The Tie Down,cargo,vehicle, cataloged under National Stock Number 3990-01-449-9752, is classified within Federal Supply Class 3990 (Miscellaneous Materials Handling Equipment) of the Materials Handling Equipment group. The manufacturer of record is Spencer Industries Inc. Government technical data includes 2 specifications, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 3990-01-449-9752 |
| Primary Part Number | SPN00454B |
| Item Name | Tie Down,cargo,vehicle |
| FSC / FSG | 3990 / 39 — Miscellaneous Materials Handling Equipment |
| Manufacturer | Spencer Industries Inc |
| Status | ACTIVE |
| Material | STEEL CHAIN |
| Material Bursting Strength | ERR-060 |
| Acquisition Status | ACTIVE |
| DEMIL Code | DEMIL A — No Demilitarization Required |
| Hazard | No hazard code in the DLA record (HMIC N) |
| Criticality Code | X |
| Part Number | Manufacturer |
|---|---|
| SPN00454B | Spencer Industries Inc (USA) |
| Reference | Meaning |
|---|---|
| 15MTC-1/1534 | 3/2 Design control — primary reference U.S. Government activity |
| SPN00454 | 5/9 Secondary reference Spencer Industries Inc |
NSN 3990-01-449-9752 is a Tie Down,cargo,vehicle, manufactured by Spencer Industries Inc, classified under FSC 3990, Miscellaneous Materials Handling Equipment. Status: active.
NSN 3990-01-449-9752 has 1 manufacturer part number on file: SPN00454B (Spencer Industries Inc).
Key specifications for SPN00454B: Special Features: CONSISTS OF ZINC COATING; TENSIONER ASSEMBLY; CHAIN 9/32 IN. DIA.; SAFETY HOOK; HOOK BULB; LINK HAMMER LOCK 1/4-15000 LBS MBS; KEEPER; LINK HAMMER 3/8-16400 LBS MBSCONSISTS OF ZINC COATING; TENSIONER ASSEMBLY; CHAIN 9/32 IN. DIA.; SAFETY HOOK; HOOK BULB; LINK HAMMER LOCK 1/4-15000 LBS MBS; KEEPER; LINK HAMMER 3/8-16400 LBS MBS LBS; Material: STEEL CHAIN; Material Bursting Strength: ERR-060. 2 specifications are documented in the U.S. Government catalog.
No hazard code in the DLA record (HMIC N). 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.