PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

27586Cooler Clamp

Hdt Expeditionary Systems Inc · NSN 4310-00-803-8257 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-803-8257 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-803-8257. Primary manufacturer part number: 27586.
Features
  • Cooler Clamp — FSC 4310
  • 3 verified cross-references
  • Primary manufacturer: Hdt Expeditionary Systems Inc
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Cooler Clamp, cataloged under National Stock Number 4310-00-803-8257, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Hdt Expeditionary Systems Inc. This item has 3 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameCooler Clamp
FSC / FSG4310 — No Item Name Available (FSG 43)
ManufacturersHdt Expeditionary Systems Inc (CAGE 92878); Drs Environmental Systems Inc (CAGE 5RQL2); Davey Compressor Co Div of Keco Industries Inc (CAGE 16004)
Technical Specifications
ParameterValue
NSN4310-00-803-8257
Primary Part Number27586
Item NameCooler Clamp
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerHdt Expeditionary Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
3120-00-350-3945 INTERCHANGEABLE
Bearing,sleeve
5330-00-678-443227586 INTERCHANGEABLE
Gasket
Briggs and Stratton Corp
1680-01-622-125227-618 INTERCHANGEABLE
Lining,friction
Goodrich Corporation Div Collins Aerospace, Landing Systems (wheels & Brakes)
Cross-Reference Index
Part NumberManufacturer
27586 PRIMARY Hdt Expeditionary Systems Inc (USA)
27586 Drs Environmental Systems Inc (USA)
27586 Davey Compressor Co Div of Keco Industries Inc (USA)
Related Parts
3120-00-350-3945INTERCHANGEABLE
BEARING,SLEEVE
5330-00-678-4432INTERCHANGEABLE
GASKET
27586
1680-01-622-1252INTERCHANGEABLE
LINING,FRICTION
27-618

Frequently Asked Questions

What is NSN 4310-00-803-8257?

NSN 4310-00-803-8257 is a Cooler Clamp, manufactured by Hdt Expeditionary Systems Inc, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-00-803-8257?

NSN 4310-00-803-8257 has 3 cross-referenced part numbers: 27586 (Hdt Expeditionary Systems Inc), 27586 (Drs Environmental Systems Inc), 27586 (Davey Compressor Co Div of Keco Industries Inc).

What NSN replaces 4310-00-803-8257?

There are 3 known substitutes for 4310-00-803-8257: 3120-00-350-3945, 5330-00-678-4432, 1680-01-622-1252. Verify interchangeability with system specifications before substitution.

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