NSN 4320-01-144-9238 · NIIN 011449238 · Part number 181-6P65-AP
Acme Products & Engineering Inc · FSC 4320 — Power and Hand Pumps · FSG 43 — Pumps and Compressors · CAGE 1T943
Government record, cited
NSN 4320-01-144-9238 — this item is cataloged by the U.S. Government under National Stock Number 4320-01-144-9238. Manufacturer of record part number: 181-6P65-AP.
Also searched as4320-01-144-9238 ·
4320011449238 ·
NIIN 011449238 ·
01-144-9238 ·
FSC 4320 Power and Hand Pumps · CAGE 1T943 · 181-6P65-AP · 181-6P65 · 181-6210 PIECE · 181-6210
General Characteristics Item Description: MATERIAL STEEL
1 manufacturer part number on file
Manufacturer of record: Acme Products & Engineering Inc
Identification
NSN: 4320-01-144-9238
NIIN: 011449238
FSC: 4320 — Power and Hand Pumps
FSG: 43 — Pumps and Compressors
Primary part number: 181-6P65-AP
Manufacturer: Acme Products & Engineering Inc
General Description
The Idler, cataloged under National Stock Number 4320-01-144-9238, is classified within Federal Supply Class 4320 (Power and Hand Pumps) of the Pumps and Compressors group. The manufacturer of record is Acme Products & Engineering Inc. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 3 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government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
4320-01-144-9238
Primary Part Number
181-6P65-AP
Item Name
Idler
FSC / FSG
4320 / 43 — Power and Hand Pumps
Manufacturer
Acme Products & Engineering Inc
Status
ACTIVE
General Characteristics Item Description
MATERIAL STEEL
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 Items6
Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.
4320-01-144-9239181-6P70POSSIBLE MATCH
PLUG ASSEMBLY,HOUSING
Possible match (shared part number)Fluid Power Components Inc
4320-01-144-9240181-6P25POSSIBLE MATCH
COVER,PUMP
Possible match (shared part number)Fluid Power Components Inc
4320-01-144-9241181-6R50POSSIBLE MATCH
CAP,PUMP,BUILT-IN RELIEF VALVE
Possible match (shared part number)Fluid Power Components Inc
4820-01-144-9242POSSIBLE MATCH
CAP,VALVE
Possible match (shared part number)
4320-01-144-9649181-6210POSSIBLE MATCH
PUMP,ROTARY
Possible match (shared part number)Fluid Power Components Inc
4320-01-144-9657181-6P55POSSIBLE MATCH
ROTOR,PUMP
Possible match (shared part number)Fluid Power Components Inc
C/1Advisory reference — outside the item-of-supply concept
Fluid Power Components Inc
181-6210
D/9Drawing number reference only
Fluid Power Components Inc
Related Parts
4320-01-144-9239POSSIBLE MATCH
PLUG ASSEMBLY,HOUSING
181-6P70
4320-01-144-9240POSSIBLE MATCH
COVER,PUMP
181-6P25
4320-01-144-9241POSSIBLE MATCH
CAP,PUMP,BUILT-IN RELIEF VALVE
181-6R50
4820-01-144-9242POSSIBLE MATCH
CAP,VALVE
4320-01-144-9649POSSIBLE MATCH
PUMP,ROTARY
181-6210
4320-01-144-9657POSSIBLE MATCH
ROTOR,PUMP
181-6P55
Frequently Asked Questions
What is NSN 4320-01-144-9238?
NSN 4320-01-144-9238 is a Idler, manufactured by Acme Products & Engineering Inc, classified under FSC 4320, Power and Hand Pumps. Status: active.
What part numbers are listed for NSN 4320-01-144-9238?
NSN 4320-01-144-9238 has 1 manufacturer part number on file: 181-6P65-AP (Acme Products & Engineering Inc).
What NSN replaces 4320-01-144-9238?
6 possible matches (shared part number, not a government interchangeability claim): 4320-01-144-9239, 4320-01-144-9240, 4320-01-144-9241. Verify interchangeability with system specifications before substitution.
What are the specifications of 181-6P65-AP?
Key specifications for 181-6P65-AP: General Characteristics Item Description: MATERIAL STEEL; End Item Identification: FLUID POWER PUMP MODEL 2LLEV-C8028. 1 specification is documented in the U.S. Government catalog.
Is NSN 4320-01-144-9238 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.