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PartsTable / COMPONENT / NW31398
NW31398 ✓ 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 thread_length: 1.250 INCHES NOMINAL IN, special_features: GRADE 8, end_item_identification: AIR WHEELED T, nominal_thread_diameter: 0.438 INCHES IN, thread_quantity_per_inch: 20. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-470-6967, 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
NW31398
NSN: 5305-01-470-6967
FSC: 5305
CAGE: 44185 — TLD WOLLARD LLC (USA)
SPECIFICATIONS
thread_length1.250 INCHES NOMINAL IN
special_featuresGRADE 8
end_item_identificationAIR WHEELED T
nominal_thread_diameter0.438 INCHES IN
thread_quantity_per_inch20
NSN5305-01-470-6967
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: NW31398 · 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: 20
•
NOMINAL THREAD DIAMETER: 0.438 INCHES IN
•
THREAD LENGTH: 1.250 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH20
END ITEM IDENTIFICATIONAIR WHEELED T
NOMINAL THREAD DIAMETER0.438 INCHES IN
SPECIAL FEATURESGRADE 8
THREAD LENGTH1.250 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 14
17157Interchangeable
interchangeable cross-reference
interchangeable
610697Interchangeable
interchangeable cross-reference
interchangeable
900553Interchangeable
interchangeable cross-reference
interchangeable
25T819D7Interchangeable
interchangeable cross-reference
interchangeable
202A03Interchangeable
interchangeable cross-reference
interchangeable
517Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is NW31398?
NW31398 is a SCREW,CAP,HEXAGON HEAD.
What parts can replace NW31398?
There are 14 known substitutes for NW31398: 17157, 610697, 900553 and 11 more. Substitute compatibility should be verified for your specific system.
What is the NSN for NW31398?
NW31398 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5305-01-470-6967. 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