NSN 5340-01-281-5678 · NIIN 012815678 · Part number 1525
Master Lock Company Llc · FSC 5340 — Hardware, Commercial · FSG 53 — Hardware and Abrasives · CAGE 38797
Government record, cited
NSN 5340-01-281-5678 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-281-5678. Manufacturer of record part number: 1525.
Nearby stock numbers← 5340-01-281-5677 Lock, Office Machine
·
5340-01-281-5827 Boot, Dust and Moisture Seal →
Features
Padlock — FSC 5340
Overall Diameter: 1.875 INCHES NOMINAL IN
Combination Knob Quantity: 1
Shackle Clearance: 0.812 INCHES NOMINAL IN
Operating Mechanism Type: PIN TUMBLER WITH DEAD BOLT LOCKING CONSTRUCTION
Dial Quantity: 1
Dial Setting Quantity: 40 NOMINAL
Shackle Diameter: 0.281 INCHES NOMINAL IN
Identification
NSN: 5340-01-281-5678
NIIN: 012815678
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: 1525
Manufacturer: Master Lock Company Llc
General Description
The Padlock, cataloged under National Stock Number 5340-01-281-5678, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Master Lock Company Llc. Government technical data includes 8 specifications, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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. Unit of issue: EA.
Technical Specifications
Parameter
Value
NSN
5340-01-281-5678
Primary Part Number
1525
Item Name
Padlock
FSC / FSG
5340 / 53 — Hardware, Commercial
Manufacturer
Master Lock Company Llc
Status
ACTIVE
Overall Diameter
1.875 INCHES NOMINAL IN
Combination Knob Quantity
1
Shackle Clearance
0.812 INCHES NOMINAL IN
Operating Mechanism Type
PIN TUMBLER WITH DEAD BOLT LOCKING CONSTRUCTION
Dial Quantity
1
Dial Setting Quantity
40 NOMINAL
Shackle Diameter
0.281 INCHES NOMINAL IN
Construction
SOLID
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5340-00-000-0068
COVER,ACCESS
5340-00-000-0132
SEAT,HELICAL COMPRESSION SPRING
5340-00-000-8150
5340-00-000-8150 · Item name not on file
5340-00-001-1251
5340-00-001-1251 · Item name not on file
5340-00-001-1264
STRAP,WEBBING
5340-00-001-1265
STRAP,WEBBING
5340-00-001-1266
STRAP,WEBBING
5340-00-001-1275
HANDLE,DOOR
Frequently Asked Questions
What is NSN 5340-01-281-5678?
NSN 5340-01-281-5678 is a Padlock, manufactured by Master Lock Company Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
What part numbers are listed for NSN 5340-01-281-5678?
NSN 5340-01-281-5678 has 2 manufacturer part numbers on file: 1186A11 (Mcmaster-Carr Supply Co), 1525 (Master Lock Company Llc).
What are the specifications of 1525?
Key specifications for 1525: Overall Diameter: 1.875 INCHES NOMINAL IN; Combination Knob Quantity: 1; Shackle Clearance: 0.812 INCHES NOMINAL IN; Operating Mechanism Type: PIN TUMBLER WITH DEAD BOLT LOCKING CONSTRUCTION. 8 specifications are documented in the U.S. Government catalog.
Is NSN 5340-01-281-5678 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
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.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.