Material determines chemical compatibility Standard durometer is 70 Shore A
Wrong material = catastrophic seal failure
PRODUCT OVERVIEW
The STANDOFF,THREADED,SPACING is a the manufacturer industrial component. Key specifications include length: 1.87 INCHES MINIMUM AND 1.88 INCHES MAXIMUM IN, material: STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL, thread_class: 2B RIGHT INTERNAL, thread_length: 0.500 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN, left_slot_depth: 0.375 INCHES NOMINAL IN, left_slot_width: 0.138 INCHES NOMINAL IN. This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5340-00-007-6108, 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
NAS1831
NSN:5340-00-007-6108 FSC:5340 CAGE:80205 — NATIONAL AEROSPACE STANDARDS COMMITTEE AEROSPACE INDUSTRIES ASSOCIATION OF AMERICA INC NOT FOR RFQ OR SOLICITATION USE (USA)
SPECIFICATIONS
length
1.87 INCHES MINIMUM AND 1.88 INCHES MAXIMUM IN
material
STEEL COMP 4130 OR STEEL COMP 8630 OR STEEL COMP 8740 OVERALL
thread_class
2B RIGHT INTERNAL
thread_length
0.500 INCHES MINIMUM LEFT INTERNAL (INCLUDES THRU THREAD) IN
THREAD SERIES DESIGNATOR: UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
•
NOMINAL THREAD SIZE: 0.112 INCHES RIGHT INTERNAL IN
•
THREAD CLASS: 2B RIGHT INTERNAL
•
WIDTH ACROSS FLATS: 0.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH
40 RIGHT INTERNAL
CROSS-SECTIONAL SHAPE
HEXAGON
SPECIAL FEATURES
MATERIAL: STEEL COMP 303 OVERALL;MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-764,COND A FED SPEC SINGLE MATERIAL RESPONSE OVERALL;SURFACE TREATMENT: PASSIVATE OVERALL;SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: MIL-F-14072,E300 MIL SPEC SINGLE TREATMENT RESPONSE OVERALL
CROSS-SECTIONAL LENGTH
0.375 INCHES NOMINAL IN
THREAD SERIES DESIGNATOR
UNIFIED NATIONAL COARSE (UNC) LEFT INTERNAL (INCLUDES THRU THREAD)
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FREQUENTLY ASKED QUESTIONS
What is NAS1831?
NAS1831 is a STANDOFF,THREADED,SPACING.
What parts can replace NAS1831?
There are 12 known substitutes for NAS1831: 532353-628, SS6951-0632-2.500-01, 0N664167 and 9 more. Substitute compatibility should be verified for your specific system.
Is NAS1831 still available?
NAS1831 is currently cancelled.
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