PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

140004Screw Assy,relief P

Meggitt Safety Systems Inc · NSN 1660-00-586-1748 · FSC 1660 · No Item Name Available
Verified by PartsTable
NSN 1660-00-586-1748 — this item is cataloged by the U.S. Government under National Stock Number 1660-00-586-1748. Primary manufacturer part number: 140004.
Features
  • Screw Assy,relief P — FSC 1660
  • 2 verified cross-references
  • Primary manufacturer: Meggitt Safety Systems Inc
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
General Description

The Screw Assy,relief P, cataloged under National Stock Number 1660-00-586-1748, is classified within Federal Supply Class 1660 (No Item Name Available) of the Aircraft Components and Accessories group. The primary manufacturer of record is Meggitt Safety Systems Inc. This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameScrew Assy,relief P
FSC / FSG1660 — No Item Name Available (FSG 16)
ManufacturersMeggitt Safety Systems Inc (CAGE 05167); Meggitt Safety Systems, Inc. Dba Meggitt Control Systems-Ventura County (CAGE 45402)
Technical Specifications
ParameterValue
NSN1660-00-586-1748
Primary Part Number140004
Item NameScrew Assy,relief P
FSC / FSG1660 / 16 — No Item Name Available
ManufacturerMeggitt Safety Systems Inc
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
6110-00-343-02207579 INTERCHANGEABLE
Regulator,voltage
Electric Regulator Corp
2920-00-603-432314000-4 INTERCHANGEABLE
Lead Assembly
Champion Aerospace Llc
4240-01-250-3585B260019 INTERCHANGEABLE
Seat,valve,exhalation
Honeywell Safety Products Usa, Inc.
5120-01-344-1016140004 INTERCHANGEABLE
Inserter,seal
Enjet Aero Dayton Inc
6665-01-415-4133 INTERCHANGEABLE
Alarm,gas,automatic
Cross-Reference Index
Part NumberManufacturer
140004 PRIMARY Meggitt Safety Systems Inc (USA)
140004 Meggitt Safety Systems, Inc. Dba Meggitt Control Systems-Ventura County (USA)
Related Parts
6110-00-343-0220INTERCHANGEABLE
REGULATOR,VOLTAGE
7579
2920-00-603-4323INTERCHANGEABLE
LEAD ASSEMBLY
14000-4
4240-01-250-3585INTERCHANGEABLE
SEAT,VALVE,EXHALATION
B260019
5120-01-344-1016INTERCHANGEABLE
INSERTER,SEAL
140004
6665-01-415-4133INTERCHANGEABLE
ALARM,GAS,AUTOMATIC

Frequently Asked Questions

What is NSN 1660-00-586-1748?

NSN 1660-00-586-1748 is a Screw Assy,relief P, manufactured by Meggitt Safety Systems Inc, classified under FSC 1660 (No Item Name Available). Status: active.

What are the part numbers for NSN 1660-00-586-1748?

NSN 1660-00-586-1748 has 2 cross-referenced part numbers: 140004 (Meggitt Safety Systems Inc), 140004 (Meggitt Safety Systems, Inc. Dba Meggitt Control Systems-Ventura County).

What NSN replaces 1660-00-586-1748?

There are 5 known substitutes for 1660-00-586-1748: 6110-00-343-0220, 2920-00-603-4323, 4240-01-250-3585 and 2 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com