Cap, Filter1650-01-167-8678

NSN 1650-01-167-8678 · NIIN 011678678

FSC 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components · FSG 16 — Aircraft Components and Accessories

Government record, cited

Also searched as 1650-01-167-8678 · 1650011678678 · NIIN 011678678 · 01-167-8678 · FSC 1650 Aircraft Hydraulic, Vacuum, and De-icing System Components

Nearby stock numbers ← 1650-01-167-8665 Parts Kit, Linear Actuating Cylin · 1650-01-167-8679 Body Assembly, Valve →

Features

Cap,filter — FSC 1650
FSC Application Data: AIRCRAFT HYDRAULIC SYSTEM
General Characteristics Item Description: ALUMINUM ALLOY QQ-A-225/6 T351; 2.049 IN. LG; 1ST END HEX WRENCHING FLATS 0.880 IN. W; 2ND END 2.125-16 UN-3A IN. DIA THRDS; 0.563 IN. LG; 0.688 IN. TO FLANGE 0.125 IN. W; 2.750 IN. DIA; 1.947 IN. 1D A

Identification

NSN: 1650-01-167-8678
NIIN: 011678678
FSC: 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components
FSG: 16 — Aircraft Components and Accessories

General Description

The Cap,filter, cataloged under National Stock Number 1650-01-167-8678, is classified within Federal Supply Class 1650 (Aircraft Hydraulic, Vacuum, and De-icing System Components) of the Aircraft Components and Accessories group. Government technical data includes 2 specifications, cited from the U.S. Government catalog. 1 additional reference document (drawings, advisory and superseded references) is recorded in the U.S. Government catalog. Current acquisition status: Active.

Technical Specifications

Parameter	Value
NSN	1650-01-167-8678
Item Name	Cap,filter
FSC / FSG	1650 / 16 — Aircraft Hydraulic, Vacuum, and De-icing System Components
Status	ACTIVE
FSC Application Data	AIRCRAFT HYDRAULIC SYSTEM
General Characteristics Item Description	ALUMINUM ALLOY QQ-A-225/6 T351; 2.049 IN. LG; 1ST END HEX WRENCHING FLATS 0.880 IN. W; 2ND END 2.125-16 UN-3A IN. DIA THRDS; 0.563 IN. LG; 0.688 IN. TO FLANGE 0.125 IN. W; 2.750 IN. DIA; 1.947 IN. 1D A

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
729917	3/2 Design control — primary reference U.S. Government activity

No interchangeability data on file.

Other items in FSC 1650 — Aircraft Hydraulic, Vacuum, and De-icing System Components

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

1650-00-000-0127

1650-00-000-0127 · Item name not on file

1650-00-000-0128

1650-00-000-0128 · Item name not on file

1650-00-000-0130

1650-00-000-0130 · Item name not on file

1650-00-000-0131

ROD,PISTON,LINEAR ACTUATING CYLI

1650-00-000-0151

SWIVEL JOINT HYDRAU

1650-00-000-0152

SWIVEL JOINT,HYDRAULIC,AIRCRAFT

1650-00-001-1732

SPACER YOKE,ADJUST

1650-00-001-1734

1650-00-001-1734 · Item name not on file

Frequently Asked Questions

What is NSN 1650-01-167-8678?

NSN 1650-01-167-8678 is a Cap,filter, classified under FSC 1650, Aircraft Hydraulic, Vacuum, and De-icing System Components. Status: active.

What are the specifications of 1650-01-167-8678?

Key specifications for 1650-01-167-8678: FSC Application Data: AIRCRAFT HYDRAULIC SYSTEM; General Characteristics Item Description: ALUMINUM ALLOY QQ-A-225/6 T351; 2.049 IN. LG; 1ST END HEX WRENCHING FLATS 0.880 IN. W; 2ND END 2.125-16 UN-3A IN. DIA THRDS; 0.563 IN. LG; 0.688 IN. TO FLANGE 0.125 IN. W; 2.750 IN. DIA; 1.947 IN. 1D A; End Item Identification: AIRCRAFT B52,C135. 2 specifications are documented in the U.S. Government catalog.

Is NSN 1650-01-167-8678 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.

PartsTable Design LLC · partstable.com