PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

RR-F-221Post,fence,metal

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 5660-00-926-4654 · FSC 5660 · No Item Name Available
Verified by PartsTable
NSN 5660-00-926-4654 — this item is cataloged by the U.S. Government under National Stock Number 5660-00-926-4654. Primary manufacturer part number: RR-F-221.
Features
  • Post,fence,metal — FSC 5660
  • Face Width: 1.375 INCHES NOMINAL IN
  • Anchor Plate: INCLUDED
  • Extension Clamp: NOT INCLUDED
  • Pointed Penetrating End: NOT INCLUDED
  • Surface Treatment: PAINT
  • Style Designator: T
  • Material: STEEL
Applications
  • Applications requiring Steel construction
General Description

The Post,fence,metal, cataloged under National Stock Number 5660-00-926-4654, is classified within Federal Supply Class 5660 (No Item Name Available) of the Construction and Building Materials group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 9 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5660-00-926-4654
Primary Part NumberRR-F-221
Item NamePost,fence,metal
FSC / FSG5660 / 56 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Face Width1.375 INCHES NOMINAL IN
Anchor PlateINCLUDED
Extension ClampNOT INCLUDED
Pointed Penetrating EndNOT INCLUDED
Surface TreatmentPAINT
Style DesignatorT
MaterialSTEEL
Material Thickness0.125 INCHES NOMINAL IN
Depth1.375 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 9
5660-00-171-7697 INTERCHANGEABLE
Post,fence,metal
5660-00-224-8663A121-12-4-5-14R INTERCHANGEABLE
Barbed Wire
American Society for Testing and Materials Dba Astm International
5660-00-232-6192 INTERCHANGEABLE
Fencing,wire
5660-00-232-6193 INTERCHANGEABLE
Fencing,wire
5660-00-531-3902 INTERCHANGEABLE
Fencing,wire
5660-00-531-3903 INTERCHANGEABLE
Fencing,wire
5660-00-551-5462 INTERCHANGEABLE
Post,fence,metal
5660-00-596-2384 INTERCHANGEABLE
Barbed Wire
5660-00-852-7201 INTERCHANGEABLE
Post,fence,metal
Cross-Reference Index
Part NumberManufacturer
RR-F-221 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
A-A-1001 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
RR-F-221 TY1ST1 General Services Administration Federal Supply Service (USA)
ASTM A702 American Society for Testing and Materials Dba Astm International (USA)
Related Parts
5660-00-171-7697INTERCHANGEABLE
POST,FENCE,METAL
5660-00-224-8663INTERCHANGEABLE
BARBED WIRE
A121-12-4-5-14R
5660-00-232-6192INTERCHANGEABLE
FENCING,WIRE
5660-00-232-6193INTERCHANGEABLE
FENCING,WIRE
5660-00-531-3902INTERCHANGEABLE
FENCING,WIRE
5660-00-531-3903INTERCHANGEABLE
FENCING,WIRE
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 5660-00-926-4654?

NSN 5660-00-926-4654 is a Post,fence,metal, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 5660 (No Item Name Available). Status: active.

What are the part numbers for NSN 5660-00-926-4654?

NSN 5660-00-926-4654 has 4 cross-referenced part numbers: RR-F-221 (Federal Specifications Promulgated by General Services Administration Washington DC), A-A-1001 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), RR-F-221 TY1ST1 (General Services Administration Federal Supply Service), ASTM A702 (American Society for Testing and Materials Dba Astm International).

What NSN replaces 5660-00-926-4654?

There are 9 known substitutes for 5660-00-926-4654: 5660-00-171-7697, 5660-00-224-8663, 5660-00-232-6192 and 6 more. Verify interchangeability with system specifications before substitution.

What are the specifications of RR-F-221?

Key specifications for RR-F-221: Face Width: 1.375 INCHES NOMINAL IN; Anchor Plate: INCLUDED; Special Features: HOT-WROUGHT CARBON OR RAIL STEEL; PAINTED GREEN; WIRE FASTENERS NOT INCLUDED; Extension Clamp: NOT INCLUDED. 11 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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