PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4980 ITEM 5Valve,float

Howell Laboratories Inc Dba Howell Laboratories Inc · NSN 4820-01-317-4346 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-317-4346 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-317-4346. Primary manufacturer part number: 4980 ITEM 5.
Features
  • Valve,float — FSC 4820
  • Style Designator: STRAIGHT THRU
  • Media for Which Designed: WATER, SALT SINGLE RESPONSE
  • Valve Operation Method: AUTOMATIC
  • 3 verified cross-references
  • Primary manufacturer: Howell Laboratories Inc Dba Howell Laboratories Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,float, cataloged under National Stock Number 4820-01-317-4346, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Howell Laboratories Inc Dba Howell Laboratories Inc. Government technical data includes 3 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
NSN4820-01-317-4346
Primary Part Number4980 ITEM 5
Item NameValve,float
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHowell Laboratories Inc Dba Howell Laboratories Inc
StatusACTIVE
Style DesignatorSTRAIGHT THRU
Media for Which DesignedWATER, SALT SINGLE RESPONSE
Valve Operation MethodAUTOMATIC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
3040-00-164-0670 INTERCHANGEABLE
Detent Plate
6810-00-754-25484980-04 INTERCHANGEABLE
Petroleum Ether
Avantor Performance Materials, Inc.
1560-00-778-7359 INTERCHANGEABLE
Cover,access,aircraft
5330-00-997-63374980 INTERCHANGEABLE
Seal,plain Encased
Skf Usa Inc. Dba Skf Aerospace Sealing Solutions
6105-01-144-14034980 INTERCHANGEABLE
Motor,alternating Current
Hoyt Corporation
7510-01-159-9959119-134 INTERCHANGEABLE
Ribbon,inking
Data General Corporation
4730-01-317-48944980D-G502 INTERCHANGEABLE
Trap,moisture
Howell Laboratories Inc Dba Howell Laboratories Inc
5330-01-346-0305 INTERCHANGEABLE
Gasket
Cross-Reference Index
Part NumberManufacturer
4980 ITEM 5 Howell Laboratories Inc Dba Howell Laboratories Inc (USA)
4640C-G502 Howell Laboratories Inc Dba Howell Laboratories Inc (USA)
4980 Howell Laboratories Inc Dba Howell Laboratories Inc (USA)
Related Parts
3040-00-164-0670INTERCHANGEABLE
DETENT PLATE
6810-00-754-2548INTERCHANGEABLE
PETROLEUM ETHER
4980-04
1560-00-778-7359INTERCHANGEABLE
COVER,ACCESS,AIRCRAFT
5330-00-997-6337INTERCHANGEABLE
SEAL,PLAIN ENCASED
4980
6105-01-144-1403INTERCHANGEABLE
MOTOR,ALTERNATING CURRENT
4980
7510-01-159-9959INTERCHANGEABLE
RIBBON,INKING
119-134
4730-01-317-4894INTERCHANGEABLE
TRAP,MOISTURE
4980D-G502
5330-01-346-0305INTERCHANGEABLE
GASKET

Frequently Asked Questions

What is NSN 4820-01-317-4346?

NSN 4820-01-317-4346 is a Valve,float, manufactured by Howell Laboratories Inc Dba Howell Laboratories Inc, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-317-4346?

NSN 4820-01-317-4346 has 3 cross-referenced part numbers: 4980 ITEM 5 (Howell Laboratories Inc Dba Howell Laboratories Inc), 4640C-G502 (Howell Laboratories Inc Dba Howell Laboratories Inc), 4980 (Howell Laboratories Inc Dba Howell Laboratories Inc).

What NSN replaces 4820-01-317-4346?

There are 8 known substitutes for 4820-01-317-4346: 3040-00-164-0670, 6810-00-754-2548, 1560-00-778-7359 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4980 ITEM 5?

Key specifications for 4980 ITEM 5: Style Designator: STRAIGHT THRU; Media for Which Designed: WATER, SALT SINGLE RESPONSE; Valve Operation Method: AUTOMATIC. 3 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com