NSN 3655-00-778-1933 · NIIN 007781933 · Part number 630
Marshall Excelsior Co · FSC 3655 — Gas Generating and Dispensing Systems, Fixed or Mobile · FSG 36 — Special Industry Machinery · CAGE 77907
Government record, cited
NSN 3655-00-778-1933 — this item is cataloged by the U.S. Government under National Stock Number 3655-00-778-1933. Manufacturer of record part number: 630.
Also searched as3655-00-778-1933 ·
3655007781933 ·
NIIN 007781933 ·
00-778-1933 ·
FSC 3655 Gas Generating and Dispensing Systems, Fixed or Mobile · CAGE 77907 · 630
Nearby stock numbers← 3655-00-778-1595
·
3655-00-778-1947 Mount Assembly, Trai →
Features
Knob,vent Valve — FSC 3655
1 manufacturer part number on file
Manufacturer of record: Marshall Excelsior Co
Identification
NSN: 3655-00-778-1933
NIIN: 007781933
FSC: 3655 — Gas Generating and Dispensing Systems, Fixed or Mobile
FSG: 36 — Special Industry Machinery
Primary part number: 630
Manufacturer: Marshall Excelsior Co
General Description
The Knob,vent Valve, cataloged under National Stock Number 3655-00-778-1933, is classified within Federal Supply Class 3655 (Gas Generating and Dispensing Systems, Fixed or Mobile) of the Special Industry Machinery group. The manufacturer of record is Marshall Excelsior Co. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Catalog Facts
Item Name
Knob,vent Valve
FSC / FSG
3655 — Gas Generating and Dispensing Systems, Fixed or Mobile (FSG 36)
Manufacturers
Marshall Excelsior Co (CAGE 77907)
Technical Specifications
Parameter
Value
NSN
3655-00-778-1933
Primary Part Number
630
Item Name
Knob,vent Valve
FSC / FSG
3655 / 36 — Gas Generating and Dispensing Systems, Fixed or Mobile
Manufacturer
Marshall Excelsior Co
Status
ACTIVE
Lifecycle & Compliance
Acquisition Status
ACTIVE
DEMIL Code
DEMIL A — No Demilitarization Required
Hazard
Possible hazard — SDS may be required (DLA HMIC P)
Other items in FSC 3655 — Gas Generating and Dispensing Systems, Fixed or Mobile
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
3655-00-000-0142
3655-00-000-0142 · Item name not on file
3655-00-001-5361
STORAGE UNIT,LIQUID NITROGEN
3655-00-001-8393
3655-00-001-8393 · Item name not on file
3655-00-003-7256
3655-00-003-7256 · Item name not on file
3655-00-011-9455
3655-00-011-9455 · Item name not on file
3655-00-012-6888
3655-00-012-6888 · Item name not on file
3655-00-013-8994
TANK,STORAGE,LIQUID ARGON-NITROG
3655-00-013-8995
TANK,STORAGE,LIQUID ARGON-NITROG
Frequently Asked Questions
What is NSN 3655-00-778-1933?
NSN 3655-00-778-1933 is a Knob,vent Valve, manufactured by Marshall Excelsior Co, classified under FSC 3655, Gas Generating and Dispensing Systems, Fixed or Mobile. Status: active.
What part numbers are listed for NSN 3655-00-778-1933?
NSN 3655-00-778-1933 has 1 manufacturer part number on file: 630 (Marshall Excelsior Co).
Is NSN 3655-00-778-1933 hazardous material?
Possible hazard — SDS may be required (DLA HMIC P). Hazard information on this page is shown exactly as it appears in the DLA record.
Sources
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.