PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

4999Clamp,guy

Reliance Comm/tec Corp Reliable Electric Div Utility Products · NSN 5975-00-321-8818 · FSC 5975 · No Item Name Available
Verified by PartsTable
NSN 5975-00-321-8818 — this item is cataloged by the U.S. Government under National Stock Number 5975-00-321-8818. Primary manufacturer part number: 4999.
Features
  • Clamp,guy — FSC 5975
  • General Characteristics Item Description: AL ALLOY; 5.500 IN. LG; 0.185 IN. MIN,0.193 IN. MAX WIRE RANGE IN
  • 1 verified cross-reference
  • Primary manufacturer: Reliance Comm/tec Corp Reliable Electric Div Utility Products
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Clamp,guy, cataloged under National Stock Number 5975-00-321-8818, is classified within Federal Supply Class 5975 (No Item Name Available) of the Electrical and Electronic Equipment Components group. The primary manufacturer of record is Reliance Comm/tec Corp Reliable Electric Div Utility Products. 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5975-00-321-8818
Primary Part Number4999
Item NameClamp,guy
FSC / FSG5975 / 59 — No Item Name Available
ManufacturerReliance Comm/tec Corp Reliable Electric Div Utility Products
StatusACTIVE
General Characteristics Item DescriptionAL ALLOY; 5.500 IN. LG; 0.185 IN. MIN,0.193 IN. MAX WIRE RANGE IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
4210-00-288-881613218E0471-3 INTERCHANGEABLE
Coupling,hose,fire Fighting
Cecom Lr Center
2805-00-358-3403 INTERCHANGEABLE
Ring Set,piston
5950-00-951-617513695 INTERCHANGEABLE
Transformer,power Autotransforme
Robert M. Hadley Company, Inc.
5961-00-978-43943068305-2 INTERCHANGEABLE
Transistor
Honeywell International Inc. Dba Honeywell International Div Aerospace - Tempe (west Warner Road)
3040-01-498-79654999 INTERCHANGEABLE
Adapter,housing
Amw Cuyuna Engine Co. Inc Dba Two Stroke International
Cross-Reference Index
Part NumberManufacturer
4999 Reliance Comm/tec Corp Reliable Electric Div Utility Products (USA)
Related Parts
4210-00-288-8816INTERCHANGEABLE
COUPLING,HOSE,FIRE FIGHTING
13218E0471-3
2805-00-358-3403INTERCHANGEABLE
RING SET,PISTON
5950-00-951-6175INTERCHANGEABLE
TRANSFORMER,POWER AUTOTRANSFORME
13695
5961-00-978-4394INTERCHANGEABLE
TRANSISTOR
3068305-2
3040-01-498-7965INTERCHANGEABLE
ADAPTER,HOUSING
4999

Frequently Asked Questions

What is NSN 5975-00-321-8818?

NSN 5975-00-321-8818 is a Clamp,guy, manufactured by Reliance Comm/tec Corp Reliable Electric Div Utility Products, classified under FSC 5975 (No Item Name Available). Status: active.

What are the part numbers for NSN 5975-00-321-8818?

NSN 5975-00-321-8818 has 1 cross-referenced part number: 4999 (Reliance Comm/tec Corp Reliable Electric Div Utility Products).

What NSN replaces 5975-00-321-8818?

There are 5 known substitutes for 5975-00-321-8818: 4210-00-288-8816, 2805-00-358-3403, 5950-00-951-6175 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 4999?

Key specifications for 4999: General Characteristics Item Description: AL ALLOY; 5.500 IN. LG; 0.185 IN. MIN,0.193 IN. MAX WIRE RANGE 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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