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Technical Data Sheet
PartsTable / COMPONENT / 5997-559-070
5997-559-070 ✓ 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 INSERT,SCREW THREAD is a the manufacturer industrial component. Key specifications include length: 0.650 INCHES NOMINAL IN, material: STEEL OVERALL, insert_size: 0.500 IN OD IN, mounting_method: THREADED HOLE(S), style_designator: FLANGE, nominal_thread_size: 0.500 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 5325-01-443-3503, 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
5997-559-070
NSN: 5325-01-443-3503
FSC: 5325
CAGE: U7375 — WURTH UK LTD (GBR)
SPECIFICATIONS
length0.650 INCHES NOMINAL IN
materialSTEEL OVERALL
insert_size0.500 IN OD IN
mounting_methodTHREADED HOLE(S)
style_designatorFLANGE
nominal_thread_size0.500 INCHES IN
thread_quantity_per_inch20
thread_series_designatorUNF
NSN5325-01-443-3503
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5997-559-070 · 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
•
MOUNTING METHOD: THREADED HOLE(S)
•
STYLE DESIGNATOR: FLANGE
•
THREAD SERIES DESIGNATOR: UNF
•
MATERIAL: STEEL OVERALL
•
NOMINAL THREAD SIZE: 0.500 INCHES IN
•
LENGTH: 0.650 INCHES NOMINAL IN
•
INSERT SIZE: 0.500 IN OD IN
TECHNICAL CHARACTERISTICS (FLIS)
THREAD QUANTITY PER INCH20
MOUNTING METHODTHREADED HOLE(S)
STYLE DESIGNATORFLANGE
THREAD SERIES DESIGNATORUNF
MATERIALSTEEL OVERALL
NOMINAL THREAD SIZE0.500 INCHES IN
LENGTH0.650 INCHES NOMINAL IN
INSERT SIZE0.500 IN OD IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 11
1344Interchangeable
interchangeable cross-reference
interchangeable
01221Interchangeable
interchangeable cross-reference
interchangeable
01344Interchangeable
interchangeable cross-reference
interchangeable
1187-0400Interchangeable
interchangeable cross-reference
interchangeable
JKC08-001Interchangeable
interchangeable cross-reference
interchangeable
MS35335-43Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 5997-559-070?
5997-559-070 is a INSERT,SCREW THREAD.
What parts can replace 5997-559-070?
There are 11 known substitutes for 5997-559-070: 1344, 01221, 01344 and 8 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 5997-559-070?
5997-559-070 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5325-01-443-3503. 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