NSN 5340-01-652-3525 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-652-3525. Manufacturer of record part number: JR-OS.
Length: 2.540 INCHES MINIMUM AND 2.640 INCHES MAXIMUM IN
Diameter: 1.310 INCHES NOMINAL IN
Height: 0.550 INCHES MAXIMUM IN
Width: 2.090 INCHES MAXIMUM IN
Material: STEEL CORROSION RESISTING
2 manufacturer part numbers on file
Manufacturer of record: Engineering Unlimited Inc
Identification
NSN: 5340-01-652-3525
NIIN: 016523525
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: JR-OS
Manufacturer: Engineering Unlimited Inc
General Description
The Seal,antipilferage, cataloged under National Stock Number 5340-01-652-3525, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Engineering Unlimited Inc. Government technical data includes 5 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. Current acquisition status: Active. Unit of issue: EA.
Technical Specifications
Parameter
Value
NSN
5340-01-652-3525
Primary Part Number
JR-OS
Item Name
Seal,antipilferage
FSC / FSG
5340 / 53 — Hardware, Commercial
Manufacturer
Engineering Unlimited Inc
Status
ACTIVE
Length
2.540 INCHES MINIMUM AND 2.640 INCHES MAXIMUM IN
Diameter
1.310 INCHES NOMINAL IN
Height
0.550 INCHES MAXIMUM IN
Width
2.090 INCHES MAXIMUM IN
Material
STEEL CORROSION RESISTING
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 5340-01-652-3525?
NSN 5340-01-652-3525 is a Seal,antipilferage, manufactured by Engineering Unlimited Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
What part numbers are listed for NSN 5340-01-652-3525?
NSN 5340-01-652-3525 has 2 manufacturer part numbers on file: JR-OS (Engineering Unlimited Inc), 4131855 (Oshkosh Defense Llc).
What are the specifications of JR-OS?
Key specifications for JR-OS: Length: 2.540 INCHES MINIMUM AND 2.640 INCHES MAXIMUM IN; Diameter: 1.310 INCHES NOMINAL IN; Height: 0.550 INCHES MAXIMUM IN; Width: 2.090 INCHES MAXIMUM IN. 5 specifications are documented in the U.S. Government catalog.
Is NSN 5340-01-652-3525 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.