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D791943-20 — SCREW,EXTERNALLY RELIEVED BODY

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

D791943-20: SCREW,EXTERNALLY RELIEVED BODY.

The SCREW,EXTERNALLY RELIEVED BODY is a the manufacturer industrial component. Key specifications include head_style: PAN, head_height: 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 0.215 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN, thread_length: 0.225 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN, fastener_length: 0.670 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-040-6708, 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
D791943-20
NSN: 5305-01-040-6708
FSC: 5305 — Screws
CAGE: 0HDW7 — HUCK INTERNATIONAL, INC. DIV HUCK PRODUCTS DIVISION (USA)
SPECIFICATIONS
head_stylePAN
head_height0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
thread_class3A A
head_diameter0.215 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
thread_length0.225 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
fastener_length0.670 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
NSN5305-01-040-6708
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: D791943-20 · 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: 0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.670 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
•
THREAD LENGTH: 0.225 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
•
HEAD STYLE: PAN
•
THREAD CLASS: 3A A
•
HEAD DIAMETER: 0.215 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.087 INCHES MINIMUM AND 0.097 INCHES MAXIMUM IN
FASTENER LENGTH0.670 INCHES MINIMUM AND 0.690 INCHES MAXIMUM IN
THREAD LENGTH0.225 INCHES MINIMUM AND 0.245 INCHES MAXIMUM IN
HEAD STYLEPAN
THREAD CLASS3A A
HEAD DIAMETER0.215 INCHES MINIMUM AND 0.225 INCHES MAXIMUM IN
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 D791943-20?
D791943-20 is a SCREW,EXTERNALLY RELIEVED BODY.
What is the NSN for D791943-20?
D791943-20 is cataloged in the U.S. Government catalog under NSN 5305-01-040-6708. 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.