PartsTable TECHNICAL DATA SHEET
NSN 3940-01-657-1183Government record, cited

Block, Tackle3940-01-657-1183

NSN 3940-01-657-1183 · NIIN 016571183 · Part number 2014812
Crosby Group Inc the Mckissick Plant Div · FSC 3940 — Blocks, Tackle, Rigging, and Slings · FSG 39 — Materials Handling Equipment · CAGE 76257
Government record, cited
NSN 3940-01-657-1183 — this item is cataloged by the U.S. Government under National Stock Number 3940-01-657-1183. Manufacturer of record part number: 2014812.
Also searched as  3940-01-657-1183 · 3940016571183 · NIIN 016571183 · 01-657-1183 · FSC 3940 Blocks, Tackle, Rigging, and Slings · CAGE 76257 · 2014812
Nearby stock numbers  ·
Features
  • Block,tackle — FSC 3940
  • Load Rating: 40.000 POUNDS MAXIMUM LBS
  • Sheave Outside Diameter: 18.0 INCHES MAXIMUM IN
  • Bearing Type: ROLLER
  • Sheave Quantity: 1
  • 1 manufacturer part number on file
  • Manufacturer of record: Crosby Group Inc the Mckissick Plant Div
Identification
  • NSN: 3940-01-657-1183
  • NIIN: 016571183
  • FSC: 3940 — Blocks, Tackle, Rigging, and Slings
  • FSG: 39 — Materials Handling Equipment
  • Primary part number: 2014812
  • Manufacturer: Crosby Group Inc the Mckissick Plant Div
General Description

The Block,tackle, cataloged under National Stock Number 3940-01-657-1183, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is Crosby Group Inc the Mckissick Plant Div. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3940-01-657-1183
Primary Part Number2014812
Item NameBlock,tackle
FSC / FSG3940 / 39 — Blocks, Tackle, Rigging, and Slings
ManufacturerCrosby Group Inc the Mckissick Plant Div
StatusACTIVE
Load Rating40.000 POUNDS MAXIMUM LBS
Sheave Outside Diameter18.0 INCHES MAXIMUM IN
Bearing TypeROLLER
Sheave Quantity1
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
2014812 PRIMARY Crosby Group Inc the Mckissick Plant Div (USA)
No interchangeability data on file.
Other items in FSC 3940 — Blocks, Tackle, Rigging, and Slings
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3940-00-000-0169
3940-00-000-0169 · Item name not on file
3940-00-003-0706
BLOCK-WD12IN SNATCH
3940-00-004-3568
3940-00-004-3568 · Item name not on file
3940-00-004-9175
SLING,PALLET
3940-00-005-1366
3940-00-005-1366 · Item name not on file
3940-00-005-1367
3940-00-005-1367 · Item name not on file
3940-00-006-3256
3940-00-006-3256 · Item name not on file
3940-00-007-2801
ADAPTER,HOISTING

Frequently Asked Questions

What is NSN 3940-01-657-1183?

NSN 3940-01-657-1183 is a Block,tackle, manufactured by Crosby Group Inc the Mckissick Plant Div, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.

What part numbers are listed for NSN 3940-01-657-1183?

NSN 3940-01-657-1183 has 1 manufacturer part number on file: 2014812 (Crosby Group Inc the Mckissick Plant Div).

What are the specifications of 2014812?

Key specifications for 2014812: Load Rating: 40.000 POUNDS MAXIMUM LBS; Sheave Outside Diameter: 18.0 INCHES MAXIMUM IN; Weight: 395.0 POUNDS LBS; Bearing Type: ROLLER. 4 specifications are documented in the U.S. Government catalog.

Is NSN 3940-01-657-1183 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.
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