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Technical Data Sheet
PartsTable / COMPONENT / E140PC37
E140PC37 ✓ Verified by PartsTable
— · BOLT SCREW
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 BOLT,MACHINE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1050 OR STEEL COMP 1552 OR STEEL COMP 1053 OVERALL, head_style: HEXAGON, head_height: 0.375 INCHES NOMINAL IN, thread_class: 3A A, thread_length: 0.688 INCHES MINIMUM IN, fastener_length: 2.375 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 5306-00-273-5521, 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
E140PC37
NSN: 5306-00-273-5521
FSC: 5306
CAGE: 74965 — CLARK-RELIANCE LLC DBA JERGUSON GAGE & VALVE (USA)
SPECIFICATIONS
materialSTEEL COMP 1050 OR STEEL COMP 1552 OR STEEL COMP 1053 OVERALL
head_styleHEXAGON
head_height0.375 INCHES NOMINAL IN
thread_class3A A
thread_length0.688 INCHES MINIMUM IN
fastener_length2.375 INCHES NOMINAL IN
hardness_rating25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
thread_directionRIGHT-HAND
features_providedUNFINISHED HEAD
width_between_flats0.812 INCHES NOMINAL IN
nominal_thread_diameter0.500 INCHES IN
minimum_tensile_strength125000 POUNDS PER SQUARE INCH LBS
NSN5306-00-273-5521
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: E140PC37 · 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
•
THREAD CLASS: 3A A
•
WIDTH BETWEEN FLATS: 0.812 INCHES NOMINAL IN
•
FEATURES PROVIDED: UNFINISHED HEAD
•
THREAD LENGTH: 0.688 INCHES MINIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: 66 FED STD ALL MATERIAL RESPONSES OVERALL
•
NONDEFINITIVE SPEC/STD DATA: 2 TYPE
•
FASTENER LENGTH: 2.375 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS (FLIS)
THREAD CLASS3A A
WIDTH BETWEEN FLATS0.812 INCHES NOMINAL IN
FEATURES PROVIDEDUNFINISHED HEAD
THREAD LENGTH0.688 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATION66 FED STD ALL MATERIAL RESPONSES OVERALL
NONDEFINITIVE SPEC/STD DATA2 TYPE
FASTENER LENGTH2.375 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
HARDNESS RATING25.0 ROCKWELL C MINIMUM AND 34.0 ROCKWELL C MAXIMUM OVERALL
MINIMUM TENSILE STRENGTH125000 POUNDS PER SQUARE INCH LBS
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
P290Interchangeable
interchangeable cross-reference
interchangeable
483348-7Interchangeable
interchangeable cross-reference
interchangeable
3365-16400Interchangeable
interchangeable cross-reference
interchangeable
1890-6Interchangeable
interchangeable cross-reference
interchangeable
179906Interchangeable
interchangeable cross-reference
interchangeable
134MNX2Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is E140PC37?
E140PC37 is a BOLT,MACHINE.
What parts can replace E140PC37?
There are 6 known substitutes for E140PC37: P290, 483348-7, 3365-16400 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for E140PC37?
E140PC37 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-273-5521. 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