PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

20HClamp,electrical

Thomas and Betts Corp Electrical Div · NSN 5999-01-648-7021 · FSC 5999 · No Item Name Available
Verified by PartsTable
NSN 5999-01-648-7021 — this item is cataloged by the U.S. Government under National Stock Number 5999-01-648-7021. Primary manufacturer part number: 20H.
Features
  • Clamp,electrical — FSC 5999
  • Accommodation Hole Width: 1.16 MILLIMETERS NOMINAL MM
  • Material: ALUMINUM ALLOY BODY
  • Style Designator: CLAMP
  • Accommodation Hole Width: 1.16 MILLIMETERS NOMINAL MM
  • Material: ALUMINUM ALLOY BODY
  • Style Designator: CLAMP
  • 1 verified cross-reference
Applications
  • Applications requiring Aluminum Alloy Body construction
General Description

The Clamp,electrical, cataloged under National Stock Number 5999-01-648-7021, 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 Thomas and Betts Corp Electrical Div. Government technical data includes 6 verified specifications, 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. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5999-01-648-7021
Primary Part Number20H
Item NameClamp,electrical
FSC / FSG5999 / 59 — No Item Name Available
ManufacturerThomas and Betts Corp Electrical Div
StatusACTIVE
Accommodation Hole Width1.16 MILLIMETERS NOMINAL MM
MaterialALUMINUM ALLOY BODY
Style DesignatorCLAMP
Accommodation Hole Width1.16 MILLIMETERS NOMINAL MM
MaterialALUMINUM ALLOY BODY
Style DesignatorCLAMP
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 11
4020-00-080-9807 INTERCHANGEABLE
Tape,lacing and Tying
5940-00-159-0425 INTERCHANGEABLE
Splice,conductor
2040-00-272-2402 INTERCHANGEABLE
Anchor,marine,fluked
4730-00-278-2523 INTERCHANGEABLE
Clamp,hose
5120-00-540-4273HSF-20H INTERCHANGEABLE
Face,hammer,inserted
Williams J H Industrial Products Inc
5961-00-839-9413 INTERCHANGEABLE
Semiconductor Device,diode
4020-00-900-09861856029-1 INTERCHANGEABLE
Tape,lacing and Tying
Honeywell International Inc. Dba Honeywell International
4720-00-997-8731100R3-20 INTERCHANGEABLE
Hose,nonmetallic
Sae International Dba Sae International
5120-01-395-813620H INTERCHANGEABLE
Face,hammer,inserted
Nupla Corporation
5810-01-575-3504 INTERCHANGEABLE
Security Data System
Cross-Reference Index
Part NumberManufacturer
20H PRIMARY Thomas and Betts Corp Electrical Div (USA)
Related Parts
4020-00-080-9807INTERCHANGEABLE
TAPE,LACING AND TYING
5940-00-159-0425INTERCHANGEABLE
SPLICE,CONDUCTOR
2040-00-272-2402INTERCHANGEABLE
ANCHOR,MARINE,FLUKED
4730-00-278-2523INTERCHANGEABLE
CLAMP,HOSE
5120-00-540-4273INTERCHANGEABLE
FACE,HAMMER,INSERTED
HSF-20H
5961-00-839-9413INTERCHANGEABLE
SEMICONDUCTOR DEVICE,DIODE
4020-00-900-0986INTERCHANGEABLE
TAPE,LACING AND TYING
1856029-1
4720-00-997-8731INTERCHANGEABLE
HOSE,NONMETALLIC
100R3-20
5120-01-395-8136INTERCHANGEABLE
FACE,HAMMER,INSERTED
20H
5810-01-575-3504INTERCHANGEABLE
SECURITY DATA SYSTEM
4020-01-590-7766INTERCHANGEABLE
TAPE,LACING AND TYING

Frequently Asked Questions

What is NSN 5999-01-648-7021?

NSN 5999-01-648-7021 is a Clamp,electrical, manufactured by Thomas and Betts Corp Electrical Div, classified under FSC 5999 (No Item Name Available). Status: active.

What are the part numbers for NSN 5999-01-648-7021?

NSN 5999-01-648-7021 has 1 cross-referenced part number: 20H (Thomas and Betts Corp Electrical Div).

What NSN replaces 5999-01-648-7021?

There are 11 known substitutes for 5999-01-648-7021: 4020-00-080-9807, 5940-00-159-0425, 2040-00-272-2402 and 8 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 20H?

Key specifications for 20H: Accommodation Hole Width: 1.16 MILLIMETERS NOMINAL MM; Overall Height: 1.75 MILLIMETERS NOMINAL MM; Overall Width: 14.0 MILLIMETERS NOMINAL MM; Overall Length: 25.6 MILLIMETERS NOMINAL MM. 12 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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