PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

1085-2Valve,check

Tescom Corp Dba Tescom Div Tescom · NSN 4820-01-487-3040 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-487-3040 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-487-3040. Primary manufacturer part number: 1085-2.
Features
  • Valve,check — FSC 4820
  • Material: STEEL COMP 303 BODY
  • Valve Operation Method: MANUAL
  • 3 verified cross-references
  • Primary manufacturer: Tescom Corp Dba Tescom Div Tescom
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Steel Comp 303 Body construction
General Description

The Valve,check, cataloged under National Stock Number 4820-01-487-3040, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Tescom Corp Dba Tescom Div Tescom. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-487-3040
Primary Part Number1085-2
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerTescom Corp Dba Tescom Div Tescom
StatusACTIVE
MaterialSTEEL COMP 303 BODY
Valve Operation MethodMANUAL
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5910-00-103-1700066600414A0 102K INTERCHANGEABLE
Capacitor,fixed,mica Dielectric
Erie Specialty Products Inc
5315-00-188-0152MS24692-82 INTERCHANGEABLE
Pin,tapered,plain
National Aerospace Standards Committee Aerospace Industries Association of America Inc Not for Rfq or Solicitation Use
5950-00-628-2526 INTERCHANGEABLE
Transformer,power
5910-00-869-5900 INTERCHANGEABLE
Capacitor,fixed,electrolytic
3120-00-932-0887CA10994-11 INTERCHANGEABLE
Bushing,sleeve
Air & Liquid Systems Corporation Dba Buffalo Pumps
5935-01-352-482010852 INTERCHANGEABLE
Connector,plug,electrical
Ametek, Inc. Dba Aerospace Gst Div Aerospace
4820-01-487-3195389-6693 INTERCHANGEABLE
Parts Kit,valve
Tescom Corp Dba Tescom Div Tescom
5120-01-724-599110852 INTERCHANGEABLE
Bit,screwdriver
Bondhus Corp
Cross-Reference Index
Part NumberManufacturer
BOM 44-13XX-XXXX-186 FIND 152 Tescom Corp Dba Tescom Div Tescom (USA)
BOM 44-13XX-XXXX-186 Tescom Corp Dba Tescom Div Tescom (USA)
1085-2 PRIMARY Tescom Corp Dba Tescom Div Tescom (USA)
Related Parts
5910-00-103-1700INTERCHANGEABLE
CAPACITOR,FIXED,MICA DIELECTRIC
066600414A0 102K
5315-00-188-0152INTERCHANGEABLE
PIN,TAPERED,PLAIN
MS24692-82
5950-00-628-2526INTERCHANGEABLE
TRANSFORMER,POWER
5910-00-869-5900INTERCHANGEABLE
CAPACITOR,FIXED,ELECTROLYTIC
3120-00-932-0887INTERCHANGEABLE
BUSHING,SLEEVE
CA10994-11
5935-01-352-4820INTERCHANGEABLE
CONNECTOR,PLUG,ELECTRICAL
10852
4820-01-487-3195INTERCHANGEABLE
PARTS KIT,VALVE
389-6693
5120-01-724-5991INTERCHANGEABLE
BIT,SCREWDRIVER
10852

Frequently Asked Questions

What is NSN 4820-01-487-3040?

NSN 4820-01-487-3040 is a Valve,check, manufactured by Tescom Corp Dba Tescom Div Tescom, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-487-3040?

NSN 4820-01-487-3040 has 3 cross-referenced part numbers: BOM 44-13XX-XXXX-186 FIND 152 (Tescom Corp Dba Tescom Div Tescom), BOM 44-13XX-XXXX-186 (Tescom Corp Dba Tescom Div Tescom), 1085-2 (Tescom Corp Dba Tescom Div Tescom).

What NSN replaces 4820-01-487-3040?

There are 8 known substitutes for 4820-01-487-3040: 5910-00-103-1700, 5315-00-188-0152, 5950-00-628-2526 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 1085-2?

Key specifications for 1085-2: Special Features: .250 INCH,ELECTRO POLISHED IN; Material: STEEL COMP 303 BODY; End Item Identification: E/I:REGULATOR; Valve Operation Method: MANUAL. 4 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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