PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

74021Indicator,sight,liquid

DP Manufacturing Inc. · NSN 6680-01-327-9374 · FSC 6680 · No Item Name Available
Verified by PartsTable
NSN 6680-01-327-9374 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-327-9374. Primary manufacturer part number: 74021.
Features
  • Indicator,sight,liquid — FSC 6680
  • End Connection Type: UNABLE TO DECODE
  • Overall Diameter: 0.875 INCHES NOMINAL IN
  • 2 verified cross-references
  • Primary manufacturer: DP Manufacturing Inc.
Applications
  • Industrial maintenance and repair
  • Government and military logistics
  • Equipment overhaul and refurbishment
General Description

The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-327-9374, is classified within Federal Supply Class 6680 (No Item Name Available) of the Instruments and Laboratory Equipment group. The primary manufacturer of record is DP Manufacturing Inc.. Government technical data includes 2 verified specifications, 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. 8 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN6680-01-327-9374
Primary Part Number74021
Item NameIndicator,sight,liquid
FSC / FSG6680 / 66 — No Item Name Available
ManufacturerDP Manufacturing Inc.
StatusACTIVE
End Connection TypeUNABLE TO DECODE
Overall Diameter0.875 INCHES NOMINAL IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 8
5342-00-127-207674021 INTERCHANGEABLE
Crank,bell
Telemechanics Inc
5133-00-234-5141 INTERCHANGEABLE
Drill,twist
5998-00-456-49047402 INTERCHANGEABLE
Circuit Card Assembly
Drs Signal Solutions, Inc.
6220-00-573-37827402-1 INTERCHANGEABLE
Lens,light
Rockwell Collins, Inc. Dba Rc Displays Systems
4320-01-447-42847402-1 INTERCHANGEABLE
Impeller,pump,centrifugal
Coffin Turbo Pump Inc
6515-01-620-552674021 INTERCHANGEABLE
Support,knee
Covidien Healthcare Div Medical
1260-01-647-8908740-21 INTERCHANGEABLE
Detector,laser Illuminated Targe
Analog Modules, Inc
6515-01-696-565974021 INTERCHANGEABLE
Sleeve,wrap-Around,pneumatic
Cardinal Health 200, Llc
Cross-Reference Index
Part NumberManufacturer
74021 PRIMARY DP Manufacturing Inc. (USA)
74021 DP Mfg Inc (USA)
Related Parts
5342-00-127-2076INTERCHANGEABLE
CRANK,BELL
74021
5133-00-234-5141INTERCHANGEABLE
DRILL,TWIST
5998-00-456-4904INTERCHANGEABLE
CIRCUIT CARD ASSEMBLY
7402
6220-00-573-3782INTERCHANGEABLE
LENS,LIGHT
7402-1
4320-01-447-4284INTERCHANGEABLE
IMPELLER,PUMP,CENTRIFUGAL
7402-1
6515-01-620-5526INTERCHANGEABLE
SUPPORT,KNEE
74021
1260-01-647-8908INTERCHANGEABLE
DETECTOR,LASER ILLUMINATED TARGE
740-21
6515-01-696-5659INTERCHANGEABLE
SLEEVE,WRAP-AROUND,PNEUMATIC
74021

Frequently Asked Questions

What is NSN 6680-01-327-9374?

NSN 6680-01-327-9374 is a Indicator,sight,liquid, manufactured by DP Manufacturing Inc., classified under FSC 6680 (No Item Name Available). Status: active.

What are the part numbers for NSN 6680-01-327-9374?

NSN 6680-01-327-9374 has 2 cross-referenced part numbers: 74021 (DP Manufacturing Inc.), 74021 (DP Mfg Inc).

What NSN replaces 6680-01-327-9374?

There are 8 known substitutes for 6680-01-327-9374: 5342-00-127-2076, 5133-00-234-5141, 5998-00-456-4904 and 5 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 74021?

Key specifications for 74021: End Connection Type: UNABLE TO DECODE; Overall Height: 1.375 INCHES NOMINAL IN; Overall Diameter: 0.875 INCHES NOMINAL IN. 3 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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