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NSN 4030-01-649-4831Government record, cited

Shackle4030-01-649-4831

NSN 4030-01-649-4831 · NIIN 016494831 · Part number 1019891
Crosby Group Inc the Mckissick Plant Div · FSC 4030 — Fittings for Rope, Cable, and Chain · FSG 40 — Rope, Cable, Chain, and Fittings · CAGE 76257
Government record, cited
NSN 4030-01-649-4831 — this item is cataloged by the U.S. Government under National Stock Number 4030-01-649-4831. Manufacturer of record part number: 1019891.
Also searched as  4030-01-649-4831 · 4030016494831 · NIIN 016494831 · 01-649-4831 · FSC 4030 Fittings for Rope, Cable, and Chain · CAGE 76257 · 1019891
Nearby stock numbers  ·
Features
  • Shackle — FSC 4030
  • Inside Length: 7.50 INCHES NOMINAL IN
  • Material Diameter: 1.25 INCHES NOMINAL IN
  • Style Designator: CHAIN
  • Opening Width: 2.03 INCHES NOMINAL IN
  • Material Document and Classification: RR-C-271D TYPE IVB, GRADE A, CLASS 3 FED SPEC ALL MATERIAL RESPONSES
  • Material: STEEL
  • 1 manufacturer part number on file
Identification
  • NSN: 4030-01-649-4831
  • NIIN: 016494831
  • FSC: 4030 — Fittings for Rope, Cable, and Chain
  • FSG: 40 — Rope, Cable, Chain, and Fittings
  • Primary part number: 1019891
  • Manufacturer: Crosby Group Inc the Mckissick Plant Div
General Description

The Shackle, cataloged under National Stock Number 4030-01-649-4831, is classified within Federal Supply Class 4030 (Fittings for Rope, Cable, and Chain) of the Rope, Cable, Chain, and Fittings group. The manufacturer of record is Crosby Group Inc the Mckissick Plant Div. Government technical data includes 6 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
NSN4030-01-649-4831
Primary Part Number1019891
Item NameShackle
FSC / FSG4030 / 40 — Fittings for Rope, Cable, and Chain
ManufacturerCrosby Group Inc the Mckissick Plant Div
StatusACTIVE
Inside Length7.50 INCHES NOMINAL IN
Material Diameter1.25 INCHES NOMINAL IN
Style DesignatorCHAIN
Opening Width2.03 INCHES NOMINAL IN
Material Document and ClassificationRR-C-271D TYPE IVB, GRADE A, CLASS 3 FED SPEC ALL MATERIAL RESPONSES
MaterialSTEEL
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
1019891 PRIMARY Crosby Group Inc the Mckissick Plant Div (USA)
No interchangeability data on file.
Other items in FSC 4030 — Fittings for Rope, Cable, and Chain
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4030-00-001-5120
SHACKLE
4030-00-001-9591
TERMINAL,ROPE,SWAGING
4030-00-001-9952
PLUG,WIRE ROPE
4030-00-001-9953
FERRULE,WIRE ROPE
4030-00-003-0385
4030-00-003-0385 · Item name not on file
4030-00-003-1512
SHACKLE
4030-00-003-1801
SLEEVE
4030-00-003-4166
4030-00-003-4166 · Item name not on file

Frequently Asked Questions

What is NSN 4030-01-649-4831?

NSN 4030-01-649-4831 is a Shackle, manufactured by Crosby Group Inc the Mckissick Plant Div, classified under FSC 4030, Fittings for Rope, Cable, and Chain. Status: active.

What part numbers are listed for NSN 4030-01-649-4831?

NSN 4030-01-649-4831 has 1 manufacturer part number on file: 1019891 (Crosby Group Inc the Mckissick Plant Div).

What are the specifications of 1019891?

Key specifications for 1019891: Inside Length: 7.50 INCHES NOMINAL IN; Material Diameter: 1.25 INCHES NOMINAL IN; Style Designator: CHAIN; Opening Width: 2.03 INCHES NOMINAL IN. 6 specifications are documented in the U.S. Government catalog.

Is NSN 4030-01-649-4831 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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