NSN 5340-01-653-8397 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-653-8397. Manufacturer of record part number: A40F.
The Clamp,loop, cataloged under National Stock Number 5340-01-653-8397, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Torca Products Inc. Government technical data includes 4 specifications, cited from the U.S. Government catalog. The record lists 4 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog.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.
Technical Specifications
Parameter
Value
NSN
5340-01-653-8397
Primary Part Number
A40F
Item Name
Clamp,loop
FSC / FSG
5340 / 53 — Hardware, Commercial
Manufacturer
Torca Products Inc
Status
ACTIVE
Style Designator
CENTER MOUNT
Diameter
4.0 INCHES NOMINAL IN
Material Thickness
0.125 INCHES NOMINAL IN
Material
ALUMINUM AND STEEL OVERALL
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 5340-01-653-8397?
NSN 5340-01-653-8397 is a Clamp,loop, manufactured by Torca Products Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
What part numbers are listed for NSN 5340-01-653-8397?
NSN 5340-01-653-8397 has 4 manufacturer part numbers on file: 1123578 (Tld Canada Inc), 1123578 (Freightquip Pty Ltd), A40F (Torca Products Inc), J000202 (Donaldson Company, Inc.).
What are the specifications of A40F?
Key specifications for A40F: Style Designator: CENTER MOUNT; Diameter: 4.0 INCHES NOMINAL IN; Material Thickness: 0.125 INCHES NOMINAL IN; Part Name Assigned by Controlling Agency: SEALING CLAMP. 4 specifications are documented in the U.S. Government catalog.
Is NSN 5340-01-653-8397 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.