PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

111790-2Filter Element,fluid

Alliedsignal Inc Dba Allied-Signal Aerospace Co · NSN 2945-00-554-9142 · FSC 2945 · No Item Name Available
Verified by PartsTable
NSN 2945-00-554-9142 — this item is cataloged by the U.S. Government under National Stock Number 2945-00-554-9142. Primary manufacturer part number: 111790-2.
Features
  • Filter Element,fluid — FSC 2945
  • Flow Direction: OUTSIDE IN
  • FSC Application Data: REGULATOR,PRESSURE DIFFERENTIAL,SHUTOFF,AIR STARTER,AIRCRAFT ENGINE
  • Body Overall Length: 1.260 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN
  • Design Type: REUSABLE
  • Drop Pressure: ERR-060
  • Material: NICKEL ALLOY FILTERING MEDIUM
  • Body Diameter: 0.400 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
  • Applications requiring Nickel Alloy Filtering Medium construction
General Description

The Filter Element,fluid, cataloged under National Stock Number 2945-00-554-9142, is classified within Federal Supply Class 2945 (No Item Name Available) of the Engine Accessories group. The primary manufacturer of record is Alliedsignal Inc Dba Allied-Signal Aerospace Co. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN2945-00-554-9142
Primary Part Number111790-2
Item NameFilter Element,fluid
FSC / FSG2945 / 29 — No Item Name Available
ManufacturerAlliedsignal Inc Dba Allied-Signal Aerospace Co
StatusCANCELLED
Flow DirectionOUTSIDE IN
FSC Application DataREGULATOR,PRESSURE DIFFERENTIAL,SHUTOFF,AIR STARTER,AIRCRAFT ENGINE
Body Overall Length1.260 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN
Design TypeREUSABLE
Drop PressureERR-060
MaterialNICKEL ALLOY FILTERING MEDIUM
Body Diameter0.400 INCHES MINIMUM AND 0.410 INCHES MAXIMUM IN
Media for Which DesignedAIR
Style DesignatorCYLINDRICAL W/CLOSED ENDS
Filtering Media DesignSPIRAL WOUND SINGLE FILTERING MEDIA RESPONSE
Body Inside Diameter0.210 INCHES MINIMUM AND 0.220 INCHES MAXIMUM IN
Filtration Rating in Microns10.0 NOMINAL
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 6
1680-00-339-973637192 INTERCHANGEABLE
Cable,elevation Loc
B E Aerospace Inc Services Div
6610-00-397-9840371-92 INTERCHANGEABLE
Post,hairspring,alt
Elbitamerica, Inc.
5905-00-918-9198 INTERCHANGEABLE
Resistor
5930-01-428-6770 INTERCHANGEABLE
Switch,sensitive
5310-01-553-320012759-80021 INTERCHANGEABLE
Nut,plain,hexagon
Fastenal Company Dba Fastenal Co
5120-01-728-800937192 INTERCHANGEABLE
Key,socket Head Screw
Wiha Quality Tools
Cross-Reference Index
Part NumberManufacturer
111790-2 Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA)
PS111790-2 Alliedsignal Inc Dba Allied-Signal Aerospace Co (USA)
111790-2 Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA)
PS111790-2 Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix (USA)
1725948 Purolator Facet Inc. Div Parker Aerospace Filtration Division Dba Purolator Facet, in (USA)
3719-2 Jsn Inc (USA)
6F1370-2 Crissair Inc Div Esco Technologies (USA)
Related Parts
1680-00-339-9736INTERCHANGEABLE
CABLE,ELEVATION LOC
37192
6610-00-397-9840INTERCHANGEABLE
POST,HAIRSPRING,ALT
371-92
5905-00-918-9198INTERCHANGEABLE
RESISTOR
5930-01-428-6770INTERCHANGEABLE
SWITCH,SENSITIVE
5310-01-553-3200INTERCHANGEABLE
NUT,PLAIN,HEXAGON
12759-80021
5120-01-728-8009INTERCHANGEABLE
KEY,SOCKET HEAD SCREW
37192

Frequently Asked Questions

What is NSN 2945-00-554-9142?

NSN 2945-00-554-9142 is a Filter Element,fluid, manufactured by Alliedsignal Inc Dba Allied-Signal Aerospace Co, classified under FSC 2945 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 2945-00-554-9142?

NSN 2945-00-554-9142 has 7 cross-referenced part numbers: 111790-2 (Alliedsignal Inc Dba Allied-Signal Aerospace Co), PS111790-2 (Alliedsignal Inc Dba Allied-Signal Aerospace Co), 111790-2 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix), PS111790-2 (Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix), 1725948 (Purolator Facet Inc. Div Parker Aerospace Filtration Division Dba Purolator Facet, in) and 2 more.

What NSN replaces 2945-00-554-9142?

There are 6 known substitutes for 2945-00-554-9142: 1680-00-339-9736, 6610-00-397-9840, 5905-00-918-9198 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 111790-2?

Key specifications for 111790-2: Flow Direction: OUTSIDE IN; FSC Application Data: REGULATOR,PRESSURE DIFFERENTIAL,SHUTOFF,AIR STARTER,AIRCRAFT ENGINE; Body Overall Length: 1.260 INCHES MINIMUM AND 1.280 INCHES MAXIMUM IN; Design Type: REUSABLE. 12 total characteristics are documented in the Federal Logistics Information System.

Is NSN 2945-00-554-9142 still in active supply?

NSN 2945-00-554-9142 is currently cancelled. Check with the Defense Logistics Agency for current availability and authorized substitutes.

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