The Snap Hook, cataloged under National Stock Number 5340-00-291-3544, 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 10 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 11 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-00-291-3544 |
| Primary Part Number | 337 |
| Item Name | Snap Hook |
| FSC / FSG | 5340 / 53 — No Item Name Available |
| Manufacturer | Buckles International, Inc. |
| Status | ACTIVE |
| Material | IRON CONNECTION END |
| Material | IRON HOOK |
| Material | COPPER ALLOY BLADE |
| Unattached Ring | NOT INCLUDED |
| Design Type | SWIVEL |
| Hook Style Designator | SPRING BLADE |
| Rubber Covered Feature | NOT INCLUDED |
| End Connection Style | EYE |
| Inside Width | 0.500 INCHES NOMINAL IN |
| Inside Length | 0.500 INCHES NOMINAL IN |
| Acquisition Status | ACTIVE |
| HAZMAT | No |
| Unit of Issue | EA |
| Part Number | Manufacturer |
|---|---|
| 337 | Buckles International, Inc. (USA) |
| 51-3-2 | Lockheed Martin Corporation Div Rotary and Mission Systems (USA) |
| 337 1/2 IN. EYE SIZE | Cooper Industries Inc (USA) |
| 336 1/2 IN.EYE SIZE | Cooper Industries Inc (USA) |
NSN 5340-00-291-3544 is a Snap Hook, manufactured by Buckles International, Inc., classified under FSC 5340 (No Item Name Available). Status: active.
NSN 5340-00-291-3544 has 4 cross-referenced part numbers: 337 (Buckles International, Inc.), 51-3-2 (Lockheed Martin Corporation Div Rotary and Mission Systems), 337 1/2 IN. EYE SIZE (Cooper Industries Inc), 336 1/2 IN.EYE SIZE (Cooper Industries Inc).
There are 11 known substitutes for 5340-00-291-3544: 5120-00-024-0343, 5935-00-201-9221, 5330-00-269-0757 and 8 more. Verify interchangeability with system specifications before substitution.
Key specifications for 337: Material: IRON CONNECTION END; Material: IRON HOOK; Material: COPPER ALLOY BLADE; Unattached Ring: NOT INCLUDED. 11 total characteristics are documented in the Federal Logistics Information System.