PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

91397ADisk,valve

Griswold Industries Dba Cla-Val Co · NSN 4820-00-708-0133 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-00-708-0133 — this item is cataloged by the U.S. Government under National Stock Number 4820-00-708-0133. Primary manufacturer part number: 91397A.
Features
  • Disk,valve — FSC 4820
  • Outside Diameter: 1.253 INCHES NOMINAL IN
  • Material: COPPER ALLOY AND RUBBER
  • Style Designator: SOLID
  • 4 verified cross-references
  • Primary manufacturer: Griswold Industries Dba Cla-Val Co
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
  • Applications requiring Copper Alloy and Rubber construction
General Description

The Disk,valve, cataloged under National Stock Number 4820-00-708-0133, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Griswold Industries Dba Cla-Val Co. Government technical data includes 3 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 4 commercial cross-references from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 6 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-00-708-0133
Primary Part Number91397A
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerGriswold Industries Dba Cla-Val Co
StatusACTIVE
Outside Diameter1.253 INCHES NOMINAL IN
MaterialCOPPER ALLOY AND RUBBER
Style DesignatorSOLID
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 6
5306-00-281-559034-403 INTERCHANGEABLE
Bolt,machine
Dresser Industries Inc Leroi Div
3120-00-466-4439 INTERCHANGEABLE
Bushing Special
2530-00-859-45915467733 INTERCHANGEABLE
Cylinder Assembly,hydraulic Brak
General Motors Llc Dba General Motors Llc
9905-00-902-30263440-3 INTERCHANGEABLE
Numeral,sign
Brady United States
6350-01-089-8128S3FIG123CX INTERCHANGEABLE
Horn,signal
Kahlenberg Industries, Inc. Dba Kahlenberg Industries Inc
5110-01-656-003534403 INTERCHANGEABLE
Cutter,pipe
Ridge Tool Company
Cross-Reference Index
Part NumberManufacturer
34403G Griswold Industries Dba Cla-Val Co (USA)
34403 Griswold Industries Dba Cla-Val Co (USA)
34400PC6 Griswold Industries Dba Cla-Val Co (USA)
91397A PRIMARY Griswold Industries Dba Cla-Val Co (USA)
Related Parts
5306-00-281-5590INTERCHANGEABLE
BOLT,MACHINE
34-403
3120-00-466-4439INTERCHANGEABLE
BUSHING SPECIAL
2530-00-859-4591INTERCHANGEABLE
CYLINDER ASSEMBLY,HYDRAULIC BRAK
5467733
9905-00-902-3026INTERCHANGEABLE
NUMERAL,SIGN
3440-3
6350-01-089-8128INTERCHANGEABLE
HORN,SIGNAL
S3FIG123CX
5110-01-656-0035INTERCHANGEABLE
CUTTER,PIPE
34403

Frequently Asked Questions

What is NSN 4820-00-708-0133?

NSN 4820-00-708-0133 is a Disk,valve, manufactured by Griswold Industries Dba Cla-Val Co, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-00-708-0133?

NSN 4820-00-708-0133 has 4 cross-referenced part numbers: 34403G (Griswold Industries Dba Cla-Val Co), 34403 (Griswold Industries Dba Cla-Val Co), 34400PC6 (Griswold Industries Dba Cla-Val Co), 91397A (Griswold Industries Dba Cla-Val Co).

What NSN replaces 4820-00-708-0133?

There are 6 known substitutes for 4820-00-708-0133: 5306-00-281-5590, 3120-00-466-4439, 2530-00-859-4591 and 3 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 91397A?

Key specifications for 91397A: Outside Diameter: 1.253 INCHES NOMINAL IN; Material: COPPER ALLOY AND RUBBER; Overall Height: 0.180 INCHES NOMINAL IN; Style Designator: SOLID. 4 total characteristics are documented in the Federal Logistics Information System.

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