Mask, Wedge6610-01-042-3901

NSN 6610-01-042-3901 · NIIN 010423901

FSC 6610 — Flight Instruments · FSG 66 — Instruments and Laboratory Equipment

Government record, cited

Also searched as 6610-01-042-3901 · 6610010423901 · NIIN 010423901 · 01-042-3901 · FSC 6610 Flight Instruments · 75511027-1 · 75511027-1

Nearby stock numbers ← 6610-01-042-3900 Plate, Connector · 6610-01-042-3902 Lighting Wedge, Marking →

Features

Mask,wedge — FSC 6610
FSC Application Data: INDICATOR,HORIZONTAL SITUATION
General Characteristics Item Description: MATL BRASS 1/4 HARD PER QQ-B-613 ALLOY 260 26GA; FINISH BLACK CHEM FILM PER MIL-F-495; 2.900 IN. O/A LG,3.081 IN. O/A W,0.440 IN. O/A H,125.0 MICROINCH MACHINE FINISH OVERALL IN

Identification

NSN: 6610-01-042-3901
NIIN: 010423901
FSC: 6610 — Flight Instruments
FSG: 66 — Instruments and Laboratory Equipment

General Description

The Mask,wedge, cataloged under National Stock Number 6610-01-042-3901, is classified within Federal Supply Class 6610 (Flight Instruments) of the Instruments and Laboratory Equipment group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 2 additional reference documents (drawings, advisory and superseded references) are recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	6610-01-042-3901
Item Name	Mask,wedge
FSC / FSG	6610 / 66 — Flight Instruments
Status	ACTIVE
FSC Application Data	INDICATOR,HORIZONTAL SITUATION
General Characteristics Item Description	MATL BRASS 1/4 HARD PER QQ-B-613 ALLOY 260 26GA; FINISH BLACK CHEM FILM PER MIL-F-495; 2.900 IN. O/A LG,3.081 IN. O/A W,0.440 IN. O/A H,125.0 MICROINCH MACHINE FINISH OVERALL IN

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

Cross-Reference Index

No manufacturer part numbers on file in the U.S. Government catalog.

Reference documents

Reference	Meaning
75511027-1	5/9 Secondary reference Moog Inc. Dba Moog Components Group
75511027-1	3/2 Design control — primary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 6610 — Flight Instruments

Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.

6610-00-000-0122

ALTIMETER,PRESSURE

6610-00-000-0192

6610-00-000-0192 · Item name not on file

6610-00-001-1406

6610-00-001-1406 · Item name not on file

6610-00-001-1792

INDICATOR,INSTRUMENT LANDING,AIR

6610-00-001-2506

ARM ASSY,COMPENSATING

6610-00-001-2507

ARM ASSY,COMPENSATING

6610-00-001-2508

ARM ASSY,COMPENSATING

6610-00-001-2509

ANEROID ASSY,ALTIMETER

Frequently Asked Questions

What is NSN 6610-01-042-3901?

NSN 6610-01-042-3901 is a Mask,wedge, classified under FSC 6610, Flight Instruments. Status: active.

What are the specifications of 6610-01-042-3901?

Key specifications for 6610-01-042-3901: FSC Application Data: INDICATOR,HORIZONTAL SITUATION; General Characteristics Item Description: MATL BRASS 1/4 HARD PER QQ-B-613 ALLOY 260 26GA; FINISH BLACK CHEM FILM PER MIL-F-495; 2.900 IN. O/A LG,3.081 IN. O/A W,0.440 IN. O/A H,125.0 MICROINCH MACHINE FINISH OVERALL IN. 2 specifications are documented in the U.S. Government catalog.

Is NSN 6610-01-042-3901 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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