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Technical Data Sheet
PartsTable / MRO / 131041
131041 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

The SWITCH ASSEMBLY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1013 OVERALL, head_style: HEXAGON EXTENDED WASHER, head_height: 0.500 INCHES NOMINAL IN, thread_class: 2A A, thread_length: 0.375 INCHES MINIMUM IN, fastener_length: 0.375 INCHES NOMINAL IN. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-835-1954, 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
MRO→ MRO_GENERAL→ 131041
NSN: 5306-00-835-1954
FSC: 5306
CAGE: 26622 — AEROQUIP CORP TRANSPORTATION PRODUCTS DIV LAWRENCE PLANT (USA)
SPECIFICATIONS
materialSTEEL COMP 1013 OVERALL
head_styleHEXAGON EXTENDED WASHER
head_height0.500 INCHES NOMINAL IN
thread_class2A A
thread_length0.375 INCHES MINIMUM IN
fastener_length0.375 INCHES NOMINAL IN
hardness_rating26.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
features_providedFINISHED HEAD
surface_treatmentZINC OVERALL
width_between_flats0.500 INCHES NOMINAL IN
nominal_thread_diameter0.312 INCHES IN
NSN5306-00-835-1954
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 131041 · OEM ⚠ VERIFY BEFORE ORDERING Verify thread pitch before ordering — metric (M8×1.25) ≠ imperial (5/16-18). Wrong thread = wrong part. Grade/class stamped on bolt head determines tensile strength ✓ BROKER TIP Grade/class stamped on head determines tensile strength. Grade 8 > Grade 5 > Grade 2. Always confirm head marking matches specification requirement PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
MINIMUM TENSILE STRENGTH: 120000 POUNDS PER SQUARE INCH LBS
•
HEAD STYLE: HEXAGON EXTENDED WASHER
•
WIDTH BETWEEN FLATS: 0.500 INCHES NOMINAL IN
•
THREAD LENGTH: 0.375 INCHES MINIMUM IN
•
FASTENER LENGTH: 0.375 INCHES NOMINAL IN
•
EXTENDED WASHER DIAMETER: 0.688 INCHES NOMINAL IN
•
THREAD SERIES DESIGNATOR: UNF
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
MINIMUM TENSILE STRENGTH120000 POUNDS PER SQUARE INCH LBS
HEAD STYLEHEXAGON EXTENDED WASHER
WIDTH BETWEEN FLATS0.500 INCHES NOMINAL IN
THREAD LENGTH0.375 INCHES MINIMUM IN
FASTENER LENGTH0.375 INCHES NOMINAL IN
EXTENDED WASHER DIAMETER0.688 INCHES NOMINAL IN
THREAD SERIES DESIGNATORUNF
THREAD DIRECTIONRIGHT-HAND
HARDNESS RATING26.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
EXTENDED WASHER THICKNESS0.093 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 9
D1012Upgraded Successor
successor cross-reference
successor
1012-1Upgraded Successor
successor cross-reference
successor
51-006Upgraded Successor
successor cross-reference
successor
1012Upgraded Successor
successor cross-reference
successor
STERI-DRAPEUpgraded Successor
successor cross-reference
successor
F89L047Upgraded Successor
successor cross-reference
successor
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 131041?
131041 is a SWITCH ASSEMBLY. It is classified as a MRO (MRO_GENERAL).
What parts can replace 131041?
There are 9 known substitutes for 131041: D1012, 1012-1, 51-006 and 6 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 131041?
131041 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-835-1954. This indicates validated use in U.S. government and defense supply chains.
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✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026