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130-SS-20 — SCREW,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

130-SS-20: 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. 4, head_height: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN, point_style: CONE, thread_class: 2A A, head_diameter: 0.438 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN.

This part is cataloged in the U.S. Government catalog under NSN 5305-01-357-0979, 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
130-SS-20
NSN: 5305-01-357-0979
FSC: 5305 — Screws
CAGE: 55566 — MATTHEW WARREN, INC DBA RAF ELECTRONIC HARDWARE DIV RAF ELECTRONIC HARDWARE, LLC (USA)
SPECIFICATIONS
materialSTEEL COMP 303 OVERALL
head_styleKNURLED NO. 4
head_height0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
point_styleCONE
thread_class2A A
head_diameter0.438 INCHES MINIMUM AND 0.453 INCHES MAXIMUM IN
thread_length0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
fastener_length1.532 INCHES MINIMUM AND 1.594 INCHES MAXIMUM IN
thread_directionRIGHT-HAND
surface_treatmentPASSIVATE OVERALL
internal_drive_styleSLOT
nominal_thread_diameter0.164 INCHES IN
NSN5305-01-357-0979
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 130-SS-20 · 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: 0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
•
FASTENER LENGTH: 1.532 INCHES MINIMUM AND 1.594 INCHES MAXIMUM IN
•
SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
•
THREAD LENGTH: 0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTMA582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
FIRST DIAMETER FROM HEAD: 0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
HEAD STYLE: KNURLED NO. 4
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.240 INCHES MINIMUM AND 0.260 INCHES MAXIMUM IN
FASTENER LENGTH1.532 INCHES MINIMUM AND 1.594 INCHES MAXIMUM IN
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE OVERALL
THREAD LENGTH0.360 INCHES MINIMUM AND 0.390 INCHES MAXIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONASTMA582 ASSN STD SINGLE MATERIAL RESPONSE OVERALL
FIRST DIAMETER FROM HEAD0.115 INCHES MINIMUM AND 0.125 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.164 INCHES IN
HEAD STYLEKNURLED NO. 4
THREAD DIRECTIONRIGHT-HAND
POINT STYLECONE
OTHER ITEMS IN FSC 5305 — Screws
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5305-00-001-5016 5305-00-001-9160 5305-00-001-9629 5305-00-001-9742 5305-00-001-9768 5305-00-003-4306 5305-00-003-6694 5305-00-003-6753
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 130-SS-20?
130-SS-20 is a SCREW,EXTERNALLY RELIEVED BODY.
What is the NSN for 130-SS-20?
130-SS-20 is cataloged in the U.S. Government catalog under NSN 5305-01-357-0979. 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.