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420522 — SCREW,MACHINE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

420522: SCREW,MACHINE.

The SCREW,MACHINE is a the manufacturer industrial component. Key specifications include special_features: 0.45 SALINE, primary_container_content_quantity: 500.0 MILLILITERS, part_name_assigned_by_controlling_agency: SALINE. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-042-0522, 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
420522
NSN: 5305-00-042-0522
NIINs: 000420522, 017147590
FSC: 5305 — Screws
CAGE: 24617 — GENERAL MOTORS CORP (USA)
SPECIFICATIONS
special_features0.45 SALINE
primary_container_content_quantity500.0 MILLILITERS
part_name_assigned_by_controlling_agencySALINE
NSN5305-00-042-0522
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 420522 · 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
•
SCREW SURFACE TREATMENT: PHOSPHATE
•
FASTENER LENGTH: 0.750 INCHES NOMINAL IN
•
SCREW MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 FED SPEC ALL MATERIAL RESPONSES
•
THREAD LENGTH: 0.650 INCHES NOMINAL IN
•
NOMINAL THREAD DIAMETER: 0.164 INCHES IN
•
HEAD STYLE: FLAT COUNTERSUNK
•
THREAD DIRECTION: RIGHT-HAND
•
NONDEFINITIVE SPEC/STD DATA: 2S STYLE AND 1 TYPE
TECHNICAL CHARACTERISTICS
SCREW SURFACE TREATMENTPHOSPHATE
FASTENER LENGTH0.750 INCHES NOMINAL IN
SCREW MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC ALL MATERIAL RESPONSES
THREAD LENGTH0.650 INCHES NOMINAL IN
NOMINAL THREAD DIAMETER0.164 INCHES IN
HEAD STYLEFLAT COUNTERSUNK
THREAD DIRECTIONRIGHT-HAND
NONDEFINITIVE SPEC/STD DATA2S STYLE AND 1 TYPE
SCREW MATERIALSTEEL COMP 1010 OR STEEL COMP 1011 OR STEEL COMP 1015 OR STEEL COMP 1016 OR STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020
INTERNAL DRIVE STYLESLOT
SUBSTITUTES & CROSS-REFERENCES 1
FFS92TYPE1STYLE2SReference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 420522?
420522 is a SCREW,MACHINE.
What parts can replace 420522?
There is 1 known substitute for 420522: FFS92TYPE1STYLE2S. Substitute compatibility should be verified for your specific system.
What is the NSN for 420522?
420522 is cataloged in the U.S. Government catalog under NSN 5305-00-042-0522. 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.