Hook Block Assembly 3940-01-679-1582 NSN 3940-01-679-1582 · NIIN 016791582 · Part number 8612-G501
Howell Laboratories Inc Dba Howell Laboratories Inc · FSC 3940 — Blocks, Tackle, Rigging, and Slings · FSG 39 — Materials Handling Equipment · CAGE 22501
NSN 3940-01-679-1582 — this item is cataloged by the U.S. Government under National Stock Number 3940-01-679-1582. Manufacturer of record part number: 8612-G501 .
Also searched as
3940-01-679-1582 ·
3940016791582 ·
NIIN 016791582 ·
01-679-1582 ·
FSC 3940 Blocks, Tackle, Rigging, and Slings · CAGE 22501 · 8612-G501 · 8612-G501 REV C
Nearby stock numbers
← 3940-01-679-1445 Sling, Endless
·
3940-01-679-2807 Sling, Endless →
Features
Hook Block Assembly — FSC 3940 1 manufacturer part number on file Manufacturer of record: Howell Laboratories Inc Dba Howell Laboratories Inc
Identification
NSN: 3940-01-679-1582
NIIN: 016791582
FSC: 3940 — Blocks, Tackle, Rigging, and Slings
FSG: 39 — Materials Handling Equipment
Primary part number: 8612-G501
Manufacturer: Howell Laboratories Inc Dba Howell Laboratories Inc
General Description
The Hook Block Assembly, cataloged under National Stock Number 3940-01-679-1582, is classified within Federal Supply Class 3940 (Blocks, Tackle, Rigging, and Slings) of the Materials Handling Equipment group. The manufacturer of record is Howell Laboratories Inc Dba Howell Laboratories Inc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
Catalog Facts
Item Name Hook Block Assembly FSC / FSG 3940 — Blocks, Tackle, Rigging, and Slings (FSG 39) Manufacturers Howell Laboratories Inc Dba Howell Laboratories Inc (CAGE 22501)
Technical Specifications
Parameter Value NSN 3940-01-679-1582 Primary Part Number 8612-G501 Item Name Hook Block Assembly FSC / FSG 3940 / 39 — Blocks, Tackle, Rigging, and Slings Manufacturer Howell Laboratories Inc Dba Howell Laboratories Inc Status ACTIVE
Lifecycle & Compliance
Acquisition Status ACTIVE DEMIL Code DEMIL A — No Demilitarization Required Hazard No hazard code in the DLA record (HMIC N) Criticality Code X
Cross-Reference Index
Part Number Manufacturer
8612-G501 PRIMARY Howell Laboratories Inc Dba Howell Laboratories Inc (USA)
Reference documents
Reference Meaning
8612-G501 REV C
D/9 Drawing number reference only Howell Laboratories Inc Dba Howell Laboratories Inc
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.
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Frequently Asked Questions
What is NSN 3940-01-679-1582?
NSN 3940-01-679-1582 is a Hook Block Assembly, manufactured by Howell Laboratories Inc Dba Howell Laboratories Inc, classified under FSC 3940, Blocks, Tackle, Rigging, and Slings. Status: active.
What part numbers are listed for NSN 3940-01-679-1582?
NSN 3940-01-679-1582 has 1 manufacturer part number on file: 8612-G501 (Howell Laboratories Inc Dba Howell Laboratories Inc).
Is NSN 3940-01-679-1582 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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