PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

612AMount,bolometer and Crystal

Telephonics Corp/prd Instruments · NSN 4920-00-962-5867 · FSC 4920 · No Item Name Available
Verified by PartsTable
NSN 4920-00-962-5867 — this item is cataloged by the U.S. Government under National Stock Number 4920-00-962-5867. Primary manufacturer part number: 612A.
Features
  • Mount,bolometer and Crystal — FSC 4920
  • General Characteristics Item Description: 7.312 IN. LG; MOUNT SHALL BE CAPABLE OF DETECTING IN CW SQUARE WAVE,PULSE AND FREQUENCY-MODULATED MICROWAVE SIGNAL; DOUBLE TUNED COAXIAL DETECTOR; COAXIAL LINE SIZE 0.375 IN IN
  • 5 verified cross-references
  • Primary manufacturer: Telephonics Corp/prd Instruments
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Mount,bolometer and Crystal, cataloged under National Stock Number 4920-00-962-5867, is classified within Federal Supply Class 4920 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Telephonics Corp/prd Instruments. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4920-00-962-5867
Primary Part Number612A
Item NameMount,bolometer and Crystal
FSC / FSG4920 / 49 — No Item Name Available
ManufacturerTelephonics Corp/prd Instruments
StatusACTIVE
General Characteristics Item Description7.312 IN. LG; MOUNT SHALL BE CAPABLE OF DETECTING IN CW SQUARE WAVE,PULSE AND FREQUENCY-MODULATED MICROWAVE SIGNAL; DOUBLE TUNED COAXIAL DETECTOR; COAXIAL LINE SIZE 0.375 IN IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5120-00-034-6776 INTERCHANGEABLE
Tool
5985-00-402-0053 INTERCHANGEABLE
Adapter,waveguide
6625-00-542-1292SG340G INTERCHANGEABLE
Generator,signal
Joint Electronics Type Designation System
3455-01-042-4841 INTERCHANGEABLE
File,rotary
6625-01-098-0465612A INTERCHANGEABLE
Generator,signal
Keysight Technologies Inc
6635-01-298-8380612-A INTERCHANGEABLE
Tester,material Hardness
Fischer George Foundry Systems Inc P O Box 1607 Seminole Ok 74818-1607
Cross-Reference Index
Part NumberManufacturer
612A PRIMARY Telephonics Corp/prd Instruments (USA)
1019-380143-1 Textron Aviation Inc (USA)
1019-380143-1 Beechcraft Corporation Dba Textron Aviation (USA)
612A Peraton Inc (USA)
612A PRIMARY Hastey J Rex Inc (USA)
Related Parts
5120-00-034-6776INTERCHANGEABLE
TOOL
5985-00-402-0053INTERCHANGEABLE
ADAPTER,WAVEGUIDE
6625-00-542-1292INTERCHANGEABLE
GENERATOR,SIGNAL
SG340G
3455-01-042-4841INTERCHANGEABLE
FILE,ROTARY
6625-01-098-0465INTERCHANGEABLE
GENERATOR,SIGNAL
612A
6635-01-298-8380INTERCHANGEABLE
TESTER,MATERIAL HARDNESS
612-A

Frequently Asked Questions

What is NSN 4920-00-962-5867?

NSN 4920-00-962-5867 is a Mount,bolometer and Crystal, manufactured by Telephonics Corp/prd Instruments, classified under FSC 4920 (No Item Name Available). Status: active.

What are the part numbers for NSN 4920-00-962-5867?

NSN 4920-00-962-5867 has 5 cross-referenced part numbers: 612A (Telephonics Corp/prd Instruments), 1019-380143-1 (Textron Aviation Inc), 1019-380143-1 (Beechcraft Corporation Dba Textron Aviation), 612A (Peraton Inc), 612A (Hastey J Rex Inc).

What NSN replaces 4920-00-962-5867?

There are 6 known substitutes for 4920-00-962-5867: 5120-00-034-6776, 5985-00-402-0053, 6625-00-542-1292 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 612A?

Key specifications for 612A: General Characteristics Item Description: 7.312 IN. LG; MOUNT SHALL BE CAPABLE OF DETECTING IN CW SQUARE WAVE,PULSE AND FREQUENCY-MODULATED MICROWAVE SIGNAL; DOUBLE TUNED COAXIAL DETECTOR; COAXIAL LINE SIZE 0.375 IN IN. 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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