PartsTable
Technical Data Sheet
PartsTable / MRO / 00-638
00-638 ✓ Verified by PartsTable
— · MRO · MRO_GENERAL
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 FUSE,CARTRIDGE is a the manufacturer industrial component. Key specifications include material: STEEL COMP 1022 OR STEEL COMP 8620 OVERALL, nut_style: PLATE, nut_height: 0.796875 INCHES NOMINAL IN, plate_width: 1.750 INCHES NOMINAL IN, shank_length: 1.500 INCHES NOMINAL IN, thread_class: 2A A. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-272-2135, 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
MRO→ MRO_GENERAL→ 00-638
NSN: 5306-00-272-2135
FSC: 5306
CAGE: 14153 — DEFENSE LOGISTICS AGENCY DBA DEFENSE SUPPLY CENTER PHILADELPHIA (USA)
SPECIFICATIONS
materialSTEEL COMP 1022 OR STEEL COMP 8620 OVERALL
nut_stylePLATE
nut_height0.796875 INCHES NOMINAL IN
plate_width1.750 INCHES NOMINAL IN
shank_length1.500 INCHES NOMINAL IN
thread_class2A A
thread_length1.500 INCHES MINIMUM IN
thread_seriesUNIFIED NATIONAL COARSE (UNC)
overall_length4.125 INCHES NOMINAL IN
plate_thickness0.120 INCHES NOMINAL IN
special_featuresHEXAGON HEAD 1.3125IN ACROSS FLATS IN
style_designatorROUND, CLOSED W/SHOULDER
NSN5306-00-272-2135
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 00-638 · 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 LENGTH: 1.500 INCHES MINIMUM IN
•
NOMINAL THREAD DIAMETER: 0.500 INCHES IN
•
THREAD CLASS: 2A A
•
SHANK LENGTH: 1.500 INCHES NOMINAL IN
•
SHOULDER THICKNESS: 0.312 INCHES NOMINAL IN
•
EYE STOCK DIAMETER: 0.437 INCHES NOMINAL IN
•
SHOULDER DIAMETER: 1.000 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS (FLIS)
OVERALL LENGTH4.125 INCHES NOMINAL IN
THREAD LENGTH1.500 INCHES MINIMUM IN
NOMINAL THREAD DIAMETER0.500 INCHES IN
THREAD CLASS2A A
SHANK LENGTH1.500 INCHES NOMINAL IN
SHOULDER THICKNESS0.312 INCHES NOMINAL IN
EYE STOCK DIAMETER0.437 INCHES NOMINAL IN
SHOULDER DIAMETER1.000 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
EYE OUTSIDE WIDTH2.500 INCHES NOMINAL IN
VERIFIED SUBSTITUTES & CROSS-REFERENCES 10
8141-00Interchangeable
interchangeable cross-reference
interchangeable
00-638Interchangeable
interchangeable cross-reference
interchangeable
TM FIG. 7-24 INDEX NO 6Interchangeable
interchangeable cross-reference
interchangeable
LOCTITE 638 10MLInterchangeable
interchangeable cross-reference
interchangeable
21447Interchangeable
interchangeable cross-reference
interchangeable
90949A124Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
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FREQUENTLY ASKED QUESTIONS
What is 00-638?
00-638 is a FUSE,CARTRIDGE. It is classified as a MRO (MRO_GENERAL).
What parts can replace 00-638?
There are 10 known substitutes for 00-638: 8141-00, 00-638, TM FIG. 7-24 INDEX NO 6 and 7 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 00-638?
00-638 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-272-2135. 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