NSN 2540-00-040-2143 — this item is cataloged by the U.S. Government under National Stock Number 2540-00-040-2143. Manufacturer of record part number: 165A36.
Also searched as2540-00-040-2143 ·
2540000402143 ·
NIIN 000402143 ·
00-040-2143 ·
FSC 2540 Vehicular Furniture and Accessories · CAGE 27996 · 165A36 · 8329921 · 842E17
General Characteristics Item Description: HEX WRENCHING FACILITY 1ST END,0.4375 IN.-20 UNF2A THD 2ND END,STRAIGHT BORE 1ST END,TAPERED BORE 2ND END IN
2 manufacturer part numbers on file
Manufacturer of record: Heil Environmental Industries
Identification
NSN: 2540-00-040-2143
NIIN: 000402143
FSC: 2540 — Vehicular Furniture and Accessories
FSG: 25 — Vehicular Equipment Components
Primary part number: 165A36
Manufacturer: Heil Environmental Industries
General Description
The Ferrule,control Cab, cataloged under National Stock Number 2540-00-040-2143, is classified within Federal Supply Class 2540 (Vehicular Furniture and Accessories) of the Vehicular Equipment Components group. The manufacturer of record is Heil Environmental Industries. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers 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through both NSN and commercial part number lookups. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
2540-00-040-2143
Primary Part Number
165A36
Item Name
Ferrule,control Cab
FSC / FSG
2540 / 25 — Vehicular Furniture and Accessories
Manufacturer
Heil Environmental Industries
Status
ACTIVE
General Characteristics Item Description
HEX WRENCHING FACILITY 1ST END,0.4375 IN.-20 UNF2A THD 2ND END,STRAIGHT BORE 1ST END,TAPERED BORE 2ND END IN
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 2540 — Vehicular Furniture and Accessories
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
2540-00-001-2045
2540-00-001-2045 · Item name not on file
2540-00-001-3392
2540-00-001-3392 · Item name not on file
2540-00-001-3467
2540-00-001-3467 · Item name not on file
2540-00-001-3534
2540-00-001-3534 · Item name not on file
2540-00-001-3535
2540-00-001-3535 · Item name not on file
2540-00-001-3536
2540-00-001-3536 · Item name not on file
2540-00-001-3537
BRACKET,HEADLIGHT,MOUNTING
2540-00-001-3538
BRACKET,HEADLIGHT,MOUNTING
Frequently Asked Questions
What is NSN 2540-00-040-2143?
NSN 2540-00-040-2143 is a Ferrule,control Cab, manufactured by Heil Environmental Industries, classified under FSC 2540, Vehicular Furniture and Accessories. Status: active.
What part numbers are listed for NSN 2540-00-040-2143?
NSN 2540-00-040-2143 has 2 manufacturer part numbers on file: 8329921 (U S Army Tank Automotive Command Amsta-Im-Mm), 165A36 (Heil Environmental Industries).
What are the specifications of 165A36?
Key specifications for 165A36: General Characteristics Item Description: HEX WRENCHING FACILITY 1ST END,0.4375 IN.-20 UNF2A THD 2ND END,STRAIGHT BORE 1ST END,TAPERED BORE 2ND END IN; End Item Identification: ORD MODEL M50. 1 specification is documented in the U.S. Government catalog.
Is NSN 2540-00-040-2143 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.