PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

P31Heater,thermal Release

Rockwell Automation, Inc. Dba Rockwell Automation · NSN 5999-00-643-6803 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-00-643-6803 — this item is cataloged by the U.S. Government under National Stock Number 5999-00-643-6803. Primary manufacturer part number: P31.
Features
  • Heater,thermal Release — FSC 5999
  • Mounting Hole Diameter: 0.156 INCHES NOMINAL IN
  • Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S)
  • Mounting Hole Diameter: 0.156 INCHES NOMINAL IN
  • Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S)
  • 2 verified cross-references
  • Primary manufacturer: Rockwell Automation, Inc. Dba Rockwell Automation
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Heater,thermal Release, cataloged under National Stock Number 5999-00-643-6803, is classified within Federal Supply Class 5999 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Rockwell Automation, Inc. Dba Rockwell Automation. Government technical data includes 4 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. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5999-00-643-6803
Primary Part NumberP31
Item NameHeater,thermal Release
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerRockwell Automation, Inc. Dba Rockwell Automation
StatusACTIVE
Mounting Hole Diameter0.156 INCHES NOMINAL IN
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S)
Mounting Hole Diameter0.156 INCHES NOMINAL IN
Mounting Facility Type and Quantity2 UNTHREADED HOLE(S)
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Shelf Life Code0
Criticality CodeN
Unit of IssueEA
SMR CodeJN
Weight0.0400 lbs
Cube0.0012 cu ft
Verified Substitutes 7
3655-00-071-9500 INTERCHANGEABLE
Scraper Assembly
5330-00-926-4000 INTERCHANGEABLE
Packing,preformed
4730-01-286-4648P31 INTERCHANGEABLE
Plug,pipe
Prier Brass Mfg Co
3020-01-551-6029P-31 INTERCHANGEABLE
Pulley,groove
Carbis Ladders Div of Carbis Sales Inc
5925-01-562-3552 INTERCHANGEABLE
Circuit Breaker
7490-01-566-1252P31 INTERCHANGEABLE
Printing Machine,label
Powis Parker Inc
5120-01-631-3973P-31 INTERCHANGEABLE
Pliers,slip Joint
Ampco Partners, Ltd. Dba Ampco Safety Tools
Cross-Reference Index
Part NumberManufacturer
P31 PRIMARY Rockwell Automation, Inc. Dba Rockwell Automation (USA)
BULL600TYPEP31 Rockwell Automation, Inc. Dba Rockwell Automation (USA)
Related Parts
3655-00-071-9500INTERCHANGEABLE
SCRAPER ASSEMBLY
5330-00-926-4000INTERCHANGEABLE
PACKING,PREFORMED
4730-01-286-4648INTERCHANGEABLE
PLUG,PIPE
P31
3020-01-551-6029INTERCHANGEABLE
PULLEY,GROOVE
P-31
5925-01-562-3552INTERCHANGEABLE
CIRCUIT BREAKER
7490-01-566-1252INTERCHANGEABLE
PRINTING MACHINE,LABEL
P31
5120-01-631-3973INTERCHANGEABLE
PLIERS,SLIP JOINT
P-31

Frequently Asked Questions

What is NSN 5999-00-643-6803?

NSN 5999-00-643-6803 is a Heater,thermal Release, manufactured by Rockwell Automation, Inc. Dba Rockwell Automation, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-00-643-6803?

NSN 5999-00-643-6803 has 2 cross-referenced part numbers: P31 (Rockwell Automation, Inc. Dba Rockwell Automation), BULL600TYPEP31 (Rockwell Automation, Inc. Dba Rockwell Automation).

What NSN replaces 5999-00-643-6803?

There are 7 known substitutes for 5999-00-643-6803: 3655-00-071-9500, 5330-00-926-4000, 4730-01-286-4648 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of P31?

Key specifications for P31: Mounting Hole Diameter: 0.156 INCHES NOMINAL IN; Overall Length: 1.469 INCHES NOMINAL IN; Mounting Facility Type and Quantity: 2 UNTHREADED HOLE(S); Overall Width: 0.375 INCHES NOMINAL IN. 10 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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