PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

249SIZE2Snap Hook

Buckles International, Inc. · NSN 5340-00-433-0711 · FSC 5340 · No Item Name Available
Verified by PartsTable
NSN 5340-00-433-0711 — this item is cataloged by the U.S. Government under National Stock Number 5340-00-433-0711. Primary manufacturer part number: 249SIZE2.
Features
  • Snap Hook — FSC 5340
  • Unattached Ring: NOT INCLUDED
  • Rubber Covered Feature: NOT INCLUDED
  • Hook Style Designator: PIVOT
  • Design Type: FIXED
  • End Connection Style: EYE
  • End Position: CONNECTION END AT RIGHT ANGLE TO PLANE OF HOOK END
  • Material: IRON CONNECTION END
Applications
  • Applications requiring Iron Connection End construction
General Description

The Snap Hook, cataloged under National Stock Number 5340-00-433-0711, is classified within Federal Supply Class 5340 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Buckles International, Inc.. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.

Technical Specifications
ParameterValue
NSN5340-00-433-0711
Primary Part Number249SIZE2
Item NameSnap Hook
FSC / FSG5340 / 53 — No Item Name Available
ManufacturerBuckles International, Inc.
StatusACTIVE
Unattached RingNOT INCLUDED
Rubber Covered FeatureNOT INCLUDED
Hook Style DesignatorPIVOT
Design TypeFIXED
End Connection StyleEYE
End PositionCONNECTION END AT RIGHT ANGLE TO PLANE OF HOOK END
MaterialIRON CONNECTION END
MaterialIRON HOOK
Inside Diameter0.750 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
Successor6530-00-234-4462 (137)
HAZMATNo
Unit of IssueEA
Verified Substitutes 3
5306-00-805-40592728219-501 SUCCESSOR
Bolt,u
The Boeing Company
6530-00-234-4462137 SUCCESSOR
Housing,respirator
Bird Products Corp
6530-01-313-4334137 SUCCESSOR
Pad,pressure Point,physicotherap
Pre-Foam Inc
Cross-Reference Index
Part NumberManufacturer
5309SIZE2 Buckles International, Inc. (USA)
137 Buckles International, Inc. (USA)
249SIZE2 PRIMARY Buckles International, Inc. (USA)
Related Parts
SUCCESSOR 6530-00-234-4462 Housing,respirator · 137
5306-00-805-4059SUCCESSOR
BOLT,U
2728219-501
6530-01-313-4334SUCCESSOR
PAD,PRESSURE POINT,PHYSICOTHERAP
137

Frequently Asked Questions

What is NSN 5340-00-433-0711?

NSN 5340-00-433-0711 is a Snap Hook, manufactured by Buckles International, Inc., classified under FSC 5340 (No Item Name Available). Status: active.

What are the part numbers for NSN 5340-00-433-0711?

NSN 5340-00-433-0711 has 3 cross-referenced part numbers: 5309SIZE2 (Buckles International, Inc.), 137 (Buckles International, Inc.), 249SIZE2 (Buckles International, Inc.).

What NSN replaces 5340-00-433-0711?

There are 3 known substitutes for 5340-00-433-0711: 5306-00-805-4059, 6530-00-234-4462, 6530-01-313-4334. Verify interchangeability with system specifications before substitution.

What are the specifications of 249SIZE2?

Key specifications for 249SIZE2: Unattached Ring: NOT INCLUDED; Rubber Covered Feature: NOT INCLUDED; Hook Style Designator: PIVOT; Overall Length: 3.250 INCHES NOMINAL IN. 10 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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