERCHANGEABLE
Washer,lock
9330-00-052-47327000123395 INTERCHANGEABLE
Plastic Strip,pressure Sensitive
3m Company
4935-00-084-0095 INTERCHANGEABLE
Infrared Point Sour
5961-00-137-45431853-0233 INTERCHANGEABLE
Transistor
Keysight Technologies Inc
2910-00-146-0636443269C91 INTERCHANGEABLE
Carburetor,float
Navistar Intl Corp Truck Br Ohio Plant
7510-00-148-72757000048516 INTERCHANGEABLE
Tape,pressure Sensitive Adhesive
3m Company
3110-00-155-61730051346 INTERCHANGEABLE
Bearing,ball,annular
New Holland Construction
3110-00-156-1715 INTERCHANGEABLE
Bearing,ball,thrust
1010-00-158-1816346201PC5 INTERCHANGEABLE
Retainer
Navair and Navsea Managed Original Design Activity Dwg Not Material/parts Supplier
5120-00-222-14024308 INTERCHANGEABLE
Clamp,screw,quick Adjusting
Adjustable Clamp Co
Cross-Reference Index
Part NumberManufacturer
62003 PRIMARY Rotary Vacuum Pumps Inc (USA)
4308 Roto-Air Inc (USA)
Related Parts
5310-00-013-1207INTERCHANGEABLE
WASHER,LOCK
9330-00-052-4732INTERCHANGEABLE
PLASTIC STRIP,PRESSURE SENSITIVE
7000123395
4935-00-084-0095INTERCHANGEABLE
INFRARED POINT SOUR
5961-00-137-4543INTERCHANGEABLE
TRANSISTOR
1853-0233
2910-00-146-0636INTERCHANGEABLE
CARBURETOR,FLOAT
443269C91
7510-00-148-7275INTERCHANGEABLE
TAPE,PRESSURE SENSITIVE ADHESIVE
7000048516
3110-00-155-6173INTERCHANGEABLE
BEARING,BALL,ANNULAR
0051346
3110-00-156-1715INTERCHANGEABLE
BEARING,BALL,THRUST
1010-00-158-1816INTERCHANGEABLE
RETAINER
346201PC5
5120-00-222-1402INTERCHANGEABLE
CLAMP,SCREW,QUICK ADJUSTING
4308
9330-00-242-6232INTERCHANGEABLE
PLASTIC STRIP,PRESSURE SENSITIVE
4320-00-243-9971INTERCHANGEABLE
ROTOR AND SHAFT PUMP ASSEMBLY

Frequently Asked Questions

What is NSN 4820-01-050-3526?

NSN 4820-01-050-3526 is a Valve,angle, manufactured by Rotary Vacuum Pumps Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-050-3526?

NSN 4820-01-050-3526 has 2 cross-referenced part numbers: 62003 (Rotary Vacuum Pumps Inc), 4308 (Roto-Air Inc).

What NSN replaces 4820-01-050-3526?

There are 12 known substitutes for 4820-01-050-3526: 5310-00-013-1207, 9330-00-052-4732, 4935-00-084-0095 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 62003?

Key specifications for 62003: Bolt Hole Nominal Diameter: 0.250 INCHES ALL ENDS IN; Center to Center Nominal Distance Between Bolt Holes Along Length: 2.000 INCHES ALL ENDS IN; Nominal Length: 2.500 INCHES ALL ENDS IN; Material: STEEL CORROSION RESISTING STEM. 23 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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