The Block,tackle, cataloged under National Stock Number 3940-00-247-7607, is classified within Federal Supply Class 3940 (No Item Name Available) of the Materials Handling Equipment group. The primary manufacturer of record is Federal Specifications Promulgated by General Services Administration Washington DC. Government technical data includes 21 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3940-00-247-7607 |
| Primary Part Number | GGGB500 |
| Item Name | Block,tackle |
| FSC / FSG | 3940 / 39 — No Item Name Available |
| Manufacturer | Federal Specifications Promulgated by General Services Administration Washington DC |
| Status | ACTIVE |
| Nondefinitive Spec/std Data | 1 TYPE |
| Tackle Accommodated Type | WIRE ROPE |
| Sheave Outside Diameter | 10.000 INCHES NOMINAL IN |
| Maximum Tackle Diameter Accommodated | 0.750 INCHES IN |
| Attachment Style | FLATTED STIFF SWIVEL SAFETY SNAP HOOK |
| Sheave Bearing Lubrication Method | SELF-LUBRICATED |
| Locking Style | DROP LINK |
| Shell Length | 14.000 INCHES NOMINAL IN |
| Tackle Locking Device | INCLUDED |
| Sheave Quantity | 1 |
| Center Pin Diameter | 0.875 INCHES NOMINAL IN |
| Antitoppling Device | NOT INCLUDED |
| Block Type | SNATCH |
| Load Rating | 8000.0 POUNDS MAXIMUM LBS |
| Surface Treatment | ZINC OVERALL |
| Bearing Type | PLAIN |
| Material | COPPER ALLOY BEARING |
| Material | STEEL SHELL |
| Material | STEEL SHEAVE |
| Style Designator | OVAL PATTERN |
| Material | STEEL CENTER PIN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Part Number | Manufacturer |
|---|---|
| GGGB500 | Federal Specifications Promulgated by General Services Administration Washington DC (USA) |
NSN 3940-00-247-7607 is a Block,tackle, manufactured by Federal Specifications Promulgated by General Services Administration Washington DC, classified under FSC 3940 (No Item Name Available). Status: active.
NSN 3940-00-247-7607 has 1 cross-referenced part number: GGGB500 (Federal Specifications Promulgated by General Services Administration Washington DC).
There are 11 known substitutes for 3940-00-247-7607: 3940-00-234-8239, 3940-00-238-0348, 3940-00-238-0408 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for GGGB500: Nondefinitive Spec/std Data: 1 TYPE; Tackle Accommodated Type: WIRE ROPE; Sheave Outside Diameter: 10.000 INCHES NOMINAL IN; Maximum Tackle Diameter Accommodated: 0.750 INCHES IN. 21 total characteristics are documented in the Federal Logistics Information System.