PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

21073Block,filter

Smiths Aerospace, Inc., Electronic Systems-Grand Rapids · NSN 7035-01-095-5452 · FSC 7035 · No Item Name Available
Verified by PartsTable
NSN 7035-01-095-5452 — this item is cataloged by the U.S. Government under National Stock Number 7035-01-095-5452. Primary manufacturer part number: 21073.
Features
  • Block,filter — FSC 7035
  • General Characteristics Item Description: MATERIAL ALUMINUM ALLOY 2024 T351,FINISH CHEMICAL FILM MIL-C-5541 CL 1A,LG 1.000 IN. NOM,WIDTH 0.410 IN. NOM,STOCK 0.190 IN. NOM,2-56 UNC-2B 2PLACES 0.812 CENTER TO CENTER ALONG LG,1/4-28 UNF-2B CSINK 90 DEG TO 0.350 DIA /BOTH SIDES 4 PLACES A
  • General Characteristics Item Description: MATERIAL ALUMINUM ALLOY 2024 T351,FINISH CHEMICAL FILM MIL-C-5541 CL 1A,LG 1.000 IN. NOM,WIDTH 0.410 IN. NOM,STOCK 0.190 IN. NOM,2-56 UNC-2B 2PLACES 0.812 CENTER TO CENTER ALONG LG,1/4-28 UNF-2B CSINK 90 DEG TO 0.350 DIA /BOTH SIDES 4 PLACES A
  • 2 verified cross-references
  • Primary manufacturer: Smiths Aerospace, Inc., Electronic Systems-Grand Rapids
Applications
  • Fluid filtration and purification
  • Engine intake air cleaning
  • Hydraulic system protection
General Description

The Block,filter, cataloged under National Stock Number 7035-01-095-5452, is classified within Federal Supply Class 7035 (No Item Name Available) of the General Purpose ADP Equipment group. The primary manufacturer of record is Smiths Aerospace, Inc., Electronic Systems-Grand Rapids. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN7035-01-095-5452
Primary Part Number21073
Item NameBlock,filter
FSC / FSG7035 / 70 — No Item Name Available
ManufacturerSmiths Aerospace, Inc., Electronic Systems-Grand Rapids
StatusACTIVE
General Characteristics Item DescriptionMATERIAL ALUMINUM ALLOY 2024 T351,FINISH CHEMICAL FILM MIL-C-5541 CL 1A,LG 1.000 IN. NOM,WIDTH 0.410 IN. NOM,STOCK 0.190 IN. NOM,2-56 UNC-2B 2PLACES 0.812 CENTER TO CENTER ALONG LG,1/4-28 UNF-2B CSINK 90 DEG TO 0.350 DIA /BOTH SIDES 4 PLACES A
General Characteristics Item DescriptionMATERIAL ALUMINUM ALLOY 2024 T351,FINISH CHEMICAL FILM MIL-C-5541 CL 1A,LG 1.000 IN. NOM,WIDTH 0.410 IN. NOM,STOCK 0.190 IN. NOM,2-56 UNC-2B 2PLACES 0.812 CENTER TO CENTER ALONG LG,1/4-28 UNF-2B CSINK 90 DEG TO 0.350 DIA /BOTH SIDES 4 PLACES A
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5995-00-519-1342CG409A/U1FT 8IN INTERCHANGEABLE
Cable Assembly,radio Frequency
Joint Electronics Type Designation System
1660-00-632-961921073 INTERCHANGEABLE
Converter,liquid Oxygen
Ingersoll-Rand Company Dba Ingersoll-Rand
5340-01-194-910721073 INTERCHANGEABLE
Strike,catch
Silver King Refrigeration Inc.
4820-01-328-3422WF2-1073 INTERCHANGEABLE
Button,bleeder Valve
Malabar
5962-01-338-5503 INTERCHANGEABLE
Microcircuit,linear
4820-01-415-742521073-1001-1 INTERCHANGEABLE
Guide,diaphragm,valve
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-417-233521073-002 INTERCHANGEABLE
Valve,linear,directional Control
Sargent Aerospace & Defense, Llc Dba Sargent Controls & Aerospace Div Sargent Controls & Aerospace
4820-01-614-706321073C INTERCHANGEABLE
Float,valve
Griswold Industries Dba Cla-Val Co
Cross-Reference Index
Part NumberManufacturer
21073 PRIMARY Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
21073D Smiths Aerospace, Inc., Electronic Systems-Grand Rapids (USA)
Related Parts
5995-00-519-1342INTERCHANGEABLE
CABLE ASSEMBLY,RADIO FREQUENCY
CG409A/U1FT 8IN
1660-00-632-9619INTERCHANGEABLE
CONVERTER,LIQUID OXYGEN
21073
5340-01-194-9107INTERCHANGEABLE
STRIKE,CATCH
21073
4820-01-328-3422INTERCHANGEABLE
BUTTON,BLEEDER VALVE
WF2-1073
5962-01-338-5503INTERCHANGEABLE
MICROCIRCUIT,LINEAR
4820-01-415-7425INTERCHANGEABLE
GUIDE,DIAPHRAGM,VALVE
21073-1001-1
4820-01-417-2335INTERCHANGEABLE
VALVE,LINEAR,DIRECTIONAL CONTROL
21073-002
4820-01-614-7063INTERCHANGEABLE
FLOAT,VALVE
21073C

Frequently Asked Questions

What is NSN 7035-01-095-5452?

NSN 7035-01-095-5452 is a Block,filter, manufactured by Smiths Aerospace, Inc., Electronic Systems-Grand Rapids, classified under FSC 7035 (No Item Name Available). Status: active.

What are the part numbers for NSN 7035-01-095-5452?

NSN 7035-01-095-5452 has 2 cross-referenced part numbers: 21073 (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids), 21073D (Smiths Aerospace, Inc., Electronic Systems-Grand Rapids).

What NSN replaces 7035-01-095-5452?

There are 8 known substitutes for 7035-01-095-5452: 5995-00-519-1342, 1660-00-632-9619, 5340-01-194-9107 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 21073?

Key specifications for 21073: General Characteristics Item Description: MATERIAL ALUMINUM ALLOY 2024 T351,FINISH CHEMICAL FILM MIL-C-5541 CL 1A,LG 1.000 IN. NOM,WIDTH 0.410 IN. NOM,STOCK 0.190 IN. NOM,2-56 UNC-2B 2PLACES 0.812 CENTER TO CENTER ALONG LG,1/4-28 UNF-2B CSINK 90 DEG TO 0.350 DIA /BOTH SIDES 4 PLACES A; General Characteristics Item Description: MATERIAL ALUMINUM ALLOY 2024 T351,FINISH CHEMICAL FILM MIL-C-5541 CL 1A,LG 1.000 IN. NOM,WIDTH 0.410 IN. NOM,STOCK 0.190 IN. NOM,2-56 UNC-2B 2PLACES 0.812 CENTER TO CENTER ALONG LG,1/4-28 UNF-2B CSINK 90 DEG TO 0.350 DIA /BOTH SIDES 4 PLACES A. 2 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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