PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

93-1-21-7Generator,gas Envelope

Air Force Medical Logistics Office · NSN 6640-01-371-9678 · FSC 6640 · No Item Name Available
Verified by PartsTable
NSN 6640-01-371-9678 — this item is cataloged by the U.S. Government under National Stock Number 6640-01-371-9678. Primary manufacturer part number: 93-1-21-7.
Features
  • Generator,gas Envelope — FSC 6640
  • Hydrogen Generation Method: SODIUM BOROHYDRIDE AND WATER
  • Features Provided: DISPOSABLE AND IMMEDIATE CONSUMPTION UNIT TYPE
  • 8 verified cross-references
  • Primary manufacturer: Air Force Medical Logistics Office
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Generator,gas Envelope, cataloged under National Stock Number 6640-01-371-9678, is classified within Federal Supply Class 6640 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Air Force Medical Logistics Office. Government technical data includes 2 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 8 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 7 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Cancelled.

Technical Specifications
ParameterValue
NSN6640-01-371-9678
Primary Part Number93-1-21-7
Item NameGenerator,gas Envelope
FSC / FSG6640 / 66 — No Item Name Available
ManufacturerAir Force Medical Logistics Office
StatusCANCELLED
Hydrogen Generation MethodSODIUM BOROHYDRIDE AND WATER
Features ProvidedDISPOSABLE AND IMMEDIATE CONSUMPTION UNIT TYPE
Lifecycle & Compliance
Acquisition StatusCANCELLED
HAZMATNo
Verified Substitutes 7
5310-00-042-2890 INTERCHANGEABLE
Nut,plain,hexagon
3120-00-082-0403Z095071045 INTERCHANGEABLE
Bearing,washer,thrust
Prestolite Electric Inc
5905-00-904-9683 INTERCHANGEABLE
Resistor,fixed,wire Wound,induct
5120-00-996-7386 INTERCHANGEABLE
Alignment Tool,electronic Equipm
5130-01-326-809248-00-5183 INTERCHANGEABLE
Blade,reciprocating Saw
Milwaukee Electric Tool Corp Dba Milwaukee Electric Tools
6750-01-427-7242 INTERCHANGEABLE
Film,photographic
5998-01-585-66441181615 INTERCHANGEABLE
Circuit Card Assembly
Palomar Products, Inc.
Cross-Reference Index
Part NumberManufacturer
93-1-21-7 Air Force Medical Logistics Office (USA)
J3053-17 Cardinal Health 200, Llc (USA)
11-816-15 Fisher Scientific Company L.l.c. (USA)
L71045 Curtin Matheson Scientific Inc (USA)
271045 Becton-Dickinson and Co Microbiology Systems Div (USA)
422-890 Curtin Matheson Scientific Inc (USA)
CAMPYPAK PLUS Becton-Dickinson and Co Microbiology Systems Div (USA)
71045 Becton-Dickinson and Co Microbiology Systems Div (USA)
Related Parts
5310-00-042-2890INTERCHANGEABLE
NUT,PLAIN,HEXAGON
3120-00-082-0403INTERCHANGEABLE
BEARING,WASHER,THRUST
Z095071045
5905-00-904-9683INTERCHANGEABLE
RESISTOR,FIXED,WIRE WOUND,INDUCT
5120-00-996-7386INTERCHANGEABLE
ALIGNMENT TOOL,ELECTRONIC EQUIPM
5130-01-326-8092INTERCHANGEABLE
BLADE,RECIPROCATING SAW
48-00-5183
6750-01-427-7242INTERCHANGEABLE
FILM,PHOTOGRAPHIC
5998-01-585-6644INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
1181615

Frequently Asked Questions

What is NSN 6640-01-371-9678?

NSN 6640-01-371-9678 is a Generator,gas Envelope, manufactured by Air Force Medical Logistics Office, classified under FSC 6640 (No Item Name Available). Status: cancelled.

What are the part numbers for NSN 6640-01-371-9678?

NSN 6640-01-371-9678 has 8 cross-referenced part numbers: 93-1-21-7 (Air Force Medical Logistics Office), J3053-17 (Cardinal Health 200, Llc), 11-816-15 (Fisher Scientific Company L.l.c.), L71045 (Curtin Matheson Scientific Inc), 271045 (Becton-Dickinson and Co Microbiology Systems Div) and 3 more.

What NSN replaces 6640-01-371-9678?

There are 7 known substitutes for 6640-01-371-9678: 5310-00-042-2890, 3120-00-082-0403, 5905-00-904-9683 and 4 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 93-1-21-7?

Key specifications for 93-1-21-7: Part Name Assigned by Controlling Agency: GENERATOR GAS ENVELOPE IMMEDIATE CONSUMPTION DISP 10S; Hydrogen Generation Method: SODIUM BOROHYDRIDE AND WATER; Special Features: W/INTEGRAL PALLADIUM CATALYST; HYDROGEN AND CARBON DIOXIDE GENERATOR; PRODUCES AN AMBIENT ATMOSPHERE SUITABLE TO SUPPORT PRIMARY ISOLATION AND CULTIVATION OF MICROAEROPHILIC CAMPYLOBACTER JEJUNI; Features Provided: DISPOSABLE AND IMMEDIATE CONSUMPTION UNIT TYPE. 4 total characteristics are documented in the Federal Logistics Information System.

Is NSN 6640-01-371-9678 still in active supply?

NSN 6640-01-371-9678 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.
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