NSN 4320-01-222-9372 · NIIN 012229372 · Part number 37266
Eaton Aerospace, Llc Dba Jackson South · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 62983
Government record, cited
NSN 4320-01-222-9372 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-222-9372. Manufacturer of record part number: 37266.
Also searched as4320-01-222-9372 ·
4320012229372 ·
NIIN 012229372 ·
01-222-9372 ·
FSC 4320 Power and Hand Pumps · CAGE 62983 · 37266 · 50369-3 PIECE 113
Manufacturer of record: Eaton Aerospace, Llc Dba Jackson South
Identification
NSN: 4320-01-222-9372
NIIN: 012229372
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 37266
Manufacturer: Eaton Aerospace, Llc Dba Jackson South
General Description
The Coupling, cataloged under National Stock Number 4320-01-222-9372, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Eaton Aerospace, Llc Dba Jackson South. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. 4 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4320-01-222-9372
Primary Part Number
37266
Item Name
Coupling
FSC / FSG
4320 / 43 — Power and Hand Pumps
Manufacturer
Eaton Aerospace, Llc Dba Jackson South
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
No hazard code in the DLA record (HMIC N)
Criticality Code
X
⇄Related Items4
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
3040-01-387-952037266POSSIBLE MATCH
CYLINDER,ACTUATING,LINEAR
Possible match (shared part number)Allied Systems Company Dba Allied Systems Co
4320-01-541-674837266POSSIBLE MATCH
PUMP,CENTRIFUGAL
Possible match (shared part number)Stanadyne Corporation Dba Stanadyne Diesel Systems Div Diesel Systems
5310-01-598-904337266POSSIBLE MATCH
NUT,SELF-LOCKING,HEXAGON
Possible match (shared part number)Fastenal Company Dba Fastenal Co
3990-01-651-206237266POSSIBLE MATCH
TIE DOWN,CARGO,VEHICLE
Possible match (shared part number)Willard Marine, Inc.
NSN 4320-01-222-9372 is a Coupling, manufactured by Eaton Aerospace, Llc Dba Jackson South, classified under FSC 4320, Power and Hand Pumps. Status: active.
What part numbers are listed for NSN 4320-01-222-9372?
NSN 4320-01-222-9372 has 2 manufacturer part numbers on file: 37266 (Eaton Aerospace, Llc Dba Jackson South), 50369-3 PIECE 113 (Eaton Aerospace, Llc Dba Jackson South).
What NSN replaces 4320-01-222-9372?
4 possible matches (shared part number, not a government interchangeability claim): 3040-01-387-9520, 4320-01-541-6748, 5310-01-598-9043. Verify interchangeability with system specifications before substitution.
What are the specifications of 37266?
Key specifications for 37266: End Item Identification: PUMP AXIAL PSTN 342.0GPM. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4320-01-222-9372 hazardous material?
No hazard code in the DLA record (HMIC N). 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.