PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

V35Air Entry,respirator

E. D. Bullard Company Dba Ed Bullard Co · NSN 4240-01-250-9129 · FSC 4240 · No Item Name Available
Verified by PartsTable
NSN 4240-01-250-9129 — this item is cataloged by the U.S. Government under National Stock Number 4240-01-250-9129. Primary manufacturer part number: V35.
Features
  • Air Entry,respirator — FSC 4240
  • General Characteristics Item Description: 0.500 IN.; SOLE SOURCE REQUIRED BY STATUTE 6.302 IN
  • Criticality Code Justification: TEXT
  • 2 verified cross-references
  • Primary manufacturer: E. D. Bullard Company Dba Ed Bullard Co
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Air Entry,respirator, cataloged under National Stock Number 4240-01-250-9129, is classified within Federal Supply Class 4240 (No Item Name Available) of the Fire Fighting, Rescue, and Safety Equipment group. The primary manufacturer of record is E. D. Bullard Company Dba Ed Bullard Co. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4240-01-250-9129
Primary Part NumberV35
Item NameAir Entry,respirator
FSC / FSG4240 / 42 — No Item Name Available
ManufacturerE. D. Bullard Company Dba Ed Bullard Co
StatusACTIVE
General Characteristics Item Description0.500 IN.; SOLE SOURCE REQUIRED BY STATUTE 6.302 IN
Criticality Code JustificationTEXT
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
3030-00-264-306632364 INTERCHANGEABLE
Belt,v
Contitech Usa, Inc Dba Veyance Technologies
4310-00-353-5279V35 INTERCHANGEABLE
Diaphragm,valve
Gast Mfg Corp
5930-00-636-0036266-0049-00 INTERCHANGEABLE
Switch,sensitive
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
6625-01-395-6651V35 INTERCHANGEABLE
Adapter,test
Phoenix Microsystems Inc
5998-01-423-4640UCI-M/V35 INTERCHANGEABLE
Circuit Card Assembly
Rad Data Communications Inc.
5996-01-569-4076V35 INTERCHANGEABLE
Amplifier,audio Frequency
Bogen Communications Inc
Cross-Reference Index
Part NumberManufacturer
V-35 Zf Industrieantriebe Witten Gmbh (DEU)
V35 PRIMARY E. D. Bullard Company Dba Ed Bullard Co (USA)
Related Parts
3030-00-264-3066INTERCHANGEABLE
BELT,V
32364
4310-00-353-5279INTERCHANGEABLE
DIAPHRAGM,VALVE
V35
5930-00-636-0036INTERCHANGEABLE
SWITCH,SENSITIVE
266-0049-00
6625-01-395-6651INTERCHANGEABLE
ADAPTER,TEST
V35
5998-01-423-4640INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
UCI-M/V35
5996-01-569-4076INTERCHANGEABLE
AMPLIFIER,AUDIO FREQUENCY
V35

Frequently Asked Questions

What is NSN 4240-01-250-9129?

NSN 4240-01-250-9129 is a Air Entry,respirator, manufactured by E. D. Bullard Company Dba Ed Bullard Co, classified under FSC 4240 (No Item Name Available). Status: active.

What are the part numbers for NSN 4240-01-250-9129?

NSN 4240-01-250-9129 has 2 cross-referenced part numbers: V-35 (Zf Industrieantriebe Witten Gmbh), V35 (E. D. Bullard Company Dba Ed Bullard Co).

What NSN replaces 4240-01-250-9129?

There are 6 known substitutes for 4240-01-250-9129: 3030-00-264-3066, 4310-00-353-5279, 5930-00-636-0036 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of V35?

Key specifications for V35: End Item Identification: E. D. BULLARD MODEL 20-T HOOD SUPPLIED-AIR RESPIRATORS; General Characteristics Item Description: 0.500 IN.; SOLE SOURCE REQUIRED BY STATUTE 6.302 IN; Criticality Code Justification: TEXT. 3 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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