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103027 — INSULATOR

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

103027: INSULATOR.

The INSULATOR is a the manufacturer industrial component. Key specifications include cut_type: RECTANGULAR OVERALL, material: STEEL OVERALL, nut_style: HEXAGON, nut_height: 0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN, thread_class: 2B, thread_series: UNF. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-010-3027, 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
103027
NSN: 5310-00-010-3027
NIINs: 000103027, 000120370, 002750822, 004099082, 006778442, 013039595, 015530811, 016795427
FSC: 5310 — Nuts and Washers
CAGE: 12204 — CHRYSLER REALTY COMPANY LLC DBA DAIMLER CHRYSLER (USA)
SPECIFICATIONS
cut_typeRECTANGULAR OVERALL
materialSTEEL OVERALL
nut_styleHEXAGON
nut_height0.365 INCHES MINIMUM AND 0.385 INCHES MAXIMUM IN
thread_class2B
thread_seriesUNF
thread_directionRIGHT-HAND
surface_treatmentCADMIUM OR ZINC OVERALL
width_across_flats0.6120 INCHES MINIMUM AND 0.6250 INCHES MAXIMUM IN
nominal_thread_size0.438 INCHES IN
bearing_surface_typeCHAMFERED OR WASHER FACED
end_item_identificationKC-46A TANKER SUPPORT EQUIPMENT A
NSN5310-00-010-3027
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 103027 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
WIDTH ACROSS FLATS: 0.625 INCHES NOMINAL IN
•
THREAD SERIES: UNF
•
THREAD DIRECTION: RIGHT-HAND
•
NOMINAL THREAD SIZE: 0.438 INCHES IN
•
NONDEFINITIVE SPEC/STD DATA: A TYPE
•
NUT HEIGHT: 0.375 INCHES NOMINAL IN
•
NUT STYLE: HEXAGON
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.625 INCHES NOMINAL IN
THREAD SERIESUNF
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE0.438 INCHES IN
NONDEFINITIVE SPEC/STD DATAA TYPE
NUT HEIGHT0.375 INCHES NOMINAL IN
NUT STYLEHEXAGON
THREAD CLASS2B
THREAD QUANTITY PER INCH20
MATERIALSTEEL OVERALL
SUBSTITUTES & CROSS-REFERENCES 7
16558JReference document
Same NSN cross-reference
Reference document — Secondary reference
10BA658Reference document
Same NSN cross-reference
Reference document — Secondary reference
SFP4511NReference document
Same NSN cross-reference
Reference document — Secondary reference
91691Reference document
Same NSN cross-reference
Reference document — Secondary reference
2D07Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
33802SReference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 103027?
103027 is a INSULATOR.
What parts can replace 103027?
There are 7 known substitutes for 103027: 16558J, 10BA658, SFP4511N and 4 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 103027?
103027 is cataloged in the U.S. Government catalog under NSN 5310-00-010-3027. This indicates validated use in U.S. government and defense supply chains.
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