PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

279B-FTransmitter,pressure

Stewart-Warner Corporation · NSN 6620-01-514-2949 · FSC 6620 · No Item Name Available
Verified by PartsTable
NSN 6620-01-514-2949 — this item is cataloged by the U.S. Government under National Stock Number 6620-01-514-2949. Primary manufacturer part number: 279B-F.
Features
  • Transmitter,pressure — FSC 6620
  • Actuation Method: DIAPHRAGM
  • Contact Type: TERMINAL STUD
  • Mechanical Connection Type: EXTERNAL PIPE
  • Contact Quantity: 1
  • Reference Data and Literature: FMC AIRPORT SYSTEMS DRAWING AND STEWART WARNER COMMERCIAL DATA
  • Mechanical Connection Quantity: 1
  • Mechanical Connection Size: 0.125 IN NPT, INCLUDES ADAPTER FOR 0.250 IN NPT IN
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Transmitter,pressure, cataloged under National Stock Number 6620-01-514-2949, is classified within Federal Supply Class 6620 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Stewart-Warner Corporation. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6620-01-514-2949
Primary Part Number279B-F
Item NameTransmitter,pressure
FSC / FSG6620 / 66 — No Item Name Available
ManufacturerStewart-Warner Corporation
StatusACTIVE
Actuation MethodDIAPHRAGM
Contact TypeTERMINAL STUD
Mechanical Connection TypeEXTERNAL PIPE
Contact Quantity1
Reference Data and LiteratureFMC AIRPORT SYSTEMS DRAWING AND STEWART WARNER COMMERCIAL DATA
Mechanical Connection Quantity1
Mechanical Connection Size0.125 IN NPT, INCLUDES ADAPTER FOR 0.250 IN NPT IN
Current TypeDC
Measurement Range+0.0 TO 100.0 POUNDS PRESSURE PER SQUARE INCH LBS
Criticality Code JustificationSPCL
Special Test FeaturesITEM HAS BEEN TESTED FOR RADIATED ELECTROMAGNETIC EMISSIONS IAW AIR FORCE GROUND REQUIREMENTS MIL-STD-461D USING METHODS RE102 AND RS103. ITEMS HAS BEEN TESTED FOR ELECTROMAGNETIC COMPATIBILITY IAW AIR FORCE GROUND REQUIREMENTS MIL-STD-462D USING METHODS RE102 AND RS103
Voltage Rating12.0 VOLTS NOMINAL INPUT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
6620-01-071-5545279B INTERCHANGEABLE
Transmitter,pressure
Maxima Technologies & Systems Llc Dba Maxima Technologies/steward-Warner
Cross-Reference Index
Part NumberManufacturer
279B-F PRIMARY Stewart-Warner Corporation (USA)
6620PL0651256 Jednolity Indeks Materialowy - Uniform Material Index (POL)
514-3086-013 John Bean Technologies Corporation Dba Jbt Aerotech-Military Programs Div Jbt Aerotech (USA)
Related Parts
6620-01-071-5545INTERCHANGEABLE
TRANSMITTER,PRESSURE
279B

Frequently Asked Questions

What is NSN 6620-01-514-2949?

NSN 6620-01-514-2949 is a Transmitter,pressure, manufactured by Stewart-Warner Corporation, classified under FSC 6620 (No Item Name Available). Status: active.

What are the part numbers for NSN 6620-01-514-2949?

NSN 6620-01-514-2949 has 3 cross-referenced part numbers: 279B-F (Stewart-Warner Corporation), 6620PL0651256 (Jednolity Indeks Materialowy - Uniform Material Index), 514-3086-013 (John Bean Technologies Corporation Dba Jbt Aerotech-Military Programs Div Jbt Aerotech).

What NSN replaces 6620-01-514-2949?

There is 1 known substitute for 6620-01-514-2949: 6620-01-071-5545. Verify interchangeability with system specifications before substitution.

What are the specifications of 279B-F?

Key specifications for 279B-F: Actuation Method: DIAPHRAGM; Contact Type: TERMINAL STUD; Mechanical Connection Type: EXTERNAL PIPE; End Item Identification: HALVERSON LOADER. 13 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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