NSN 5340-01-496-3148 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-496-3148. Manufacturer of record part number: 254-472.
Tube Outside Diameter for Which Designed: 3.219 INCHES NOMINAL IN
Opening Inside Diameter for Which Designed: 1.750 INCHES NOMINAL IN
Material: IRON
Inside Diameter Length: 3.750 INCHES NOMINAL IN
Round Cap Outside Surface Condition: SMOOTH
Identification
NSN: 5340-01-496-3148
NIIN: 014963148
FSC: 5340 — Hardware, Commercial
FSG: 53 — Hardware and Abrasives
Primary part number: 254-472
Manufacturer: Crane Carrier Company, Llc
General Description
The Cap,protective,dust and Moisture, cataloged under National Stock Number 5340-01-496-3148, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Crane Carrier Company, Llc. Government technical data includes 7 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
5340-01-496-3148
Primary Part Number
254-472
Item Name
Cap,protective,dust and Moisture
FSC / FSG
5340 / 53 — Hardware, Commercial
Manufacturer
Crane Carrier Company, Llc
Status
ACTIVE
Width Across Flats
6.000 INCHES NOMINAL IN
Overall Diameter
3.312 INCHES NOMINAL IN
Tube Outside Diameter for Which Designed
3.219 INCHES NOMINAL IN
Opening Inside Diameter for Which Designed
1.750 INCHES NOMINAL IN
Material
IRON
Inside Diameter Length
3.750 INCHES NOMINAL IN
Round Cap Outside Surface Condition
SMOOTH
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 5340-01-496-3148?
NSN 5340-01-496-3148 is a Cap,protective,dust and Moisture, manufactured by Crane Carrier Company, Llc, classified under FSC 5340, Hardware, Commercial. Status: active.
What part numbers are listed for NSN 5340-01-496-3148?
NSN 5340-01-496-3148 has 2 manufacturer part numbers on file: D254-472 (Crane Carrier Company, Llc), 254-472 (Crane Carrier Company, Llc).
What are the specifications of 254-472?
Key specifications for 254-472: Width Across Flats: 6.000 INCHES NOMINAL IN; Overall Diameter: 3.312 INCHES NOMINAL IN; Tube Outside Diameter for Which Designed: 3.219 INCHES NOMINAL IN; Opening Inside Diameter for Which Designed: 1.750 INCHES NOMINAL IN. 7 specifications are documented in the U.S. Government catalog.
Is NSN 5340-01-496-3148 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.