PartsTable TECHNICAL DATA SHEET

NSN 6680-01-722-8675Government record, cited

Indicator, Sight, Liquid6680-01-722-8675

NSN 6680-01-722-8675 · NIIN 017228675 · Part number NMM110302-05

Bird-Johnson Propeller Company, Llc · FSC 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · FSG 66 — Instruments and Laboratory Equipment · CAGE 07309

Government record, cited

NSN 6680-01-722-8675 — this item is cataloged by the U.S. Government under National Stock Number 6680-01-722-8675. Manufacturer of record part number: NMM110302-05.

Also searched as 6680-01-722-8675 · 6680017228675 · NIIN 017228675 · 01-722-8675 · FSC 6680 Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments · CAGE 07309 · NMM110302-05 · B-3642 · NMM110302 · NMM110300 FIND NO 20 · B3642-31216VB1L · NMM110300

Nearby stock numbers ← 6680-01-722-7780 Transmitter, Liquid Quantity · 6680-01-723-0149 Sensor, Magnetic, Fluid Flow Equip →

Features

Indicator,sight,liquid — FSC 6680
1 manufacturer part number on file
Manufacturer of record: Bird-Johnson Propeller Company, Llc

Identification

NSN: 6680-01-722-8675
NIIN: 017228675
FSC: 6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
FSG: 66 — Instruments and Laboratory Equipment
Primary part number: NMM110302-05
Manufacturer: Bird-Johnson Propeller Company, Llc

General Description

The Indicator,sight,liquid, cataloged under National Stock Number 6680-01-722-8675, is classified within Federal Supply Class 6680 (Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments) of the Instruments and Laboratory Equipment group. The manufacturer of record is Bird-Johnson Propeller Company, Llc. The record lists 1 manufacturer part number for this item, enabling identification through both NSN and commercial part number lookups. 5 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. 6 items share a part number with this NSN in the catalog (possible match — not a government interchangeability claim). Current acquisition status: Active.

Catalog Facts

Item Name	Indicator,sight,liquid
FSC / FSG	6680 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments (FSG 66)
Manufacturers	Bird-Johnson Propeller Company, Llc (CAGE 07309)

Technical Specifications

Parameter	Value
NSN	6680-01-722-8675
Primary Part Number	NMM110302-05
Item Name	Indicator,sight,liquid
FSC / FSG	6680 / 66 — Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments
Manufacturer	Bird-Johnson Propeller Company, Llc
Status	ACTIVE

Lifecycle & Compliance

Acquisition Status	ACTIVE
DEMIL Code	DEMIL A — No Demilitarization Required
Hazard	No hazard code in the DLA record (HMIC N)
Criticality Code	X

⇄ Related Items 6

Each row states its source: a government interchangeability/replacement code, or a possible match on a shared part number.

5340-01-723-0545NMM111065 POSSIBLE MATCH

BRACKET,MOUNTING

Possible match (shared part number)Bird-Johnson Propeller Company, Llc

4820-01-723-1401TVISSVT.125SSNF POSSIBLE MATCH

VALVE,CHECK

Possible match (shared part number)International Valve Corp Dba Check-All Valve Mfg. Co.

5340-01-723-2121NMM110304 POSSIBLE MATCH

BRACKET,MOUNTING

Possible match (shared part number)Bird-Johnson Propeller Company, Llc

4820-01-723-2366TVHSSVT5.00SSNF POSSIBLE MATCH

VALVE,CHECK

Possible match (shared part number)International Valve Corp Dba Check-All Valve Mfg. Co.

4820-01-723-2440NMM000101-24 POSSIBLE MATCH

VALVE,SAFETY RELIEF

Possible match (shared part number)Bird-Johnson Propeller Company, Llc

4820-01-723-2442NMM000101-14 POSSIBLE MATCH

VALVE,SAFETY RELIEF

Possible match (shared part number)Bird-Johnson Propeller Company, Llc

Cross-Reference Index

Part Number	Manufacturer
NMM110302-05	Bird-Johnson Propeller Company, Llc (USA)

Reference documents

Reference	Meaning
B-3642	D/9 Drawing number reference only U.S. Government activity
NMM110302	D/9 Drawing number reference only Bird-Johnson Propeller Company, Llc
NMM110300 FIND NO 20	C/1 Advisory reference — outside the item-of-supply concept Bird-Johnson Propeller Company, Llc
B3642-31216VB1L	3/2 Design control — primary reference U.S. Government activity
NMM110300	D/9 Drawing number reference only Bird-Johnson Propeller Company, Llc

Related Parts

5340-01-723-0545POSSIBLE MATCH

BRACKET,MOUNTING

NMM111065

4820-01-723-1401POSSIBLE MATCH

VALVE,CHECK

TVISSVT.125SSNF

5340-01-723-2121POSSIBLE MATCH

BRACKET,MOUNTING

NMM110304

4820-01-723-2366POSSIBLE MATCH

VALVE,CHECK

TVHSSVT5.00SSNF

4820-01-723-2440POSSIBLE MATCH

VALVE,SAFETY RELIEF

NMM000101-24

4820-01-723-2442POSSIBLE MATCH

VALVE,SAFETY RELIEF

NMM000101-14

Frequently Asked Questions

What is NSN 6680-01-722-8675?

NSN 6680-01-722-8675 is a Indicator,sight,liquid, manufactured by Bird-Johnson Propeller Company, Llc, classified under FSC 6680, Liquid and Gas Flow, Liquid Level, and Mechanical Motion Measuring Instruments. Status: active.

What part numbers are listed for NSN 6680-01-722-8675?

NSN 6680-01-722-8675 has 1 manufacturer part number on file: NMM110302-05 (Bird-Johnson Propeller Company, Llc).

What NSN replaces 6680-01-722-8675?

6 possible matches (shared part number, not a government interchangeability claim): 5340-01-723-0545, 4820-01-723-1401, 5340-01-723-2121. Verify interchangeability with system specifications before substitution.

Is NSN 6680-01-722-8675 hazardous material?

No hazard code in the DLA record (HMIC N). Hazard information on this page is shown exactly as it appears in the DLA record.

Sources

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-16.

U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.

✓ Data cited from the U.S. Government catalog; commercial cross-references from OEM and certified industry sources.

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