Tackle Block

NSN: 3940-00-051-8601 | Model: GGG-B-490

A mechanical device, consisting of a pulle (s) or sheave(s) encased in a shell or frame which may be provided with a means such as a hook, eye, strap, screw, etc., by which it may be attached to an object. It is used to change direction of a running rope and/or to gain a mechanical advantage.

NSN Properties and Flags

NATO Stock Number

3940-00-051-8601

DEMIL

Bearing Type

Plain

Maximum Load Rating

9600.0 pounds

Block Type

Regular

Sheave Quantity

Tackle Accommodated Type

Fibrous rope

Becket Type

Thimble

Antitoppling Device

Not included

Shell Length

14.000 inches

Sheave Outside Diameter

9.500 inches

Center Pin Diameter

0.875 inches

Becket Quantity

Sheave Bearing Lubrication Method

Self-lubricated

Maximum Tackle Diameter Accommodated

1.750 inches

Tackle Locking Device

Not included

Attachment Style

Chain shackle

Material And Location

Steel center pin

Surface Treatment And Location

Zinc, electrolytic

Special Features

Sheave thickness at rim min 1.875 in.

Style Designator

Round pattern

Nondefinitive Specification/std Data

2 type

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

Certified Quality Assurance

ISO 9001:2015 + AS9120B
Counterfeit Parts Prevention
100% Product Inspections
7 Year Record Retention
On Time Delivery
HAZMAT Certified
Worldwide Shipping

NSN 3940-00-051-8601 Datasheet

Supply Class (FSC):

Slings Rigging Tackle Blocks

Cross Reference:

GGG-B-490
1801-860407PC1-3-5T07-9T011-14
S1801-860407PC1-3-5T07-9T011-14

Cage Codes:

Federal Specifications (CAGE 81348)
Naval Ship Systems Command (CAGE 80064)

Replacements:

3940-00-051-8601 replaces 3940-00-189-3549
3940-00-051-8601 replaces 3940-00-189-3559
3940-00-051-8601 replaces 3940-00-189-3564

Schedule B & Trade:

Schedule B: 8425190000 (NAICS 333923)

Pulley tackle and hoists, other than skip hoists or hoists of a kind used for raising vehicles, not powered by electric motor
SITC: 74421

Pulley tackle and hoists (other than skip hoists)
End Use: 21170

Materials handling equipment

Identification:

HMIC

N - Indicates there is no data in the hmirs and the nsn is in a fsc not generally suspected of containing hazardous materials.

PMIC

A - Item does not contain precious metal.

CRITL

- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:

NMFC:

127300 - Pulley blocks/tckle/snatch/fairldrs
WCC:

885 - Vehicles, mhe, road construction, repair parts and components
SHC:

9 - Other or no special handling required (sh)
ADC:

A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.
LTL:

S - 60.0
ACC:

V - Trailers, vehicles, machinery, shop and warehouse equipment and supplies including special tools and equipment, ground servicing
TCC:

Z - No special type of cargo code applicable

NSN Management Codes:

SOS
Sms
AAC
J
Quantity per pack
1
Unit of Measure
Ea
Shelf Life
N/A
Classification Control
U
MGMT_CTL
9b-----
Repariability

Questions & Answers:
What are the historical prices recorded for this stock number?
Historical data shows pricing from $1,707.40 to $2,845.67..
Does NSN 3940-00-051-8601 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Navy, Spain, Republic Of Korea, Italy, Greece, and Turkey
What is the NIIN of NSN 3940-00-051-8601?
000518601 or 00-051-8601
Does NSN 3940-00-051-8601 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 3940-00-051-8601?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1963