PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

200-404-33Purge Orifice Plug

Altec Air, Llc Dba Altec Llc · NSN 4310-00-123-7138 · FSC 4310 · No Item Name Available
Verified by PartsTable
NSN 4310-00-123-7138 — this item is cataloged by the U.S. Government under National Stock Number 4310-00-123-7138. Primary manufacturer part number: 200-404-33.
Features
  • Purge Orifice Plug — FSC 4310
  • General Characteristics Item Description: ALUMINUM; 7/8 IN. ACROSS FLATS OF HEX HEAD; 1/4 IN. LG EXT THD SHOULDER UNDER HEAD; 0.386 IN. APERTURE FROM HEAR REDUCED TO 0.295 IN. AT STEM; FURNISHED W/TWO O-RINGS IN
  • 2 verified cross-references
  • Primary manufacturer: Altec Air, Llc Dba Altec Llc
Applications
  • Hydraulic and pneumatic systems
  • Industrial process pumping
  • Military vehicle hydraulics
General Description

The Purge Orifice Plug, cataloged under National Stock Number 4310-00-123-7138, is classified within Federal Supply Class 4310 (No Item Name Available) of the Pumps and Compressors group. The primary manufacturer of record is Altec Air, Llc Dba Altec Llc. Government technical data includes 1 verified specification, 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. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4310-00-123-7138
Primary Part Number200-404-33
Item NamePurge Orifice Plug
FSC / FSG4310 / 43 — No Item Name Available
ManufacturerAltec Air, Llc Dba Altec Llc
StatusACTIVE
General Characteristics Item DescriptionALUMINUM; 7/8 IN. ACROSS FLATS OF HEX HEAD; 1/4 IN. LG EXT THD SHOULDER UNDER HEAD; 0.386 IN. APERTURE FROM HEAR REDUCED TO 0.295 IN. AT STEM; FURNISHED W/TWO O-RINGS IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
3110-00-144-8589 INTERCHANGEABLE
Bearing,ball,annular
4010-00-481-9848200-404 INTERCHANGEABLE
Rope,wire
L3harris Technologies, Inc. Dba Harris Corp Div Antenna Products
6625-01-078-1785 INTERCHANGEABLE
Voltmeter
6532-01-234-02482004-04 INTERCHANGEABLE
Shoe,post-Operative
Deroyal Industries Inc
5998-01-572-1028200404 INTERCHANGEABLE
Circuit Card Assembly
U S Dept of Transportation Federal Aviation Administration
Cross-Reference Index
Part NumberManufacturer
200-404 Altec Air, Llc Dba Altec Llc (USA)
200-404-33 PRIMARY Altec Air, Llc Dba Altec Llc (USA)
Related Parts
3110-00-144-8589INTERCHANGEABLE
BEARING,BALL,ANNULAR
4010-00-481-9848INTERCHANGEABLE
ROPE,WIRE
200-404
6625-01-078-1785INTERCHANGEABLE
VOLTMETER
6532-01-234-0248INTERCHANGEABLE
SHOE,POST-OPERATIVE
2004-04
5998-01-572-1028INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
200404

Frequently Asked Questions

What is NSN 4310-00-123-7138?

NSN 4310-00-123-7138 is a Purge Orifice Plug, manufactured by Altec Air, Llc Dba Altec Llc, classified under FSC 4310 (No Item Name Available). Status: active.

What are the part numbers for NSN 4310-00-123-7138?

NSN 4310-00-123-7138 has 2 cross-referenced part numbers: 200-404 (Altec Air, Llc Dba Altec Llc), 200-404-33 (Altec Air, Llc Dba Altec Llc).

What NSN replaces 4310-00-123-7138?

There are 5 known substitutes for 4310-00-123-7138: 3110-00-144-8589, 4010-00-481-9848, 6625-01-078-1785 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 200-404-33?

Key specifications for 200-404-33: General Characteristics Item Description: ALUMINUM; 7/8 IN. ACROSS FLATS OF HEX HEAD; 1/4 IN. LG EXT THD SHOULDER UNDER HEAD; 0.386 IN. APERTURE FROM HEAR REDUCED TO 0.295 IN. AT STEM; FURNISHED W/TWO O-RINGS IN. 1 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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