PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

C13BValve,vent

Keen Manufacturing Inc · NSN 4820-00-820-7017 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-820-7017 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-820-7017. Primary manufacturer part number: C13B.
Features
  • Valve,vent — FSC 4820
  • 7 verified cross-references
  • Primary manufacturer: Keen Manufacturing Inc
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Valve,vent, cataloged under National Stock Number 4820-00-820-7017, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Keen Manufacturing Inc. This item has 7 commercial cross-references from 6 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Catalog Facts
Item NameValve,vent
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersGeneral Electric Company (CAGE 07482); Keen Manufacturing Inc (CAGE 65493); Allison Transmission Inc Dba Allison Transmission, Inc (CAGE 73342); Rolls-Royce Corporation (CAGE 63005); Spalla Inc (CAGE 22852)
Technical Specifications
ParameterValue
NSN4820-00-820-7017
Primary Part NumberC13B
Item NameValve,vent
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerKeen Manufacturing Inc
StatusCANCELLED
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
4820-00-491-7390 INTERCHANGEABLE
Valve,vent
4920-00-982-4418 INTERCHANGEABLE
Tester,pitot and Static Systems
5140-01-049-7634 INTERCHANGEABLE
Roll,tools and Accessories
4820-01-099-4231C13B INTERCHANGEABLE
Valve,vent
Keen Manufacturing Inc
5905-01-128-7072144-546-1 INTERCHANGEABLE
Resistor Network,fixed,film
Bi Technologies Corporation Div Bi Technologies Corp.
5930-01-235-0550 INTERCHANGEABLE
Switch
5999-01-309-2104680-0031 INTERCHANGEABLE
Delay Line
Autek Systems Corp
Cross-Reference Index
Part NumberManufacturer
164A826P1 General Electric Company (USA)
C13-5B Keen Manufacturing Inc (USA)
6800031 Allison Transmission Inc Dba Allison Transmission, Inc (USA)
6800031 Rolls-Royce Corporation (USA)
6800031 Spalla Inc (USA)
C13B PRIMARY Keen Manufacturing Inc (USA)
6800031 General Motors Corp (USA)
Related Parts
4820-00-491-7390INTERCHANGEABLE
VALVE,VENT
4920-00-982-4418INTERCHANGEABLE
TESTER,PITOT AND STATIC SYSTEMS
5140-01-049-7634INTERCHANGEABLE
ROLL,TOOLS AND ACCESSORIES
4820-01-099-4231INTERCHANGEABLE
VALVE,VENT
C13B
5905-01-128-7072INTERCHANGEABLE
RESISTOR NETWORK,FIXED,FILM
144-546-1
5930-01-235-0550INTERCHANGEABLE
SWITCH
5999-01-309-2104INTERCHANGEABLE
DELAY LINE
680-0031

Frequently Asked Questions

What is NSN 4820-00-820-7017?

NSN 4820-00-820-7017 is a Valve,vent, manufactured by Keen Manufacturing Inc, classified under FSC 4820 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 4820-00-820-7017?

NSN 4820-00-820-7017 has 7 cross-referenced part numbers: 164A826P1 (General Electric Company), C13-5B (Keen Manufacturing Inc), 6800031 (Allison Transmission Inc Dba Allison Transmission, Inc), 6800031 (Rolls-Royce Corporation), 6800031 (Spalla Inc) and 2 more.

What NSN replaces 4820-00-820-7017?

There are 7 known substitutes for 4820-00-820-7017: 4820-00-491-7390, 4920-00-982-4418, 5140-01-049-7634 and 4 more. Verify interchangeability with system specifications before substitution.

Is NSN 4820-00-820-7017 still in active supply?

NSN 4820-00-820-7017 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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