NSN 5340-01-550-3922 — this item is cataloged by the U.S. Government under National Stock Number 5340-01-550-3922. Manufacturer of record part number: S325G12.
The Clamp,loop, cataloged under National Stock Number 5340-01-550-3922, is classified within Federal Supply Class 5340 (Hardware, Commercial) of the Hardware and Abrasives group. The manufacturer of record is Umpco, Inc. Dba Umpco Inc. The record lists 1 manufacturer part number 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. 5 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active. Unit of issue: EA.
Catalog Facts
Item Name
Clamp,loop
FSC / FSG
5340 — Hardware, Commercial (FSG 53)
Manufacturers
Umpco, Inc. Dba Umpco Inc (CAGE 18076)
Technical Specifications
Parameter
Value
NSN
5340-01-550-3922
Primary Part Number
S325G12
Item Name
Clamp,loop
FSC / FSG
5340 / 53 — Hardware, Commercial
Manufacturer
Umpco, Inc. Dba Umpco Inc
Status
ACTIVE
Lifecycle & Compliance
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
⇄Related Items5
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
5331-01-550-4362SSA925C050CPOSSIBLE MATCH
O-RING
Possible match (shared part number)Mitsubishi Intl Corp
4730-01-550-4850S342G-6POSSIBLE MATCH
CLAMP,HOSE
Possible match (shared part number)Umpco, Inc. Dba Umpco Inc
5340-01-550-7473MT0177-10POSSIBLE MATCH
ADAPTER,SUCTION
Possible match (shared part number)Marvin Land Systems, Inc.
5340-01-550-7476POSSIBLE MATCH
CAP,PROTECTIVE,DUST AND MOISTURE
Possible match (shared part number)
9905-01-550-7848306-0165-2POSSIBLE MATCH
PLATE,IDENTIFICATION
Possible match (shared part number)Marvin Land Systems, Inc.
NSN 5340-01-550-3922 is a Clamp,loop, manufactured by Umpco, Inc. Dba Umpco Inc, classified under FSC 5340, Hardware, Commercial. Status: active.
What part numbers are listed for NSN 5340-01-550-3922?
NSN 5340-01-550-3922 has 1 manufacturer part number on file: S325G12 (Umpco, Inc. Dba Umpco Inc).
What NSN replaces 5340-01-550-3922?
5 possible matches (shared part number, not a government interchangeability claim): 5331-01-550-4362, 4730-01-550-4850, 5340-01-550-7473. Verify interchangeability with system specifications before substitution.
Is NSN 5340-01-550-3922 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.