PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

48-536Hydrometer,graduated Scale

Manostat Corp · NSN 6630-00-265-7758 · FSC 6630 · No Item Name Available
Verified by PartsTable
NSN 6630-00-265-7758 — this item is cataloged by the U.S. Government under National Stock Number 6630-00-265-7758. Primary manufacturer part number: 48-536.
Features
  • Hydrometer,graduated Scale — FSC 6630
  • Nondefinitive Spec/std Data: II TYPE AND 2 CLASS AND 4 STYLE
  • Scale Quantity: 1
  • Specimen Receptacle Holder: NOT INCLUDED
  • Scale Name: API
  • Scale Range: +29.0 TO 41.0 DEGREES
  • Thermometer: INCLUDED
  • Correction Scale: NOT INCLUDED
Applications
  • Applications requiring Glass Stem construction
General Description

The Hydrometer,graduated Scale, cataloged under National Stock Number 6630-00-265-7758, is classified within Federal Supply Class 6630 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is Manostat Corp. Government technical data includes 14 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 3 commercial cross-references from 3 manufacturers, 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
NSN6630-00-265-7758
Primary Part Number48-536
Item NameHydrometer,graduated Scale
FSC / FSG6630 / 66 — No Item Name Available
ManufacturerManostat Corp
StatusACTIVE
Nondefinitive Spec/std DataII TYPE AND 2 CLASS AND 4 STYLE
Scale Quantity1
Specimen Receptacle HolderNOT INCLUDED
Scale NameAPI
Scale Range+29.0 TO 41.0 DEGREES
ThermometerINCLUDED
Correction ScaleNOT INCLUDED
Temp Range+20.0 TO 130.0 DEG FAHRENHEIT
Overall Diameter12.0 MILLIMETERS MINIMUM AND 16.0 MILLIMETERS MAXIMUM MM
Conversion ChartNOT INCLUDED
Scale Smallest Increment0.2 DEGREES
Scale Accuracy Rating0.200 DEGREES
MaterialGLASS STEM
MaterialGLASS PLUMMET
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 12
3020-00-088-887275168 INTERCHANGEABLE
Gear Set,spur,matched
Triumph Engine Control Systems Llc
6630-00-242-9257E100-53HM INTERCHANGEABLE
Hydrometer,graduated Scale
American Society for Testing and Materials Dba Astm International
6630-00-242-9258E100-54H INTERCHANGEABLE
Hydrometer,graduated Scale
American Society for Testing and Materials Dba Astm International
6630-00-245-8374D20616-07 INTERCHANGEABLE
Hydrometer,graduated Scale
La Pine Scientific Company
6630-00-245-8375F10058HL INTERCHANGEABLE
Hydrometer,graduated Scale
American Society for Testing and Materials Dba Astm International
6630-00-245-8376E100-55HL INTERCHANGEABLE
Hydrometer,graduated Scale
American Society for Testing and Materials Dba Astm International
6630-00-245-8377E100-56HL INTERCHANGEABLE
Hydrometer,graduated Scale
American Society for Testing and Materials Dba Astm International
6630-00-245-8378HX13005A INTERCHANGEABLE
Hydrometer,graduated Scale
A. Daigger and Company, Incorporated Dba Eta Hand2mind
6630-00-245-837948-3240 INTERCHANGEABLE
Hydrometer,graduated Scale
J & H Berge, Inc. Dba Lab Mart, the Div the Labmart
6685-00-264-3896048536 INTERCHANGEABLE
Gage,pressure,dial Indicating
Ametek, Inc. Div Aerospace & Defense
Cross-Reference Index
Part NumberManufacturer
48-536 Manostat Corp (USA)
MILH36343 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
S-42345C Sargent-Welch Scientific Co (USA)
Related Parts
3020-00-088-8872INTERCHANGEABLE
GEAR SET,SPUR,MATCHED
75168
6630-00-242-9257INTERCHANGEABLE
HYDROMETER,GRADUATED SCALE
E100-53HM
6630-00-242-9258INTERCHANGEABLE
HYDROMETER,GRADUATED SCALE
E100-54H
6630-00-245-8374INTERCHANGEABLE
HYDROMETER,GRADUATED SCALE
D20616-07
6630-00-245-8375INTERCHANGEABLE
HYDROMETER,GRADUATED SCALE
F10058HL
6630-00-245-8376INTERCHANGEABLE
HYDROMETER,GRADUATED SCALE
E100-55HL
6630-00-245-8377INTERCHANGEABLE
HYDROMETER,GRADUATED SCALE
E100-56HL
6630-00-245-8378INTERCHANGEABLE
HYDROMETER,GRADUATED SCALE
HX13005A
6630-00-245-8379INTERCHANGEABLE
HYDROMETER,GRADUATED SCALE
48-3240
6685-00-264-3896INTERCHANGEABLE
GAGE,PRESSURE,DIAL INDICATING
048536
6630-00-265-7610INTERCHANGEABLE
HYDROMETER,GRADUATED SCALE
6608-2TS
6630-00-265-7759INTERCHANGEABLE
HYDROMETER,GRADUATED SCALE

Frequently Asked Questions

What is NSN 6630-00-265-7758?

NSN 6630-00-265-7758 is a Hydrometer,graduated Scale, manufactured by Manostat Corp, classified under FSC 6630 (No Item Name Available). Status: active.

What are the part numbers for NSN 6630-00-265-7758?

NSN 6630-00-265-7758 has 3 cross-referenced part numbers: 48-536 (Manostat Corp), MILH36343 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M), S-42345C (Sargent-Welch Scientific Co).

What NSN replaces 6630-00-265-7758?

There are 12 known substitutes for 6630-00-265-7758: 3020-00-088-8872, 6630-00-242-9257, 6630-00-242-9258 and 9 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 48-536?

Key specifications for 48-536: Nondefinitive Spec/std Data: II TYPE AND 2 CLASS AND 4 STYLE; Scale Quantity: 1; Specimen Receptacle Holder: NOT INCLUDED; Scale Name: API. 15 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