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Technical Data Sheet
PartsTable / COMPONENT / 40737-2PC32
40737-2PC32 ✓ 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 SCREW,CAP,HEXAGON HEAD is a the manufacturer industrial component. Key specifications include head_style: HEXAGON, thread_length: 4.000 INCHES NOMINAL IN, fastener_length: 10.250 INCHES NOMINAL IN, special_features: CRES TYPE 303 COLD CONDITION A, thread_direction: RIGHT-HAND, nominal_thread_diameter: 1.000 INCHES 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 5305-01-643-0149, 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
40737-2PC32
NSN: 5305-01-643-0149
FSC: 5305
CAGE: 55378 — TRAC REGULATOR CO., INC. DBA TRAC REGULATOR CO INC (USA)
SPECIFICATIONS
head_styleHEXAGON
thread_length4.000 INCHES NOMINAL IN
fastener_length10.250 INCHES NOMINAL IN
special_featuresCRES TYPE 303 COLD CONDITION A
thread_directionRIGHT-HAND
nominal_thread_diameter1.000 INCHES IN
thread_quantity_per_inch14
thread_series_designatorUNF
NSN5305-01-643-0149
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 40737-2PC32 · 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 QUANTITY PER INCH: 14
•
THREAD LENGTH: 4.000 INCHES NOMINAL IN
•
HEAD STYLE: HEXAGON
•
NOMINAL THREAD DIAMETER: 1.000 INCHES IN
•
FASTENER LENGTH: 10.250 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
THREAD SERIES DESIGNATOR: UNF
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH14
THREAD LENGTH4.000 INCHES NOMINAL IN
HEAD STYLEHEXAGON
NOMINAL THREAD DIAMETER1.000 INCHES IN
SPECIAL FEATURESCRES TYPE 303 COLD CONDITION A
FASTENER LENGTH10.250 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
THREAD SERIES DESIGNATORUNF
VERIFIED SUBSTITUTES & CROSS-REFERENCES 20
ST7M141D6SInterchangeable
interchangeable cross-reference
interchangeable
10117403Interchangeable
interchangeable cross-reference
interchangeable
187001Interchangeable
interchangeable cross-reference
interchangeable
17800-3PC74-1Interchangeable
interchangeable cross-reference
interchangeable
17800-3PC47-1Interchangeable
interchangeable cross-reference
interchangeable
1876-02Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 40737-2PC32?
40737-2PC32 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace 40737-2PC32?
There are 20 known substitutes for 40737-2PC32: ST7M141D6S, 10117403, 187001 and 17 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 40737-2PC32?
40737-2PC32 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-643-0149. 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