PartsTable TECHNICAL DATA SHEET
NSN 4930-01-669-0838Government record, cited

Vent Unit, Relief4930-01-669-0838

NSN 4930-01-669-0838 · NIIN 016690838 · Part number 6131SSV
Betts Industries, Inc. · FSC 4930 — Lubrication and Fuel Dispensing Equipment · FSG 49 — Maintenance and Repair Shop Equipment · CAGE 13226
Government record, cited
NSN 4930-01-669-0838 — this item is cataloged by the U.S. Government under National Stock Number 4930-01-669-0838. Manufacturer of record part number: 6131SSV.
Also searched as  4930-01-669-0838 · 4930016690838 · NIIN 016690838 · 01-669-0838 · FSC 4930 Lubrication and Fuel Dispensing Equipment · CAGE 13226 · 6131SSV
Nearby stock numbers  ·
Features
  • Vent Unit,relief — FSC 4930
  • Color: WHITE
  • 1 manufacturer part number on file
  • Manufacturer of record: Betts Industries, Inc.
Identification
  • NSN: 4930-01-669-0838
  • NIIN: 016690838
  • FSC: 4930 — Lubrication and Fuel Dispensing Equipment
  • FSG: 49 — Maintenance and Repair Shop Equipment
  • Primary part number: 6131SSV
  • Manufacturer: Betts Industries, Inc.
General Description

The Vent Unit,relief, cataloged under National Stock Number 4930-01-669-0838, is classified within Federal Supply Class 4930 (Lubrication and Fuel Dispensing Equipment) of the Maintenance and Repair Shop Equipment group. The manufacturer of record is Betts Industries, Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4930-01-669-0838
Primary Part Number6131SSV
Item NameVent Unit,relief
FSC / FSG4930 / 49 — Lubrication and Fuel Dispensing Equipment
ManufacturerBetts Industries, Inc.
StatusACTIVE
ColorWHITE
Lifecycle & Compliance
Acquisition StatusACTIVE
DEMIL CodeDEMIL A — No Demilitarization Required
HazardNo hazard code in the DLA record (HMIC N)
Criticality CodeX
Cross-Reference Index
Part NumberManufacturer
6131SSV PRIMARY Betts Industries, Inc. (USA)
No interchangeability data on file.
Other items in FSC 4930 — Lubrication and Fuel Dispensing Equipment
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4930-00-001-6291
LUBRICATOR
4930-00-003-3419
4930-00-003-3419 · Item name not on file
4930-00-004-3705
4930-00-004-3705 · Item name not on file
4930-00-004-8293
PARTS KIT,LUBRICANT PUMP
4930-00-004-8384
4930-00-004-8384 · Item name not on file
4930-00-004-8385
NOZZLE
4930-00-005-1591
PUMP,CYLINDER ASSEM
4930-00-005-1592
PIPE,DEFUEL,STUB

Frequently Asked Questions

What is NSN 4930-01-669-0838?

NSN 4930-01-669-0838 is a Vent Unit,relief, manufactured by Betts Industries, Inc., classified under FSC 4930, Lubrication and Fuel Dispensing Equipment. Status: active.

What part numbers are listed for NSN 4930-01-669-0838?

NSN 4930-01-669-0838 has 1 manufacturer part number on file: 6131SSV (Betts Industries, Inc.).

What are the specifications of 6131SSV?

Key specifications for 6131SSV: Color: WHITE; Special Features: PRESSURE ACTUATED EMERGENCY VENTING RATED CAPACITY AT 5 PSIG - TEN THOUSAND CU FT HR; Part Name Assigned by Controlling Agency: COMBINATION VENT. 1 specification is documented in the U.S. Government catalog.

Is NSN 4930-01-669-0838 hazardous material?

No hazard code in the DLA record (HMIC N). 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.
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