The Padlock, cataloged under National Stock Number 5340-01-588-7273, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Mcmaster-Carr Supply Co. Government technical data includes 9 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through both NSN and commercial part number lookups. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog.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. Unit of issue: EA.
| Parameter | Value |
|---|---|
| NSN | 5340-01-588-7273 |
| Primary Part Number | 1836A21 |
| Item Name | Padlock |
| FSC / FSG | 5340 / 53 — Hardware, Commercial |
| Manufacturer | Mcmaster-Carr Supply Co |
| Status | ACTIVE |
| Combination Knob Quantity | 4 |
| Shackle Clearance | 2.500 INCHES NOMINAL IN |
| Overall Thickness | 1.125 INCHES NOMINAL IN |
| Operating Mechanism Type | COMBINATION |
| Features Provided | CASEHARDENED |
| Color | GRAY/GREY AND BLACK |
| Material | STEEL SHACKLE |
| Material | ZINC AND PLASTIC BODY |
| Shackle Diameter | 0.312 INCHES NOMINAL IN |
| 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 |
| Part Number | Manufacturer |
|---|---|
| 1836A21 | Mcmaster-Carr Supply Co (USA) |
| Reference | Meaning |
|---|---|
| 7511E90-ITEM23 | 3/9 Design control — primary reference Cbs Broadcasting Inc. Dba Cbs Div Bechtel Plant Machinery Inc. - Pittsburgh |
| 1836A22 | 5/9 Secondary reference Mcmaster-Carr Supply Co |
NSN 5340-01-588-7273 is a Padlock, manufactured by Mcmaster-Carr Supply Co, classified under FSC 5340, Hardware, Commercial. Status: active.
NSN 5340-01-588-7273 has 1 manufacturer part number on file: 1836A21 (Mcmaster-Carr Supply Co).
Key specifications for 1836A21: Overall Height: 2.437 INCHES NOMINAL IN; Combination Knob Quantity: 4; Shackle Clearance: 2.500 INCHES NOMINAL IN; Overall Thickness: 1.125 INCHES NOMINAL IN. 9 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.