PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

8405Close,pipe

Better Engineering Manufacturing Inc · NSN 4940-01-477-9947 · FSC 4940 · No Item Name Available
Verified by PartsTable
NSN 4940-01-477-9947 — this item is cataloged by the U.S. Government under National Stock Number 4940-01-477-9947. Primary manufacturer part number: 8405.
Features
  • Close,pipe — FSC 4940
  • Criticality Code Justification: AGAV
  • 1 verified cross-reference
  • Primary manufacturer: Better Engineering Manufacturing Inc
Applications
  • Fluid conveyance
  • Hydraulic system plumbing
  • Pneumatic line routing
General Description

The Close,pipe, cataloged under National Stock Number 4940-01-477-9947, is classified within Federal Supply Class 4940 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Better Engineering Manufacturing Inc. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4940-01-477-9947
Primary Part Number8405
Item NameClose,pipe
FSC / FSG4940 / 49 — No Item Name Available
ManufacturerBetter Engineering Manufacturing Inc
StatusACTIVE
Criticality Code JustificationAGAV
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5340-00-411-90738218A0440-17 INTERCHANGEABLE
Standoff,threaded,spacing
Carey Manufacturing Co, Inc Dba Amatom Electronic Hardware Div Amatom Electronic Hardware
5905-00-469-28662100-1765 INTERCHANGEABLE
Resistor,variable,wire Wound,non
Keysight Technologies Inc
3030-00-909-62167420 INTERCHANGEABLE
Belt,v
Gates Corporation
3120-01-179-53301881-202 INTERCHANGEABLE
Bearing,sleeve
Goodrich Corporation
5340-01-596-65818405 INTERCHANGEABLE
Standoff,threaded,spacing
Keystone Electronics Corp
Cross-Reference Index
Part NumberManufacturer
8405 PRIMARY Better Engineering Manufacturing Inc (USA)
Related Parts
5340-00-411-9073INTERCHANGEABLE
STANDOFF,THREADED,SPACING
8218A0440-17
5905-00-469-2866INTERCHANGEABLE
RESISTOR,VARIABLE,WIRE WOUND,NON
2100-1765
3030-00-909-6216INTERCHANGEABLE
BELT,V
7420
3120-01-179-5330INTERCHANGEABLE
BEARING,SLEEVE
1881-202
5340-01-596-6581INTERCHANGEABLE
STANDOFF,THREADED,SPACING
8405

Frequently Asked Questions

What is NSN 4940-01-477-9947?

NSN 4940-01-477-9947 is a Close,pipe, manufactured by Better Engineering Manufacturing Inc, classified under FSC 4940 (No Item Name Available). Status: active.

What are the part numbers for NSN 4940-01-477-9947?

NSN 4940-01-477-9947 has 1 cross-referenced part number: 8405 (Better Engineering Manufacturing Inc).

What NSN replaces 4940-01-477-9947?

There are 5 known substitutes for 4940-01-477-9947: 5340-00-411-9073, 5905-00-469-2866, 3030-00-909-6216 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 8405?

Key specifications for 8405: Criticality Code Justification: AGAV; End Item Identification: THIS ITEM HAS BEEN REVIEWED/UPGRADED AS MUCH AS POSSIBLE; Part Name Assigned by Controlling Agency: CLOSE,IPE,AIRCRAFT; Special Features: NHA: 014351595 DEGREASER (FACILITY TYPE EQUIPMENT). 4 total characteristics are documented in the Federal Logistics Information System.

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