PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

626320Shackle

Ulven Machinery Co, Inc · NSN 4030-01-049-6675 · FSC 4030 · No Item Name Available
Verified by PartsTable
NSN 4030-01-049-6675 — this item is cataloged by the U.S. Government under National Stock Number 4030-01-049-6675. Primary manufacturer part number: 626320.
Features
  • Shackle — FSC 4030
  • Specification/standard Data: 81348-RR-C-271 GOVERNMENT SPECIFICATION
  • Material Diameter: 2.500 INCHES NOMINAL IN
  • Material: STEEL
  • Eye Inside Diameter: 2.906 INCHES NOMINAL IN
  • Eyelet Style: ROUND PLAIN
  • Nondefinitive Spec/std Data: 4A TYPE AND 2 CLASS AND B GRADE A
  • Surface Treatment: ZINC
Applications
  • Applications requiring Steel construction
General Description

The Shackle, cataloged under National Stock Number 4030-01-049-6675, is classified within Federal Supply Class 4030 (No Item Name Available) of the Rope, Cable, Chain, and Fittings group. The primary manufacturer of record is Ulven Machinery Co, Inc. Government technical data includes 13 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 2 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4030-01-049-6675
Primary Part Number626320
Item NameShackle
FSC / FSG4030 / 40 — No Item Name Available
ManufacturerUlven Machinery Co, Inc
StatusACTIVE
Specification/standard Data81348-RR-C-271 GOVERNMENT SPECIFICATION
Material Diameter2.500 INCHES NOMINAL IN
MaterialSTEEL
Eye Inside Diameter2.906 INCHES NOMINAL IN
Eyelet StyleROUND PLAIN
Nondefinitive Spec/std Data4A TYPE AND 2 CLASS AND B GRADE A
Surface TreatmentZINC
Closure Head StyleSHOULDER EYE
End ConditionTHREADED
Inside Length10.500 INCHES NOMINAL IN
Style DesignatorANCHOR
Opening Width4.125 INCHES NOMINAL IN
Breaking StrengthERR-060
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 2
5330-00-269-3431626320 INTERCHANGEABLE
Gasket
Northrop Grumman Systems Corporation Dba Northrop Grumman Systems Corp
4320-01-111-25863666-277-1 INTERCHANGEABLE
Pump Assembly
King Nutronics Corporation Dba King Nutronics
Cross-Reference Index
Part NumberManufacturer
263 Ulven Machinery Co, Inc (USA)
RR-C-271 Federal Specifications Promulgated by General Services Administration Washington DC (USA)
626320 PRIMARY Ulven Machinery Co, Inc (USA)
Related Parts
5330-00-269-3431INTERCHANGEABLE
GASKET
626320
4320-01-111-2586INTERCHANGEABLE
PUMP ASSEMBLY
3666-277-1

Frequently Asked Questions

What is NSN 4030-01-049-6675?

NSN 4030-01-049-6675 is a Shackle, manufactured by Ulven Machinery Co, Inc, classified under FSC 4030 (No Item Name Available). Status: active.

What are the part numbers for NSN 4030-01-049-6675?

NSN 4030-01-049-6675 has 3 cross-referenced part numbers: 263 (Ulven Machinery Co, Inc), RR-C-271 (Federal Specifications Promulgated by General Services Administration Washington DC), 626320 (Ulven Machinery Co, Inc).

What NSN replaces 4030-01-049-6675?

There are 2 known substitutes for 4030-01-049-6675: 5330-00-269-3431, 4320-01-111-2586. Verify interchangeability with system specifications before substitution.

What are the specifications of 626320?

Key specifications for 626320: Specification/standard Data: 81348-RR-C-271 GOVERNMENT SPECIFICATION; Material Diameter: 2.500 INCHES NOMINAL IN; Material: STEEL; Eye Inside Diameter: 2.906 INCHES NOMINAL IN. 13 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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