PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A121-12-4-5-14RBarbed Wire

American Society for Testing and Materials Dba Astm International · NSN 5660-00-224-8663 · FSC 5660 · No Item Name Available
Verified by PartsTable
NSN 5660-00-224-8663 — this item is cataloged by the U.S. Government under National Stock Number 5660-00-224-8663. Primary manufacturer part number: A121-12-4-5-14R.
Features
  • Barbed Wire — FSC 5660
  • Single Wire Cross-Sectional Shape: ROUND
  • Surface Treatment: ZINC
  • Barb Point Quantity: 4
  • Barb Cross-Sectional Width: 0.080 INCHES NOMINAL IN
  • Material: STEEL
  • Content Within Each Unit Package: 80 RODS
  • Features Provided: TWO-STRAND WIRE
Applications
  • Electrical power distribution
  • Signal transmission
  • Equipment interconnection
  • Applications requiring Steel construction
General Description

The Barbed Wire, cataloged under National Stock Number 5660-00-224-8663, is classified within Federal Supply Class 5660 (No Item Name Available) of the Construction and Building Materials group. The primary manufacturer of record is American Society for Testing and Materials Dba Astm International. Government technical data includes 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 9 commercial cross-references from 7 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN5660-00-224-8663
Primary Part NumberA121-12-4-5-14R
Item NameBarbed Wire
FSC / FSG5660 / 56 — No Item Name Available
ManufacturerAmerican Society for Testing and Materials Dba Astm International
StatusCANCELLED
Single Wire Cross-Sectional ShapeROUND
Surface TreatmentZINC
Barb Point Quantity4
Barb Cross-Sectional Width0.080 INCHES NOMINAL IN
MaterialSTEEL
Content Within Each Unit Package80 RODS
Features ProvidedTWO-STRAND WIRE
Center to Center Distance Between Barbs5.000 INCHES MINIMUM AND 6.000 INCHES MAXIMUM IN
Barb Cross-Sectional ShapeROUND
Wire Cross-Sectional Width0.099 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 12
5660-00-171-7697 INTERCHANGEABLE
Post,fence,metal
5660-00-232-6192 INTERCHANGEABLE
Fencing,wire
5660-00-232-6193 INTERCHANGEABLE
Fencing,wire
5945-00-259-0505 INTERCHANGEABLE
Solenoid,electrical
5306-00-483-7244A121 INTERCHANGEABLE
Bolt,shoulder
Hartzell Propeller Llc
5950-00-494-4934278-2129-030 INTERCHANGEABLE
Coil,radio Frequency
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5660-00-531-3902 INTERCHANGEABLE
Fencing,wire
5660-00-531-3903 INTERCHANGEABLE
Fencing,wire
4730-00-542-4266SAE J513 4 010109B INTERCHANGEABLE
Plug,tube Fitting,threaded
Sae International Dba Sae International
5660-00-551-5462 INTERCHANGEABLE
Post,fence,metal
Cross-Reference Index
Part NumberManufacturer
RRF221 Northwestern Steel and Wire Co (USA)
A121 American Society for Testing and Materials Dba Astm International (USA)
A121-12-4-5-14R PRIMARY American Society for Testing and Materials Dba Astm International (USA)
A-A-997 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
RR-F-221 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
RRF221 C F and I Steel Corp Sales Dept (USA)
RR-F-221/1 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
RRF221 United States Steel Corporation (USA)
RRF221 Armco Inc Kansas City Works (USA)
Related Parts
5660-00-171-7697INTERCHANGEABLE
POST,FENCE,METAL
5660-00-232-6192INTERCHANGEABLE
FENCING,WIRE
5660-00-232-6193INTERCHANGEABLE
FENCING,WIRE
5945-00-259-0505INTERCHANGEABLE
SOLENOID,ELECTRICAL
5306-00-483-7244INTERCHANGEABLE
BOLT,SHOULDER
A121
5950-00-494-4934INTERCHANGEABLE
COIL,RADIO FREQUENCY
278-2129-030
5660-00-531-3902INTERCHANGEABLE
FENCING,WIRE
5660-00-531-3903INTERCHANGEABLE
FENCING,WIRE
4730-00-542-4266INTERCHANGEABLE
PLUG,TUBE FITTING,THREADED
SAE J513 4 010109B
5660-00-551-5462INTERCHANGEABLE
POST,FENCE,METAL
5660-00-596-2384INTERCHANGEABLE
BARBED WIRE
5660-00-852-7201INTERCHANGEABLE
POST,FENCE,METAL

Frequently Asked Questions

What is NSN 5660-00-224-8663?

NSN 5660-00-224-8663 is a Barbed Wire, manufactured by American Society for Testing and Materials Dba Astm International, classified under FSC 5660 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 5660-00-224-8663?

NSN 5660-00-224-8663 has 9 cross-referenced part numbers: RRF221 (Northwestern Steel and Wire Co), A121 (American Society for Testing and Materials Dba Astm International), A121-12-4-5-14R (American Society for Testing and Materials Dba Astm International), A-A-997 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), RR-F-221 (Federal Specifications Promulgated by General Services Administration Washington DC) and 4 more.

What NSN replaces 5660-00-224-8663?

There are 12 known substitutes for 5660-00-224-8663: 5660-00-171-7697, 5660-00-232-6192, 5660-00-232-6193 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of A121-12-4-5-14R?

Key specifications for A121-12-4-5-14R: Single Wire Cross-Sectional Shape: ROUND; Surface Treatment: ZINC; Barb Point Quantity: 4; Barb Cross-Sectional Width: 0.080 INCHES NOMINAL IN. 10 total characteristics are documented in the Federal Logistics Information System.

Is NSN 5660-00-224-8663 still in active supply?

NSN 5660-00-224-8663 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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