PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

15-31-7Disk,valve

Hunt Valve Company, Inc. · NSN 4820-01-503-2141 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-503-2141 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-503-2141. Primary manufacturer part number: 15-31-7.
Features
  • Disk,valve — FSC 4820
  • 3 verified cross-references
  • Primary manufacturer: Hunt Valve Company, Inc.
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-503-2141, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Hunt Valve Company, Inc.. This item has 3 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Catalog Facts
Item NameDisk,valve
FSC / FSG4820 — No Item Name Available (FSG 48)
ManufacturersPima Valve, Llc (CAGE 30263); Hunt Valve Company, Inc. (CAGE 11859)
Technical Specifications
ParameterValue
NSN4820-01-503-2141
Primary Part Number15-31-7
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerHunt Valve Company, Inc.
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
4730-00-044-47150918887-1 INTERCHANGEABLE
Plug,pipe
Agco Corp Parts Opn
5360-00-109-719015317 INTERCHANGEABLE
Spring,fuel System
Williams International Co., L.l.c.
2530-00-359-0410F78472 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
Federal Mogul Corp Sub Wagner Brake Moog Automotive Div
5120-01-086-454615 317 INTERCHANGEABLE
Sander,drywall,hand
Goldblatt Tool Co Sub of Axia Inc
5940-01-125-435415317 INTERCHANGEABLE
Terminal Board
Keystone Electronics Corp
5310-01-194-908215317 INTERCHANGEABLE
Washer,lock
Bowmar Llc Dba Bowmar Instrument Corp
Cross-Reference Index
Part NumberManufacturer
15-31-7 Pima Valve, Llc (USA)
15-31 Pima Valve, Llc (USA)
15-31-7 PRIMARY Hunt Valve Company, Inc. (USA)
Related Parts
4730-00-044-4715INTERCHANGEABLE
PLUG,PIPE
0918887-1
5360-00-109-7190INTERCHANGEABLE
SPRING,FUEL SYSTEM
15317
2530-00-359-0410INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
F78472
5120-01-086-4546INTERCHANGEABLE
SANDER,DRYWALL,HAND
15 317
5940-01-125-4354INTERCHANGEABLE
TERMINAL BOARD
15317
5310-01-194-9082INTERCHANGEABLE
WASHER,LOCK
15317

Frequently Asked Questions

What is NSN 4820-01-503-2141?

NSN 4820-01-503-2141 is a Disk,valve, manufactured by Hunt Valve Company, Inc., classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-503-2141?

NSN 4820-01-503-2141 has 3 cross-referenced part numbers: 15-31-7 (Pima Valve, Llc), 15-31 (Pima Valve, Llc), 15-31-7 (Hunt Valve Company, Inc.).

What NSN replaces 4820-01-503-2141?

There are 6 known substitutes for 4820-01-503-2141: 4730-00-044-4715, 5360-00-109-7190, 2530-00-359-0410 and 3 more. Verify interchangeability with system specifications before substitution.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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