Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
PLUG,PROTECTIVE,DUST AND MOISTUR. Key specifications include material: ALUMINUM ALLOY 3003, drive_type: SERRATED OR SQUARE HEAD OR HEX SOCKET, design_type: THREADED, thread_class: 2A A, overall_diameter: 0.680 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN, features_provided: SHOULDER. This product is currently in active production with full OEM support.
This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-804-1239, indicating validated use in U.S. government and defense logistics supply chains. Available through authorized enterprise resellers and TPM (Third Party Maintenance) channels.
Verify compatibility with your specific system configuration before ordering.
WHERE IT FITS
NAS842-5A
NSN:5340-00-804-1239 FSC:5340 CAGE:80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
material
ALUMINUM ALLOY 3003
drive_type
SERRATED OR SQUARE HEAD OR HEX SOCKET
design_type
THREADED
thread_class
2A A
overall_diameter
0.680 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
features_provided
SHOULDER
surface_treatment
CHROMATE OR ANODIZE
nondefinitive_spec/std_data
1 TYPE AND C CLASS
material_document_and_classification
QQ-A-250/2 FED SPEC SINGLE MATERIAL RESPONSE
thread_size_and_series/type_designator
1/2-20 NF
surface_treatment_document_and_classification
MIL-C-5541, CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE OR MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE A
NSN
5340-00-804-1239
COMPONENT DIAGRAM
KEY FEATURES
•
THREAD CLASS: 2A A
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-C-5541, CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE OR MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE A
•
OVERALL DIAMETER: 0.680 INCHES MINIMUM AND 0.940 INCHES MAXIMUM IN
•
THREAD SIZE AND SERIES/TYPE DESIGNATOR: 1/2-20 NF
•
DESIGN TYPE: THREADED
•
DRIVE TYPE: SERRATED OR SQUARE HEAD OR HEX SOCKET
•
MATERIAL: ALUMINUM ALLOY 3003
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-A-250/2 FED SPEC SINGLE MATERIAL RESPONSE
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS
2A A
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION
MIL-C-5541, CLASS 1A MIL SPEC SINGLE TREATMENT RESPONSE OR MIL-A-8625 MIL SPEC SINGLE TREATMENT RESPONSE A
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FREQUENTLY ASKED QUESTIONS
What is NAS842-5A?
NAS842-5A is a PLUG,PROTECTIVE,DUST AND MOISTUR.
What parts can replace NAS842-5A?
There are 12 known substitutes for NAS842-5A: NAS847, MIL-C-5501/7, M5501/7-F24 and 9 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NAS842-5A?
NAS842-5A is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-804-1239. This indicates validated use in U.S. government and defense supply chains.
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