PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

120-7/8Valve,check

Henry Technologies, Inc. · NSN 4820-01-501-6700 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-501-6700 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-501-6700. Primary manufacturer part number: 120-7/8.
Features
  • Valve,check — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Henry Technologies, Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,check, cataloged under National Stock Number 4820-01-501-6700, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Henry Technologies, Inc.. This item has 3 commercial cross-references from 3 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
NSN4820-01-501-6700
Primary Part Number120-7/8
Item NameValve,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHenry Technologies, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5920-00-156-5743 INTERCHANGEABLE
Fuse,cartridge
5945-00-168-39052048-3 INTERCHANGEABLE
Relay,electromagnetic
Curtiss-Wright Controls Electronic Systems, Inc.
5133-00-232-2866 INTERCHANGEABLE
Drill,twist
5110-00-242-282712-978 INTERCHANGEABLE
Plane,rabbet
The Stanley Works Dba Stanley Proto
6625-00-334-8822 INTERCHANGEABLE
Oscillator Subassembly
4730-00-468-0129390013PC483 INTERCHANGEABLE
Bushing,pipe
Naval Sea Systems Command
4820-00-529-0769135-62078 INTERCHANGEABLE
Valve,check
Danfoss Power Solutions II, Llc
1680-00-627-506412078 INTERCHANGEABLE
Tube Assy,cable Con
Triumph Controls, Llc Dba Triumph Controls, Llc
1650-00-787-09307829553-01 INTERCHANGEABLE
Piston,linear Actuating Cylinder
Ogden Air Logistics Center
5935-00-849-94551200-0058 INTERCHANGEABLE
Socket,plug-in Electronic Compon
Keysight Technologies Inc
Cross-Reference Index
Part NumberManufacturer
120-7/8 Henry Technologies, Inc. (USA)
20483 Gse Holdings Inc. Dba Itw Military Gse Div Hobart Ground Systems (USA)
20483 Itw Gse Inc. (USA)
Related Parts
5920-00-156-5743INTERCHANGEABLE
FUSE,CARTRIDGE
5945-00-168-3905INTERCHANGEABLE
RELAY,ELECTROMAGNETIC
2048-3
5133-00-232-2866INTERCHANGEABLE
DRILL,TWIST
5110-00-242-2827INTERCHANGEABLE
PLANE,RABBET
12-978
6625-00-334-8822INTERCHANGEABLE
OSCILLATOR SUBASSEMBLY
4730-00-468-0129INTERCHANGEABLE
BUSHING,PIPE
390013PC483
4820-00-529-0769INTERCHANGEABLE
VALVE,CHECK
135-62078
1680-00-627-5064INTERCHANGEABLE
TUBE ASSY,CABLE CON
12078
1650-00-787-0930INTERCHANGEABLE
PISTON,LINEAR ACTUATING CYLINDER
7829553-01
5935-00-849-9455INTERCHANGEABLE
SOCKET,PLUG-IN ELECTRONIC COMPON
1200-0058
5307-01-022-5346INTERCHANGEABLE
STUD
12078
3439-01-205-0289INTERCHANGEABLE
SOLDERING FORK,ELECTRIC
R12078

Frequently Asked Questions

What is NSN 4820-01-501-6700?

NSN 4820-01-501-6700 is a Valve,check, manufactured by Henry Technologies, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-501-6700?

NSN 4820-01-501-6700 has 3 cross-referenced part numbers: 120-7/8 (Henry Technologies, Inc.), 20483 (Gse Holdings Inc. Dba Itw Military Gse Div Hobart Ground Systems), 20483 (Itw Gse Inc.).

What NSN replaces 4820-01-501-6700?

There are 12 known substitutes for 4820-01-501-6700: 5920-00-156-5743, 5945-00-168-3905, 5133-00-232-2866 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 120-7/8?

Key specifications for 120-7/8: End Item Identification: F-22 ACFT. 1 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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