PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

MIL-T-43435Tape,lacing and Tying

Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M · NSN 4020-01-397-6501 · FSC 4020 · No Item Name Available
Verified by PartsTable
NSN 4020-01-397-6501 — this item is cataloged by the U.S. Government under National Stock Number 4020-01-397-6501. Primary manufacturer part number: MIL-T-43435.
Features
  • Tape,lacing and Tying — FSC 4020
  • Length: 250.000 YARDS NOMINAL
  • Breaking Strength: 50.000 POUNDS MINIMUM LBS
  • Nondefinitive Spec/std Data: 5 TYPE AND F FINISH AND 2 SIZE
  • Specification/standard Data: 81349-MIL-T-43435 GOVERNMENT SPECIFICATION
  • Material: RESIN SILICONE IMPREGNATION
  • Color: NATURAL
  • Environmental Protection: MILDEW RESISTANT
Applications
  • Applications requiring Resin Silicone Impregnation construction
General Description

The Tape,lacing and Tying, cataloged under National Stock Number 4020-01-397-6501, is classified within Federal Supply Class 4020 (No Item Name Available) of the Rope, Cable, Chain, and Fittings group. The primary manufacturer of record is Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4020-01-397-6501
Primary Part NumberMIL-T-43435
Item NameTape,lacing and Tying
FSC / FSG4020 / 40 — No Item Name Available
ManufacturerMilitary Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
StatusACTIVE
Length250.000 YARDS NOMINAL
Breaking Strength50.000 POUNDS MINIMUM LBS
Nondefinitive Spec/std Data5 TYPE AND F FINISH AND 2 SIZE
Specification/standard Data81349-MIL-T-43435 GOVERNMENT SPECIFICATION
MaterialRESIN SILICONE IMPREGNATION
ColorNATURAL
Environmental ProtectionMILDEW RESISTANT
Thickness0.011 INCHES MINIMUM AND 0.017 INCHES MAXIMUM IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
4020-00-001-9357 INTERCHANGEABLE
Tape,lacing and Tying
4020-00-001-9358 INTERCHANGEABLE
Tape,lacing and Tying
4020-00-001-9359 INTERCHANGEABLE
Tape,lacing and Tying
4020-00-178-8650 INTERCHANGEABLE
Tape,lacing and Tying
4020-00-936-3027 INTERCHANGEABLE
Tape,lacing and Tying
4020-01-015-3110 INTERCHANGEABLE
Tape,lacing and Tying
4020-01-075-2602 INTERCHANGEABLE
Tape,lacing and Tying
4020-01-092-7062 INTERCHANGEABLE
Tape,lacing and Tying
4020-01-095-6581 INTERCHANGEABLE
Tape,lacing and Tying
4020-01-115-8937 INTERCHANGEABLE
Tape,lacing and Tying
Cross-Reference Index
Part NumberManufacturer
MIL-T-43435 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
AA52084-F-2-NATURAL Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
723S Gudebrod, Inc. (USA)
A-A-52084 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
4020-00-001-9357INTERCHANGEABLE
TAPE,LACING AND TYING
4020-00-001-9358INTERCHANGEABLE
TAPE,LACING AND TYING
4020-00-001-9359INTERCHANGEABLE
TAPE,LACING AND TYING
4020-00-178-8650INTERCHANGEABLE
TAPE,LACING AND TYING
4020-00-936-3027INTERCHANGEABLE
TAPE,LACING AND TYING
4020-01-015-3110INTERCHANGEABLE
TAPE,LACING AND TYING
4020-01-075-2602INTERCHANGEABLE
TAPE,LACING AND TYING
4020-01-092-7062INTERCHANGEABLE
TAPE,LACING AND TYING
4020-01-095-6581INTERCHANGEABLE
TAPE,LACING AND TYING
4020-01-115-8937INTERCHANGEABLE
TAPE,LACING AND TYING
4020-01-208-7645INTERCHANGEABLE
TAPE,LACING AND TYING
4020-01-474-2482INTERCHANGEABLE
TAPE,LACING AND TYING

Frequently Asked Questions

What is NSN 4020-01-397-6501?

NSN 4020-01-397-6501 is a Tape,lacing and Tying, manufactured by Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M, classified under FSC 4020 (No Item Name Available). Status: active.

What are the part numbers for NSN 4020-01-397-6501?

NSN 4020-01-397-6501 has 4 cross-referenced part numbers: MIL-T-43435 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), AA52084-F-2-NATURAL (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 723S (Gudebrod, Inc.), A-A-52084 (Federal Commercial Item Description Promulgated by General Services Administration Washington DC).

What NSN replaces 4020-01-397-6501?

There are 12 known substitutes for 4020-01-397-6501: 4020-00-001-9357, 4020-00-001-9358, 4020-00-001-9359 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of MIL-T-43435?

Key specifications for MIL-T-43435: Length: 250.000 YARDS NOMINAL; Breaking Strength: 50.000 POUNDS MINIMUM LBS; Nondefinitive Spec/std Data: 5 TYPE AND F FINISH AND 2 SIZE; Specification/standard Data: 81349-MIL-T-43435 GOVERNMENT SPECIFICATION. 9 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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