12700-40 — Technical Data Sheet

✓ Verified by PartsTable

— · NUT WASHER

WHAT YOU NEED TO KNOW

Match nut grade to bolt grade for full strength Lock nuts prevent loosening under vibration

Don't mix grades — weakens the joint

PRODUCT OVERVIEW

TRANSMISSION,MECHANICAL,NONVEHIC. Key specifications include part_name_assigned_by_controlling_agency: TRANSMISSION,MECHANICAL. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System under NSN 5310-00-771-7345, 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

12700-40

NSN: 5310-00-771-7345
FSC: 5310
CAGE: 80539 — SPS TECHNOLOGIES, LLC DBA AEROSPACE FASTENERS GROUP DIV AEROSPACE - SANTA ANA (USA)

SPECIFICATIONS

part_name_assigned_by_controlling_agency	TRANSMISSION,MECHANICAL
NSN	5310-00-771-7345

COMPONENT DIAGRAM

KEY FEATURES

•

NUT MOUNTING PROVISION: STRAIGHT HOLES

•

MOUNTING HOLE ARRANGEMENT STYLE: 2 HOLES

•

PRECIOUS MATERIAL AND LOCATION: ALL SURFACES SILVER

•

MOUNTING HOLE DIAMETER: 0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN

•

NUT HEIGHT: 0.143 INCHES MAXIMUM IN

•

NUT LENGTH: 0.948 INCHES MAXIMUM IN

•

THREAD SERIES: UNJC

•

MATERIAL DOCUMENT AND CLASSIFICATION: AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL

TECHNICAL CHARACTERISTICS

NUT MOUNTING PROVISION	STRAIGHT HOLES
MOUNTING HOLE ARRANGEMENT STYLE	2 HOLES
PRECIOUS MATERIAL AND LOCATION	ALL SURFACES SILVER
MOUNTING HOLE DIAMETER	0.098 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
NUT HEIGHT	0.143 INCHES MAXIMUM IN
NUT LENGTH	0.948 INCHES MAXIMUM IN
THREAD SERIES	UNJC
MATERIAL DOCUMENT AND CLASSIFICATION	AMS 5525 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5732 ASSN STD SINGLE MATERIAL RESPONSE OR AMS 5737 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
THREAD CLASS	3B
HARDNESS RATING	49.0 ROCKWELL C MAXIMUM

VERIFIED SUBSTITUTES & CROSS-REFERENCES 9

12700InterchangeableGOVERNMENT REGISTRY

interchangeable cross-reference

interchangeable

13744InterchangeableGOVERNMENT REGISTRY

interchangeable cross-reference

interchangeable

938.42.68.000InterchangeableGOVERNMENT REGISTRY

Same NIIN cross-reference

interchangeable

R2000C04InterchangeableGOVERNMENT REGISTRY

Same NIIN cross-reference

interchangeable

K1031-04InterchangeableGOVERNMENT REGISTRY

Same NIIN cross-reference

interchangeable

R2000C04KInterchangeableGOVERNMENT REGISTRY

Same NIIN cross-reference

interchangeable

LIFECYCLE

StatusACTIVEGOVERNMENT REGISTRY

AvailabilityOEM and secondary market

RoHS CompliantEAR99Not HAZMAT

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FREQUENTLY ASKED QUESTIONS

What is 12700-40?

12700-40 is a TRANSMISSION,MECHANICAL,NONVEHIC.

What parts can replace 12700-40?

There are 9 known substitutes for 12700-40: 12700, 13744, 938.42.68.000 and 6 more. Substitute compatibility should be verified for your specific system.

What is the NSN for 12700-40?

12700-40 is cataloged in the Federal Logistics Information System under NSN 5310-00-771-7345. This indicates validated use in U.S. government and defense supply chains.

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12700-40 — Technical Data Sheet

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