The Label, cataloged under National Stock Number 7690-01-539-0728, is classified within Federal Supply Class 7690 (Miscellaneous Printed Matter) of the Books, Maps, and Other Publications group. The manufacturer of record is Oshkosh Defense Llc. Government technical data includes 10 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
| Parameter | Value |
|---|---|
| NSN | 7690-01-539-0728 |
| Primary Part Number | 3556999 |
| Item Name | Label |
| FSC / FSG | 7690 / 76 — Miscellaneous Printed Matter |
| Manufacturer | Oshkosh Defense Llc |
| Status | ACTIVE |
| Inscription Height | 1.060 INCHES NOMINAL IN |
| Length | 4.250 INCHES NOMINAL IN |
| Inscription | TRAILER COUPLE/DECOUPLE; DO NOT COUPLE/DECOUPLE TRAILER UNLESS UNLADEN. FAILURE TO DO SO CAN CAUSE EQUIPMENT FAILURE OR DAMAGE |
| Material Document and Classification | QQ-P-455, TYPE 1, GRADE A, CLASS 1 FED SPEC SINGLE MATERIAL RESPONSE |
| Basic Shape Style | RECTANGULAR |
| Surface Treatment | ANODIZE |
| Width | 1.310 INCHES NOMINAL IN |
| Material | ALUMINUM |
| Thickness | 0.020 INCHES NOMINAL IN |
| Attachment Method | HOLE |
| 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 |
|---|---|
| 3556999 PRIMARY | Oshkosh Defense Llc (USA) |
| Reference | Meaning |
|---|---|
| 3556999 | 3/9 Design control — primary reference Oshkosh Corp |
NSN 7690-01-539-0728 is a Label, manufactured by Oshkosh Defense Llc, classified under FSC 7690, Miscellaneous Printed Matter. Status: active.
NSN 7690-01-539-0728 has 1 manufacturer part number on file: 3556999 (Oshkosh Defense Llc).
Key specifications for 3556999: Inscription Height: 1.060 INCHES NOMINAL IN; Length: 4.250 INCHES NOMINAL IN; Inscription: TRAILER COUPLE/DECOUPLE; DO NOT COUPLE/DECOUPLE TRAILER UNLESS UNLADEN. FAILURE TO DO SO CAN CAUSE EQUIPMENT FAILURE OR DAMAGE; Material Document and Classification: QQ-P-455, TYPE 1, GRADE A, CLASS 1 FED SPEC SINGLE MATERIAL RESPONSE. 10 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.