PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FF-T-276Thimble,rope

Federal Specifications Promulgated by General Services Administration Washington DC · NSN 4030-00-266-0078 · FSC 4030 · No Item Name Available
Verified by PartsTable
NSN 4030-00-266-0078 — this item is cataloged by the U.S. Government under National Stock Number 4030-00-266-0078. Primary manufacturer part number: FF-T-276.
Features
  • Thimble,rope — FSC 4030
  • Inside Width: 4.000 INCHES NOMINAL IN
  • Style Designator: SPLIT OVAL
  • Nondefinitive Spec/std Data: 3 TYPE
  • Material: STEEL
  • Inside Length: 8.000 INCHES NOMINAL IN
  • Accommodated Material Diameter: 1.625 INCHES NOMINAL IN
  • Surface Treatment: ZINC
Applications
  • Applications requiring Steel construction
General Description

The Thimble,rope, cataloged under National Stock Number 4030-00-266-0078, is classified within Federal Supply Class 4030 (No Item Name Available) of the Rope, Cable, Chain, and Fittings group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 7 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4030-00-266-0078
Primary Part NumberFF-T-276
Item NameThimble,rope
FSC / FSG4030 / 40 — No Item Name Available
ManufacturerFederal Specifications Promulgated by General Services Administration Washington DC
StatusACTIVE
Inside Width4.000 INCHES NOMINAL IN
Style DesignatorSPLIT OVAL
Nondefinitive Spec/std Data3 TYPE
MaterialSTEEL
Inside Length8.000 INCHES NOMINAL IN
Accommodated Material Diameter1.625 INCHES NOMINAL IN
Surface TreatmentZINC
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
3040-00-055-37394840915H05 INTERCHANGEABLE
Shaft,straight
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
Cross-Reference Index
Part NumberManufacturer
FF-T-276 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
G414 The Crosby Group Llc Dba the Crosby Group (USA)
Related Parts
3040-00-055-3739INTERCHANGEABLE
SHAFT,STRAIGHT
4840915H05

Frequently Asked Questions

What is NSN 4030-00-266-0078?

NSN 4030-00-266-0078 is a Thimble,rope, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 4030 (No Item Name Available). Status: active.

What are the part numbers for NSN 4030-00-266-0078?

NSN 4030-00-266-0078 has 2 cross-referenced part numbers: FF-T-276 (Federal Specifications Promulgated by General Services Administration Washington DC), G414 (The Crosby Group Llc Dba the Crosby Group).

What NSN replaces 4030-00-266-0078?

There is 1 known substitute for 4030-00-266-0078: 3040-00-055-3739. Verify interchangeability with system specifications before substitution.

What are the specifications of FF-T-276?

Key specifications for FF-T-276: Inside Width: 4.000 INCHES NOMINAL IN; Style Designator: SPLIT OVAL; Nondefinitive Spec/std Data: 3 TYPE; Material: STEEL. 7 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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