The Snap Hook, cataloged under National Stock Number 5340-01-081-8281, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. Government technical data includes 8 specifications, cited from the U.S. Government catalog. 7 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 1 item shares a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-081-8281 |
| Item Name | Snap Hook |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Status | ACTIVE |
| Inside Width | 0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN |
| Unattached Ring | NOT INCLUDED |
| Design Type | SWIVEL |
| End Connection Style | SWIVEL |
| Hook Style Designator | PIVOT |
| Material | IRON MALLEABLE CONNECTION END |
| Material | IRON MALLEABLE HOOK |
| Rubber Covered Feature | NOT INCLUDED |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | Possible hazard — SDS may be required (DLA HMIC P) |
| Criticality Code | X |
| Unit of Issue | EA |
| Reference | Meaning |
|---|---|
| M43770/8-MIZ1 | 5/9 Secondary reference U.S. Government activity |
| NASM43770/8 | 3/1 Design control — primary reference U.S. Government activity |
| M43770/8-MIZ1 | 3/2 Design control — primary reference U.S. Government activity |
| MIL-S-43770/8 | 5/9 Secondary reference U.S. Government activity |
| MIL-S-43770/8M4 3770/8-M1Z1 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| MIL-S-43403 TYP EII | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
| M4377018-MIZ1 | C/1 Advisory reference — outside the item-of-supply concept Zf Industrieantriebe Witten Gmbh |
NSN 5340-01-081-8281 is a Snap Hook, classified under FSC 5340, Hardware, Commercial. Status: active.
1 possible match (shared part number, not a government interchangeability claim): 5340-01-483-9083. Verify interchangeability with system specifications before substitution.
Key specifications for 5340-01-081-8281: Inside Width: 0.438 INCHES MINIMUM AND 0.500 INCHES MAXIMUM IN; Unattached Ring: NOT INCLUDED; Design Type: SWIVEL; Overall Length: 3.625 INCHES MINIMUM AND 3.687 INCHES MAXIMUM IN. 8 specifications are documented in the U.S. Government catalog.
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
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.