PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

110500Valve,check

Sealco Air Controls Inc · NSN 4820-01-497-8729 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-497-8729 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-497-8729. Primary manufacturer part number: 110500.
Features
  • Valve,check — FSC 4820
  • Style Designator: OFFSET
  • Nominal Pipe Size Accommodated: 0.375 INCHES FIRST END IN
  • Valve Operation Method: AUTOMATIC
  • Flow Control Device: PISTON
  • Nominal Pipe Size Accommodated: 0.500 INCHES SECOND END IN
  • 2 verified cross-references
  • Primary manufacturer: Sealco Air Controls Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-497-8729, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Sealco Air Controls Inc. Government technical data includes 5 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 10 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN4820-01-497-8729
Primary Part Number110500
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerSealco Air Controls Inc
StatusCANCELLED
Style DesignatorOFFSET
Nominal Pipe Size Accommodated0.375 INCHES FIRST END IN
Valve Operation MethodAUTOMATIC
Flow Control DevicePISTON
Nominal Pipe Size Accommodated0.500 INCHES SECOND END IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 10
5305-00-011-050015X425 INTERCHANGEABLE
Screw,machine
Napco International Llc Dba Napco International Inc
5950-00-147-0596 INTERCHANGEABLE
Transformer,power
5330-00-677-89478032250 INTERCHANGEABLE
Packing with Retainer
Us Army Aviation and Missile Command
3020-01-038-4491110500 INTERCHANGEABLE
Chain
Renold Power Transmission Limited
5998-01-083-2750 INTERCHANGEABLE
Extender Card,electronic Test
6140-01-315-5727452-0130 INTERCHANGEABLE
Battery,storage
Sagem Avionics Inc.
4220-01-482-12370110251-1 INTERCHANGEABLE
Beaded Handle Lh
Bae Systems Land & Armaments L.p.
4220-01-482-12390110251-2 INTERCHANGEABLE
Beaded Handle Rh
Bae Systems Land & Armaments L.p.
4820-01-497-8724110501 INTERCHANGEABLE
Parts Kit,check Valve
Sealco Air Controls Inc
4820-01-596-0164110500 INTERCHANGEABLE
Valve,linear,directional Control
Globe Trailer Manufacturing, Inc Dba Globe Trailers
Cross-Reference Index
Part NumberManufacturer
110500 PRIMARY Sealco Air Controls Inc (USA)
55710035 Sealco Air Controls Inc (USA)
Related Parts
5305-00-011-0500INTERCHANGEABLE
SCREW,MACHINE
15X425
5950-00-147-0596INTERCHANGEABLE
TRANSFORMER,POWER
5330-00-677-8947INTERCHANGEABLE
PACKING WITH RETAINER
8032250
3020-01-038-4491INTERCHANGEABLE
CHAIN
110500
5998-01-083-2750INTERCHANGEABLE
EXTENDER CARD,ELECTRONIC TEST
6140-01-315-5727INTERCHANGEABLE
BATTERY,STORAGE
452-0130
4220-01-482-1237INTERCHANGEABLE
BEADED HANDLE LH
0110251-1
4220-01-482-1239INTERCHANGEABLE
BEADED HANDLE RH
0110251-2
4820-01-497-8724INTERCHANGEABLE
PARTS KIT,CHECK VALVE
110501
4820-01-596-0164INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
110500

Frequently Asked Questions

What is NSN 4820-01-497-8729?

NSN 4820-01-497-8729 is a Valve,check, manufactured by Sealco Air Controls Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-01-497-8729?

NSN 4820-01-497-8729 has 2 cross-referenced part numbers: 110500 (Sealco Air Controls Inc), 55710035 (Sealco Air Controls Inc).

What NSN replaces 4820-01-497-8729?

There are 10 known substitutes for 4820-01-497-8729: 5305-00-011-0500, 5950-00-147-0596, 5330-00-677-8947 and 7 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 110500?

Key specifications for 110500: Style Designator: OFFSET; Nominal Pipe Size Accommodated: 0.375 INCHES FIRST END IN; Special Features: FILTER INCLUDED; Valve Operation Method: AUTOMATIC. 6 total characteristics are documented in the Federal Logistics Information System.

Is NSN 4820-01-497-8729 still in active supply?

NSN 4820-01-497-8729 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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