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6138SS0632-7 — SCREW,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

6138SS0632-7: SCREW,EXTERNALLY RELIEVED BODY.

The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include material: STEEL COMP 303 OVERALL, head_style: KNURLED NO. 1, head_height: 0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN, thread_class: 2A A, head_diameter: 0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN, thread_length: 0.266 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-00-177-5458, 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
6138SS0632-7
NSN: 5305-00-177-5458
FSC: 5305 — Screws
CAGE: 1YGB8 — CAREY MANUFACTURING CO, INC DBA AMATOM ELECTRONIC HARDWARE DIV AMATOM ELECTRONIC HARDWARE (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
head_styleKNURLED NO. 1
head_height0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
thread_class2A A
head_diameter0.370 INCHES MINIMUM AND 0.380 INCHES MAXIMUM IN
thread_length0.266 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN
fastener_length0.828 INCHES MINIMUM AND 0.860 INCHES MAXIMUM IN
special_featuresCONE POINT 82 DEGREES
thread_directionRIGHT-HAND
internal_drive_styleSLOT
nominal_thread_diameter0.138 INCHES IN
first_diameter_from_head0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
NSN5305-00-177-5458
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 6138SS0632-7 · 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
•
HEAD HEIGHT: 0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.828 INCHES MINIMUM AND 0.860 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.266 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
FIRST DIAMETER FROM HEAD: 0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.138 INCHES IN
•
HEAD STYLE: KNURLED NO. 1
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.173 INCHES MINIMUM AND 0.203 INCHES MAXIMUM IN
FASTENER LENGTH0.828 INCHES MINIMUM AND 0.860 INCHES MAXIMUM IN
THREAD LENGTH0.266 INCHES MINIMUM AND 0.296 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
FIRST DIAMETER FROM HEAD0.090 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.138 INCHES IN
HEAD STYLEKNURLED NO. 1
THREAD DIRECTIONRIGHT-HAND
DISTANCE FROM LARGEST BEARING SURFACE OF HEAD TO END OF FIRST DIAMETER0.532 INCHES MINIMUM AND 0.594 INCHES MAXIMUM IN
EXTERNALLY RELIEVED BODY DIAMETER QUANTITY1
SUBSTITUTES & CROSS-REFERENCES 3
6138-SS-0632Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
9333C0009-10Reference document
Same NSN cross-reference
Reference document — Secondary reference
5015-9Reference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 6138SS0632-7?
6138SS0632-7 is a SCREW,EXTERNALLY RELIEVED BODY.
What parts can replace 6138SS0632-7?
There are 3 known substitutes for 6138SS0632-7: 6138-SS-0632, 9333C0009-10, 5015-9. Substitute compatibility should be verified for your specific system.
What is the NSN for 6138SS0632-7?
6138SS0632-7 is cataloged in the U.S. Government catalog under NSN 5305-00-177-5458. This indicates validated use in U.S. government and defense supply chains.
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✓ PartsTable — the parts reference. Every fact cited to its source.
PartsTable Design LLC · partstable.com
U.S. Government catalog: edition PUBLOGDVD v12.0.0 (OCT 2026), edition date 2026-10-01, retrieved 2026-10-18.
PartsTable commercial catalog: edition Unified commercial catalog snapshot through 2026-09-28, edition date not on file, retrieved 2026-09-28.