PartsTable TECHNICAL DATA SHEET
NSN 3940-01-437-8346Government record, cited

Block, Tackle3940-01-437-8346

NSN 3940-01-437-8346 · NIIN 014378346 · Part number 109037
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 3940-01-437-8346 — this item is cataloged by the U.S. Government under National Stock Number 3940-01-437-8346. Manufacturer of record part number: 109037.
Also searched as  3940-01-437-8346 · 3940014378346 · NIIN 014378346 · 01-437-8346 · FSC 3940 Blocks, Tackle, Rigging, and Slings · CAGE 76257 · 109037 · 6213731 · 169212
Nearby stock numbers  ·
Features
  • Block,tackle — FSC 3940
  • Attachment Style: ROUND SWIVEL EYE
  • Maximum Tackle Diameter Accommodated: 0.313 INCHES IN
  • Load Rating: 15000.0 POUNDS MAXIMUM LBS
  • Tackle Locking Device: NOT INCLUDED
  • Tackle Accommodated Type: WIRE ROPE
  • Block Type: SNATCH
  • Style Designator: FIDDLE PATTERN
Identification
  • NSN: 3940-01-437-8346
  • NIIN: 014378346
  • FSC: 3940 — Blocks, Tackle, Rigging, and Slings
  • FSG: 39 — Materials Handling Equipment
  • Primary part number: 109037
  • Manufacturer: Crosby Group Inc the Mckissick Plant Div
General Description

The Block,tackle, cataloged under National Stock Number 3940-01-437-8346, 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 10 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN3940-01-437-8346
Primary Part Number109037
Item NameBlock,tackle
FSC / FSG3940 / 39 — Blocks, Tackle, Rigging, and Slings
ManufacturerCrosby Group Inc the Mckissick Plant Div
StatusACTIVE
Attachment StyleROUND SWIVEL EYE
Maximum Tackle Diameter Accommodated0.313 INCHES IN
Load Rating15000.0 POUNDS MAXIMUM LBS
Tackle Locking DeviceNOT INCLUDED
Tackle Accommodated TypeWIRE ROPE
Block TypeSNATCH
Style DesignatorFIDDLE PATTERN
Shell Length5.880 INCHES NOMINAL IN
Sheave Quantity2
Antitoppling DeviceNOT INCLUDED
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
6213731 Naval Sea Systems Command (USA)
109037 PRIMARY Crosby Group Inc the Mckissick Plant Div (USA)
Reference documents
ReferenceMeaning
169212 5/9 Secondary reference
Crosby Group Inc the Mckissick Plant Div
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 3940-01-437-8346?

NSN 3940-01-437-8346 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 3940-01-437-8346?

NSN 3940-01-437-8346 has 2 manufacturer part numbers on file: 6213731 (Naval Sea Systems Command), 109037 (Crosby Group Inc the Mckissick Plant Div).

What are the specifications of 109037?

Key specifications for 109037: Attachment Style: ROUND SWIVEL EYE; Maximum Tackle Diameter Accommodated: 0.313 INCHES IN; Load Rating: 15000.0 POUNDS MAXIMUM LBS; Tackle Locking Device: NOT INCLUDED. 10 specifications are documented in the U.S. Government catalog.

Is NSN 3940-01-437-8346 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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