NSN 4930-00-374-7903 · NIIN 003747903 · Part number 158657
Graco Inc. · FSC 4930 — Lubrication and Fuel Dispensing Equipment · FSG 49 — Maintenance and Repair Shop Equipment · CAGE 25980
Government record, cited
NSN 4930-00-374-7903 — this item is cataloged by the U.S. Government under National Stock Number 4930-00-374-7903. Manufacturer of record part number: 158657.
Also searched as4930-00-374-7903 ·
4930003747903 ·
NIIN 003747903 ·
00-374-7903 ·
FSC 4930 Lubrication and Fuel Dispensing Equipment · CAGE 25980 · 158657 · 158-657
General Characteristics Item Description: STEEL,0.719 IN. LG,0.188 IN. H OF HEAD,1.125 IN. OD OF HEAD,0.184 IN. OD OF BODY IN
2 manufacturer part numbers on file
Manufacturer of record: Graco Inc.
Identification
NSN: 4930-00-374-7903
NIIN: 003747903
FSC: 4930 — Lubrication and Fuel Dispensing Equipment
FSG: 49 — Maintenance and Repair Shop Equipment
Primary part number: 158657
Manufacturer: Graco Inc.
General Description
The Valve,relief, cataloged under National Stock Number 4930-00-374-7903, 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 Graco Inc.. Government technical data includes 1 specification, cited from the U.S. Government catalog. The record lists 2 manufacturer part numbers for this item, enabling identification through both NSN and commercial part number lookups. Current acquisition status: Active.
Technical Specifications
Parameter
Value
NSN
4930-00-374-7903
Primary Part Number
158657
Item Name
Valve,relief
FSC / FSG
4930 / 49 — Lubrication and Fuel Dispensing Equipment
Manufacturer
Graco Inc.
Status
ACTIVE
General Characteristics Item Description
STEEL,0.719 IN. LG,0.188 IN. H OF HEAD,1.125 IN. OD OF HEAD,0.184 IN. OD OF BODY IN
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 4930-00-374-7903?
NSN 4930-00-374-7903 is a Valve,relief, manufactured by Graco Inc., classified under FSC 4930, Lubrication and Fuel Dispensing Equipment. Status: active.
What part numbers are listed for NSN 4930-00-374-7903?
NSN 4930-00-374-7903 has 2 manufacturer part numbers on file: 158657 (Graco Inc.), 158-657 (Graco Inc.).
What are the specifications of 158657?
Key specifications for 158657: General Characteristics Item Description: STEEL,0.719 IN. LG,0.188 IN. H OF HEAD,1.125 IN. OD OF HEAD,0.184 IN. OD OF BODY IN. 1 specification is documented in the U.S. Government catalog.
Is NSN 4930-00-374-7903 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.