PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

126233Block,mtg

Astronautics Corporation of America · NSN 5841-01-100-5977 · FSC 5841 · No Item Name Available
Verified by PartsTable
NSN 5841-01-100-5977 — this item is cataloged by the U.S. Government under National Stock Number 5841-01-100-5977. Primary manufacturer part number: 126233.
Features
  • Block,mtg — FSC 5841
  • General Characteristics Item Description: AL ALY 6061-T6 QQ-A-250/11; CHEMICAL FILM MIL-C-5541 CL3; 0.750 IN. LG; C TO C DISTANCE BETWEEN HOLES ALONG LG 0.562 IN.; 2-56 UNC-2B 2 HOLES; 0.290 IN. DIA HOLE; 0.190 IN. THK; 0.440 IN. WIDE IN
  • 1 verified cross-reference
  • Primary manufacturer: Astronautics Corporation of America
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Block,mtg, cataloged under National Stock Number 5841-01-100-5977, is classified within Federal Supply Class 5841 (No Item Name Available) of the Communication, Detection, and Coherent Radiation Equipment group. The primary manufacturer of record is Astronautics Corporation of America. 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. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5841-01-100-5977
Primary Part Number126233
Item NameBlock,mtg
FSC / FSG5841 / 58 — No Item Name Available
ManufacturerAstronautics Corporation of America
StatusACTIVE
General Characteristics Item DescriptionAL ALY 6061-T6 QQ-A-250/11; CHEMICAL FILM MIL-C-5541 CL3; 0.750 IN. LG; C TO C DISTANCE BETWEEN HOLES ALONG LG 0.562 IN.; 2-56 UNC-2B 2 HOLES; 0.290 IN. DIA HOLE; 0.190 IN. THK; 0.440 IN. WIDE IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5935-00-061-5562SMC523565 INTERCHANGEABLE
Connector,receptacle,electrical
Us Army Communications & Electronics Materiel Readiness Command Logistics Engineering Dir
5305-01-569-1411126233 INTERCHANGEABLE
Screw,cap,hexagon Head
Danfoss Power Solutions II, Llc
Cross-Reference Index
Part NumberManufacturer
126233 PRIMARY Astronautics Corporation of America (USA)
Related Parts
5935-00-061-5562INTERCHANGEABLE
CONNECTOR,RECEPTACLE,ELECTRICAL
SMC523565
5305-01-569-1411INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
126233

Frequently Asked Questions

What is NSN 5841-01-100-5977?

NSN 5841-01-100-5977 is a Block,mtg, manufactured by Astronautics Corporation of America, classified under FSC 5841 (No Item Name Available). Status: active.

What are the part numbers for NSN 5841-01-100-5977?

NSN 5841-01-100-5977 has 1 cross-referenced part number: 126233 (Astronautics Corporation of America).

What NSN replaces 5841-01-100-5977?

There are 2 known substitutes for 5841-01-100-5977: 5935-00-061-5562, 5305-01-569-1411. Verify interchangeability with system specifications before substitution.

What are the specifications of 126233?

Key specifications for 126233: General Characteristics Item Description: AL ALY 6061-T6 QQ-A-250/11; CHEMICAL FILM MIL-C-5541 CL3; 0.750 IN. LG; C TO C DISTANCE BETWEEN HOLES ALONG LG 0.562 IN.; 2-56 UNC-2B 2 HOLES; 0.290 IN. DIA HOLE; 0.190 IN. THK; 0.440 IN. WIDE IN. 1 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