NSN 4310-01-481-7404 — this item is cataloged by the U.S. Government under National Stock Number 4310-01-481-7404. Manufacturer of record part number: CRR-3G.
Also searched as4310-01-481-7404 ·
4310014817404 ·
NIIN 014817404 ·
01-481-7404 ·
FSC 4310 Compressors and Vacuum Pumps · CAGE 0NCC5 · CRR-3G · 226L62666-M00N0 · 226L62666-M00
Nearby stock numbers← 4310-01-481-7376 Deflector, Air Cleaner, Intake
·
4310-01-481-7647 Compressor Unit, Reciprocating →
Features
Vacuum Pump,rotary — FSC 4310
3 manufacturer part numbers on file
Manufacturer of record: Welch Vacuum Technology Inc
Identification
NSN: 4310-01-481-7404
NIIN: 014817404
FSC: 4310 — Compressors and Vacuum Pumps
FSG: 43 — Pumps and Compressors
Primary part number: CRR-3G
Manufacturer: Welch Vacuum Technology Inc
General Description
The Vacuum Pump,rotary, cataloged under National Stock Number 4310-01-481-7404, is classified within Federal Supply Class 4310 (Compressors and Vacuum Pumps) of the Pumps and Compressors group. The manufacturer of record is Welch Vacuum Technology Inc. The record lists 3 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Devonport Royal Dockyard Limited, Devonport Royal Dockyard (GBR)
No interchangeability data on file.
Other items in FSC 4310 — Compressors and Vacuum Pumps
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
4310-00-000-0050
COMPRESSOR UNIT,RECIPROCATING
4310-00-001-0059
4310-00-001-0059 · Item name not on file
4310-00-001-2044
MOUNTING PAD,TANK,PRESSURE
4310-00-001-3477
PARTS KIT,VACUUM PUMP
4310-00-001-3493
VACUUM PUMP,ROTARY
4310-00-001-6194
4310-00-001-6194 · Item name not on file
4310-00-001-6381
4310-00-001-6381 · Item name not on file
4310-00-001-7755
PARTS KIT,VACUUM PUMP
Frequently Asked Questions
What is NSN 4310-01-481-7404?
NSN 4310-01-481-7404 is a Vacuum Pump,rotary, manufactured by Welch Vacuum Technology Inc, classified under FSC 4310, Compressors and Vacuum Pumps. Status: active.
What part numbers are listed for NSN 4310-01-481-7404?
NSN 4310-01-481-7404 has 3 manufacturer part numbers on file: CRR-3G (Welch Vacuum Technology Inc), 226L62666-M00N0 (Johnson Controls Ltd, York Navy Systems), 226L62666-M00 (Devonport Royal Dockyard Limited, Devonport Royal Dockyard).
What are the specifications of CRR-3G?
Key specifications for CRR-3G: Special Features: MANUFACTURER NOMENCLATURE IS VACUUM PUMP, ROTARY. 0 specifications are documented in the U.S. Government catalog.
Is NSN 4310-01-481-7404 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.