PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

12-550Blackbody

Edo Corp Barnes Engineering Div · NSN 6685-01-076-8967 · FSC 6685 · No Item Name Available
Verified by PartsTable
NSN 6685-01-076-8967 — this item is cataloged by the U.S. Government under National Stock Number 6685-01-076-8967. Primary manufacturer part number: 12-550.
Features
  • Blackbody — FSC 6685
  • General Characteristics Item Description: EMPLOYS 400 HZ CHOPPER; CONSISTS OF RADIOMETER HEAD AND ELECTRONICS SYSTEM; RADIOMETER HEAD: REFLECTING CASSEGRAIN-TYPE OPTICAL SYSTEM WITH CONSTANT FOCAL LOSS FACTOR OVER ENTIRE FOCAL RANGE 3 FT TO INFINITY; OPTICAL ENTRANCE APERTURE 4.25 IN. DIA.; FIXED FIELD OF VIEW 2.5 MILLIRADIANS; CAN BE EQUIPPED WITH INFRARED CVF FILTER; 5.5 IN. DIA. OVERALL; 20.5 IN. LG.; ELECTRONIC UNIT: SYNCHRONOUS DEMODULATION; DC OUTPUT; ELECTRICAL BANDWIDTH DC TO 1 HZ AND 55 HZ; ELECTRICAL OUTPUT 0 TO 10 V FULL SCALE; POWER REQUIREMENTS 117 V,60 HZ; 19 IN. LG.; 12 IN. W; 7 IN. H V
  • 1 verified cross-reference
  • Primary manufacturer: Edo Corp Barnes Engineering Div
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Blackbody, cataloged under National Stock Number 6685-01-076-8967, is classified within Federal Supply Class 6685 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Edo Corp Barnes Engineering Div. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6685-01-076-8967
Primary Part Number12-550
Item NameBlackbody
FSC / FSG6685 / 66 — No Item Name Available
ManufacturerEdo Corp Barnes Engineering Div
StatusACTIVE
General Characteristics Item DescriptionEMPLOYS 400 HZ CHOPPER; CONSISTS OF RADIOMETER HEAD AND ELECTRONICS SYSTEM; RADIOMETER HEAD: REFLECTING CASSEGRAIN-TYPE OPTICAL SYSTEM WITH CONSTANT FOCAL LOSS FACTOR OVER ENTIRE FOCAL RANGE 3 FT TO INFINITY; OPTICAL ENTRANCE APERTURE 4.25 IN. DIA.; FIXED FIELD OF VIEW 2.5 MILLIRADIANS; CAN BE EQUIPPED WITH INFRARED CVF FILTER; 5.5 IN. DIA. OVERALL; 20.5 IN. LG.; ELECTRONIC UNIT: SYNCHRONOUS DEMODULATION; DC OUTPUT; ELECTRICAL BANDWIDTH DC TO 1 HZ AND 55 HZ; ELECTRICAL OUTPUT 0 TO 10 V FULL SCALE; POWER REQUIREMENTS 117 V,60 HZ; 19 IN. LG.; 12 IN. W; 7 IN. H V
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5940-00-155-7029503-9873-002 INTERCHANGEABLE
Terminal Board
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5325-00-276-777312550 INTERCHANGEABLE
Grommet,nonmetallic
Tiffin Parts, L.l.c. Div Subsidiary of Pettibone Corp.
2915-00-484-665312550 INTERCHANGEABLE
Collar
Triumph Engine Control Systems Llc
6640-00-494-3893 INTERCHANGEABLE
Slide,microscope
5850-00-501-1455 INTERCHANGEABLE
Light,signal
5940-00-629-7357341-120 INTERCHANGEABLE
Terminal,lug
Zierick Mfg Corp
4130-00-760-54977006 INTERCHANGEABLE
Charging Unit,refrigerant
Thermal Engineering Co a Div of Sea Kay Co Inc
3950-00-804-2716702-52098 INTERCHANGEABLE
Hub,idler
Control Flow, Inc. Dba Control Flow Inc
2930-01-047-18438125501 INTERCHANGEABLE
Pump,cooling System,engine
Am General Llc
5133-01-050-7936 INTERCHANGEABLE
Drill,twist
Cross-Reference Index
Part NumberManufacturer
12-550 Edo Corp Barnes Engineering Div (USA)
Related Parts
5940-00-155-7029INTERCHANGEABLE
TERMINAL BOARD
503-9873-002
5325-00-276-7773INTERCHANGEABLE
GROMMET,NONMETALLIC
12550
2915-00-484-6653INTERCHANGEABLE
COLLAR
12550
6640-00-494-3893INTERCHANGEABLE
SLIDE,MICROSCOPE
5850-00-501-1455INTERCHANGEABLE
LIGHT,SIGNAL
5940-00-629-7357INTERCHANGEABLE
TERMINAL,LUG
341-120
4130-00-760-5497INTERCHANGEABLE
CHARGING UNIT,REFRIGERANT
7006
3950-00-804-2716INTERCHANGEABLE
HUB,IDLER
702-52098
2930-01-047-1843INTERCHANGEABLE
PUMP,COOLING SYSTEM,ENGINE
8125501
5133-01-050-7936INTERCHANGEABLE
DRILL,TWIST
5342-01-272-9831INTERCHANGEABLE
PLATE,SPECIAL
12550
5120-01-327-7818INTERCHANGEABLE
WRENCH,SPANNER
125-50

Frequently Asked Questions

What is NSN 6685-01-076-8967?

NSN 6685-01-076-8967 is a Blackbody, manufactured by Edo Corp Barnes Engineering Div, classified under FSC 6685 (No Item Name Available). Status: active.

What are the part numbers for NSN 6685-01-076-8967?

NSN 6685-01-076-8967 has 1 cross-referenced part number: 12-550 (Edo Corp Barnes Engineering Div).

What NSN replaces 6685-01-076-8967?

There are 12 known substitutes for 6685-01-076-8967: 5940-00-155-7029, 5325-00-276-7773, 2915-00-484-6653 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 12-550?

Key specifications for 12-550: General Characteristics Item Description: EMPLOYS 400 HZ CHOPPER; CONSISTS OF RADIOMETER HEAD AND ELECTRONICS SYSTEM; RADIOMETER HEAD: REFLECTING CASSEGRAIN-TYPE OPTICAL SYSTEM WITH CONSTANT FOCAL LOSS FACTOR OVER ENTIRE FOCAL RANGE 3 FT TO INFINITY; OPTICAL ENTRANCE APERTURE 4.25 IN. DIA.; FIXED FIELD OF VIEW 2.5 MILLIRADIANS; CAN BE EQUIPPED WITH INFRARED CVF FILTER; 5.5 IN. DIA. OVERALL; 20.5 IN. LG.; ELECTRONIC UNIT: SYNCHRONOUS DEMODULATION; DC OUTPUT; ELECTRICAL BANDWIDTH DC TO 1 HZ AND 55 HZ; ELECTRICAL OUTPUT 0 TO 10 V FULL SCALE; POWER REQUIREMENTS 117 V,60 HZ; 19 IN. LG.; 12 IN. W; 7 IN. H V; Part Name Assigned by Controlling Agency: INFRARED RADIOMETER. 2 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