PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

A1001Filter Element,air Conditioning

Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc · NSN 4130-01-644-3561 · FSC 4130 · No Item Name Available
Verified by PartsTable
NSN 4130-01-644-3561 — this item is cataloged by the U.S. Government under National Stock Number 4130-01-644-3561. Primary manufacturer part number: A1001.
Features
  • Filter Element,air Conditioning — FSC 4130
  • 2 verified cross-references
  • Primary manufacturer: Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Filter Element,air Conditioning, cataloged under National Stock Number 4130-01-644-3561, is classified within Federal Supply Class 4130 (No Item Name Available) of the Refrigeration, AC, and Air Circulating Equipment group. The primary manufacturer of record is Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameFilter Element,air Conditioning
FSC / FSG4130 — No Item Name Available (FSG 41)
ManufacturersHdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc (CAGE 7JYX1); Hdt Expeditionary Systems, Inc. (CAGE 0JKN0)
Technical Specifications
ParameterValue
NSN4130-01-644-3561
Primary Part NumberA1001
Item NameFilter Element,air Conditioning
FSC / FSG4130 / 41 — No Item Name Available
ManufacturerHdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3110-00-100-31236460 INTERCHANGEABLE
Cone and Rollers,tapered Roller
The Timken Corporation
4510-00-269-7875R1520AK INTERCHANGEABLE
Supply Assembly,sink
Brass Craft Mfg Co Sub of Masco Corp
6685-00-378-9888 INTERCHANGEABLE
Color Chart,dpi
5315-00-422-8381A1001 INTERCHANGEABLE
Pin
Mitsubishi Caterpillar Forklift America, Inc
2590-00-477-6115A100-1 INTERCHANGEABLE
Cap,filler Opening
Curtiss-Wright Flow Control Corporation Dba Enertech Div Curtiss-Wright Flow Control
5365-00-495-71787371213 INTERCHANGEABLE
Spacer,plate
U S Army Tank Automotive Command Amsta-Im-Mm
6130-00-545-3069MD-15A INTERCHANGEABLE
Power Supply
Power/mate Co
6615-00-708-4503A1001 INTERCHANGEABLE
Housing Assy,indica
Kelly Manufacturing Company
5940-01-054-0825A-100-1 INTERCHANGEABLE
Terminal,stud
Saint-Gobain Performance Plastics
5999-01-158-2289795-46 INTERCHANGEABLE
Heat Sink,electrical-Electronic
B.c. Systems Inc. Dba Bc Systems Inc
Cross-Reference Index
Part NumberManufacturer
A1001 PRIMARY Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc (USA)
A1001 Hdt Expeditionary Systems, Inc. (USA)
Related Parts
3110-00-100-3123INTERCHANGEABLE
CONE AND ROLLERS,TAPERED ROLLER
6460
4510-00-269-7875INTERCHANGEABLE
SUPPLY ASSEMBLY,SINK
R1520AK
6685-00-378-9888INTERCHANGEABLE
COLOR CHART,DPI
5315-00-422-8381INTERCHANGEABLE
PIN
A1001
2590-00-477-6115INTERCHANGEABLE
CAP,FILLER OPENING
A100-1
5365-00-495-7178INTERCHANGEABLE
SPACER,PLATE
7371213
6130-00-545-3069INTERCHANGEABLE
POWER SUPPLY
MD-15A
6615-00-708-4503INTERCHANGEABLE
HOUSING ASSY,INDICA
A1001
5940-01-054-0825INTERCHANGEABLE
TERMINAL,STUD
A-100-1
5999-01-158-2289INTERCHANGEABLE
HEAT SINK,ELECTRICAL-ELECTRONIC
795-46
5305-01-257-9107INTERCHANGEABLE
SCREW,DRIVE
4820-01-327-7874INTERCHANGEABLE
DISK,VALVE
A1001

Frequently Asked Questions

What is NSN 4130-01-644-3561?

NSN 4130-01-644-3561 is a Filter Element,air Conditioning, manufactured by Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc, classified under FSC 4130 (No Item Name Available). Status: active.

What are the part numbers for NSN 4130-01-644-3561?

NSN 4130-01-644-3561 has 2 cross-referenced part numbers: A1001 (Hdt Expeditionary Systems, Inc. Dba Hdt Tactical Systems Inc), A1001 (Hdt Expeditionary Systems, Inc.).

What NSN replaces 4130-01-644-3561?

There are 12 known substitutes for 4130-01-644-3561: 3110-00-100-3123, 4510-00-269-7875, 6685-00-378-9888 and 9 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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