PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

3Y-9267Ball,check

Caterpillar Inc Div Caterpillar Defense · NSN 4820-01-548-1215 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-548-1215 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-548-1215. Primary manufacturer part number: 3Y-9267.
Features
  • Ball,check — FSC 4820
  • Spherical Diameter: 0.250 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: Caterpillar Inc Div Caterpillar Defense
Applications
  • Flow control in piping systems
  • Water treatment infrastructure
  • Industrial process control
General Description

The Ball,check, cataloged under National Stock Number 4820-01-548-1215, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Caterpillar Inc Div Caterpillar Defense. Government technical data includes 1 verified specification, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-548-1215
Primary Part Number3Y-9267
Item NameBall,check
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerCaterpillar Inc Div Caterpillar Defense
StatusACTIVE
Spherical Diameter0.250 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5975-00-245-1669 INTERCHANGEABLE
Conduit Outlet
5331-01-051-8123470-030-08 INTERCHANGEABLE
O-Ring
Pauli Systems, Inc. Dba Pauli Systems Inc
5961-01-071-3244922-6502-052 INTERCHANGEABLE
Semiconductor Device Set
Rockwell Collins, Inc. Dba Collins Aerospace Government Systems Div Collins Aerospace - Government Systems
5310-01-555-3100 INTERCHANGEABLE
Nut,self-Locking,hexagon
5930-01-731-662670126 INTERCHANGEABLE
Switch,thermostatic
Electro Impulse Laboratory Inc Dba Electro Impulse Inc
Cross-Reference Index
Part NumberManufacturer
3Y-9267 PRIMARY Caterpillar Inc Div Caterpillar Defense (USA)
70126 Paccar Winch Inc Dba Paccar Winch Division (USA)
Related Parts
5975-00-245-1669INTERCHANGEABLE
CONDUIT OUTLET
5331-01-051-8123INTERCHANGEABLE
O-RING
470-030-08
5961-01-071-3244INTERCHANGEABLE
SEMICONDUCTOR DEVICE SET
922-6502-052
5310-01-555-3100INTERCHANGEABLE
NUT,SELF-LOCKING,HEXAGON
5930-01-731-6626INTERCHANGEABLE
SWITCH,THERMOSTATIC
70126

Frequently Asked Questions

What is NSN 4820-01-548-1215?

NSN 4820-01-548-1215 is a Ball,check, manufactured by Caterpillar Inc Div Caterpillar Defense, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-548-1215?

NSN 4820-01-548-1215 has 2 cross-referenced part numbers: 3Y-9267 (Caterpillar Inc Div Caterpillar Defense), 70126 (Paccar Winch Inc Dba Paccar Winch Division).

What NSN replaces 4820-01-548-1215?

There are 5 known substitutes for 4820-01-548-1215: 5975-00-245-1669, 5331-01-051-8123, 5961-01-071-3244 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 3Y-9267?

Key specifications for 3Y-9267: Part Name Assigned by Controlling Agency: STEEL CHECK BALL; End Item Identification: 3830-01-538-1421, WINCH ATTACHMENT, SINGLE DRUM, MODEL PA80; Spherical Diameter: 0.250 INCHES NOMINAL IN; Special Features: NHA IS CLUTCH ASSEMBLY. 4 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com