PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

28881Block,tackle

Gestion De Materiales Y Proyectos Sa · NSN 3940-01-533-6685 · FSC 3940 · No Item Name Available
Verified by PartsTable
NSN 3940-01-533-6685 — this item is cataloged by the U.S. Government under National Stock Number 3940-01-533-6685. Primary manufacturer part number: 28881.
Features
  • Block,tackle — FSC 3940
  • Block Type: SNATCH
  • Tackle Accommodated Type: WIRE ROPE
  • 3 verified cross-references
  • Primary manufacturer: Gestion De Materiales Y Proyectos Sa
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Block,tackle, cataloged under National Stock Number 3940-01-533-6685, is classified within Federal Supply Class 3940 (No Item Name Available) of the Materials Handling Equipment group. The primary manufacturer of record is Gestion De Materiales Y Proyectos Sa. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3940-01-533-6685
Primary Part Number28881
Item NameBlock,tackle
FSC / FSG3940 / 39 — No Item Name Available
ManufacturerGestion De Materiales Y Proyectos Sa
StatusACTIVE
Block TypeSNATCH
Tackle Accommodated TypeWIRE ROPE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
1680-01-014-838028881 INTERCHANGEABLE
Box Assembly,travel
Transdigm Inc
4330-01-363-240428881 INTERCHANGEABLE
Filter Element,fluid
Pall Aeropower Corporation
7530-01-366-585628881 INTERCHANGEABLE
Book,appointment
Franklin Covey Co Government Group Products
5330-01-471-2749 INTERCHANGEABLE
Seal,engine
Cross-Reference Index
Part NumberManufacturer
28881 Gestion De Materiales Y Proyectos Sa (ESP)
28881 Warn Industries, Inc. Dba Warn Div Warn Industries (USA)
611-01-00114 Marinette Marine Corporation Dba Marinette Marine Corp (USA)
Related Parts
1680-01-014-8380INTERCHANGEABLE
BOX ASSEMBLY,TRAVEL
28881
4330-01-363-2404INTERCHANGEABLE
FILTER ELEMENT,FLUID
28881
7530-01-366-5856INTERCHANGEABLE
BOOK,APPOINTMENT
28881
5330-01-471-2749INTERCHANGEABLE
SEAL,ENGINE

Frequently Asked Questions

What is NSN 3940-01-533-6685?

NSN 3940-01-533-6685 is a Block,tackle, manufactured by Gestion De Materiales Y Proyectos Sa, classified under FSC 3940 (No Item Name Available). Status: active.

What are the part numbers for NSN 3940-01-533-6685?

NSN 3940-01-533-6685 has 3 cross-referenced part numbers: 28881 (Gestion De Materiales Y Proyectos Sa), 28881 (Warn Industries, Inc. Dba Warn Div Warn Industries), 611-01-00114 (Marinette Marine Corporation Dba Marinette Marine Corp).

What NSN replaces 3940-01-533-6685?

There are 4 known substitutes for 3940-01-533-6685: 1680-01-014-8380, 4330-01-363-2404, 7530-01-366-5856 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 28881?

Key specifications for 28881: Special Features: ASSISTS IN DOUBLE LINED AND ANGLE PULLS; RATED TO 7000 POUNDS CAPACITY AND UNDER; THIS ITEM IS CLASSIFIED AS AN ATV ACCESSORY. LBS; Block Type: SNATCH; Tackle Accommodated Type: WIRE ROPE; End Item Identification: J-DAVIT, PORTABLE MDL 611-01-00057. 4 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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