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Snap Hook

NSN: 5340-00-781-3918 | Model: NAS1281B24

A metal fastening device one or both ends of which are hook shaped with a closing or locking device over the throat opening which is held closed by spring action. If hook shaped on one end only the opposite end is provided with a fixed, loose, or swivel loop or opening for connecting to another item. Excludes cargo hooks with safety devices.

NSN Properties and Flags
NATO Stock Number
Overall Length
3.750 inches
Inside Length
1.500 inches
End Connection Style
Blade Material
Steel, spring
Design Type
End Position
Connection end at right angle to plane of hook end
Hook Material
Iron, malleable
Connection End Material
Iron, malleable
Rubber Covered Feature
Not included
Unattached Ring
Not included
Hook Style Designator
Spring blade
Surface Treatment
Nickel plated

Inventory Check

The last inventory check on this NSN was done on 09/29/2022. Due to rapid changes in inventory this may not be the current stock qty.

  • New: 1
  • New Surplus: 1

Pricing and Availability

Send us a request for quote using the form below. Our team will contact you with an up to date pricing and availability quote ASAP.

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NSN 5340-00-781-3918 Datasheet

Supply Class (FSC):
Commercial Hardware
Cross Reference:
  • NAS1281B24
Cage Codes:
  • National Aerospace Standards (CAGE 80205)

P - Indicates there is no information in the hmirs. The nsn is in a fsc in table ii of federal standard 313 and a msds may be required by the user. The requirement for a msds is dependent on a hazard determination of the supplier or the intended end use of item.


U - Precious metal content is unknown


- The item does not have a nuclear hardened feature or any other critical feature such as tolerance, fit restriction or application.

Freight Information:
  • NMFC:

    095370 - Hooks noi i/s galvanize/plain etc

  • WCC:

    713 - Metal hardware

  • SHC:

    9 - Other or no special handling required (sh)

  • ADC:

    A - Shipment is not a consolidation and does not exceed 84 inches in any dimension.

  • ACC:

    B - Construction materials: includes paint and related materials, prefabricated building, wood products, metal and composition mater

  • LTL:

    Q - 70.0

  • TCC:

    Z - No special type of cargo code applicable

NSN Management Codes:
  • SOS
  • AAC
  • Quantity per pack
  • Unit of Measure
  • Shelf Life
  • Classification Control
  • Repariability
    This is a nonreparable item. if condemned or economically unserviceable, then dispose at the level authorized replace the item.

Questions & Answers:

What are the historical prices recorded for this stock number?
Historical data shows pricing from $30.86 to $51.44..
Does NSN 5340-00-781-3918 have a shelf life?
No. There is no shelf life applicable for this NSN.
What NATO entities are users of this NSN?
Department Of The Army, Department Of The Air Force, Republic Of Korea, and Turkey
What is the NIIN of NSN 5340-00-781-3918?
007813918 or 00-781-3918
Does NSN 5340-00-781-3918 require demilitarization?
Yes - ITAR Controlled
What is the most recent solicitation for NSN 5340-00-781-3918?
No solicitations for this NSN.
When was this national stock number assigned to the federal catalog?
Jan 01, 1960