PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

7753Disk,valve

Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor · NSN 4820-01-688-0509 · FSC 4820 · No Item Name Available
Verified by PartsTable
NSN 4820-01-688-0509 — this item is cataloged by the U.S. Government under National Stock Number 4820-01-688-0509. Primary manufacturer part number: 7753.
Features
  • Disk,valve — FSC 4820
  • 1 verified cross-reference
  • Primary manufacturer: Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
Applications
  • Flow control in piping systems
  • Pressure regulation
  • Steam and fluid isolation
General Description

The Disk,valve, cataloged under National Stock Number 4820-01-688-0509, is classified within Federal Supply Class 4820 (No Item Name Available) of the Valves group. The primary manufacturer of record is Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor. This item has 1 commercial cross-reference from 1 manufacturer, enabling identification through both NSN and commercial part number lookups. 12 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN4820-01-688-0509
Primary Part Number7753
Item NameDisk,valve
FSC / FSG4820 / 48 — No Item Name Available
ManufacturerQuincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor
StatusACTIVE
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
5325-00-106-6405 INTERCHANGEABLE
Grommet,nonmetallic
6920-00-107-1747 INTERCHANGEABLE
Support,shaft
5325-00-200-746252392 INTERCHANGEABLE
Ring,retaining
Honeywell International Inc. Dba Honeywell International Div Aerospace - Phoenix
3455-00-243-9487A814-45L INTERCHANGEABLE
Cutter,milling,angle
F & D Tool Co Inc
2540-00-318-09767417952 INTERCHANGEABLE
Pintle Assembly,towing
U S Army Tank Automotive Command Amsta-Im-Mm
4030-00-697-0776D8163 INTERCHANGEABLE
Rod,anchor
Joslyn Corp
5985-00-781-0314G300009S3 INTERCHANGEABLE
Attenuator,fixed
L3harris Technologies, Inc Div Space & Airborne Systems
7510-01-286-63565562 INTERCHANGEABLE
Ribbon,inking
Supplies Intl
5365-01-290-64816297 INTERCHANGEABLE
Spacer,plate
O F Mossberg & Sons Inc
4140-01-478-17237753 INTERCHANGEABLE
Fan,vaneaxial
Better Engineering Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
7753 PRIMARY Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor (USA)
Related Parts
5325-00-106-6405INTERCHANGEABLE
GROMMET,NONMETALLIC
6920-00-107-1747INTERCHANGEABLE
SUPPORT,SHAFT
5325-00-200-7462INTERCHANGEABLE
RING,RETAINING
52392
3455-00-243-9487INTERCHANGEABLE
CUTTER,MILLING,ANGLE
A814-45L
2540-00-318-0976INTERCHANGEABLE
PINTLE ASSEMBLY,TOWING
7417952
4030-00-697-0776INTERCHANGEABLE
ROD,ANCHOR
D8163
5985-00-781-0314INTERCHANGEABLE
ATTENUATOR,FIXED
G300009S3
7510-01-286-6356INTERCHANGEABLE
RIBBON,INKING
5562
5365-01-290-6481INTERCHANGEABLE
SPACER,PLATE
6297
4140-01-478-1723INTERCHANGEABLE
FAN,VANEAXIAL
7753
6505-01-563-3334INTERCHANGEABLE
HEPATITIS A VIRUS VACCINE,INACTI
NDC00006-4096-06
5310-01-601-7000INTERCHANGEABLE
NUT,PLAIN,HEXAGON
7753

Frequently Asked Questions

What is NSN 4820-01-688-0509?

NSN 4820-01-688-0509 is a Disk,valve, manufactured by Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor, classified under FSC 4820 (No Item Name Available). Status: active.

What are the part numbers for NSN 4820-01-688-0509?

NSN 4820-01-688-0509 has 1 cross-referenced part number: 7753 (Quincy Compressor Division of Coltec Industries Inc Dba Quincy Compressor Div Quincy Compressor).

What NSN replaces 4820-01-688-0509?

There are 12 known substitutes for 4820-01-688-0509: 5325-00-106-6405, 6920-00-107-1747, 5325-00-200-7462 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 7753?

Key specifications for 7753: End Item Identification: 1915-01-495-0036;VESSEL,LOGISTICS SU; Part Name Assigned by Controlling Agency: DISCHARGE VALVE. 2 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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