PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

BG2L-30TGun,air Blow

Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co · NSN 4940-01-243-6484 · FSC 4940 · No Item Name Available
Verified by PartsTable
NSN 4940-01-243-6484 — this item is cataloged by the U.S. Government under National Stock Number 4940-01-243-6484. Primary manufacturer part number: BG2L-30T.
Features
  • Gun,air Blow — FSC 4940
  • Operation Method: LEVER OVER
  • Tip Type: INTEGRAL
  • Hang-Up Hook: INCLUDED
  • Thread Size: 1/4-18
  • Screw Thread Series Designator: NPT
  • Air Flow Capacity Rating: INLET PRESSURE 100 PSIG MAX
  • Features Provided: THREADED INTERNAL COUPLING
Applications
  • Maintenance depot operations
  • Field repair and servicing
  • Vehicle maintenance facilities
General Description

The Gun,air Blow, cataloged under National Stock Number 4940-01-243-6484, is classified within Federal Supply Class 4940 (No Item Name Available) of the Maintenance and Repair Shop Equipment group. The primary manufacturer of record is Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co. Government technical data includes 8 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 7 commercial cross-references from 4 manufacturers, enabling identification through both NSN and commercial part number lookups. 4 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4940-01-243-6484
Primary Part NumberBG2L-30T
Item NameGun,air Blow
FSC / FSG4940 / 49 — No Item Name Available
ManufacturerFoster Manufacturing Co, Inc. Dba Foster Manufacturing Co
StatusACTIVE
Operation MethodLEVER OVER
Tip TypeINTEGRAL
Hang-Up HookINCLUDED
Thread Size1/4-18
Screw Thread Series DesignatorNPT
Air Flow Capacity RatingINLET PRESSURE 100 PSIG MAX
Features ProvidedTHREADED INTERNAL COUPLING
Design TypeANGLE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 4
4940-00-223-8970 INTERCHANGEABLE
Gun,air Blow
4940-00-223-8972 INTERCHANGEABLE
Gun,air Blow
4940-00-333-5541 INTERCHANGEABLE
Gun,air Blow
4940-01-040-7193 INTERCHANGEABLE
Gun,air Blow
Cross-Reference Index
Part NumberManufacturer
BG2L-30T Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co (USA)
A-A-55543C Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
8455257 Us Army Aviation and Missile Command (USA)
3304340-1 Mission Systems Davenport Inc. (USA)
3304340 Mission Systems Davenport Inc. (USA)
AA55543-L1AT1 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
A-A-55543 Federal Commercial Item Description Promulgated by General Services Administration Washington DC (USA)
Related Parts
4940-00-223-8970INTERCHANGEABLE
GUN,AIR BLOW
4940-00-223-8972INTERCHANGEABLE
GUN,AIR BLOW
4940-00-333-5541INTERCHANGEABLE
GUN,AIR BLOW
4940-01-040-7193INTERCHANGEABLE
GUN,AIR BLOW

Frequently Asked Questions

What is NSN 4940-01-243-6484?

NSN 4940-01-243-6484 is a Gun,air Blow, manufactured by Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co, classified under FSC 4940 (No Item Name Available). Status: active.

What are the part numbers for NSN 4940-01-243-6484?

NSN 4940-01-243-6484 has 7 cross-referenced part numbers: BG2L-30T (Foster Manufacturing Co, Inc. Dba Foster Manufacturing Co), A-A-55543C (Federal Commercial Item Description Promulgated by General Services Administration Washington DC), 8455257 (Us Army Aviation and Missile Command), 3304340-1 (Mission Systems Davenport Inc.), 3304340 (Mission Systems Davenport Inc.) and 2 more.

What NSN replaces 4940-01-243-6484?

There are 4 known substitutes for 4940-01-243-6484: 4940-00-223-8970, 4940-00-223-8972, 4940-00-333-5541 and 1 more. Verify interchangeability with system specifications before substitution.

What are the specifications of BG2L-30T?

Key specifications for BG2L-30T: Operation Method: LEVER OVER; Tip Type: INTEGRAL; Hang-Up Hook: INCLUDED; Thread Size: 1/4-18. 8 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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