PartsTable
Technical Data Sheet
Download PDF

803-5959302-A-35 — SCREW,CAP,SOCKET HEAD

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

803-5959302-A-35: SCREW,CAP,SOCKET HEAD.

The SCREW,CAP,SOCKET HEAD is a the manufacturer industrial component. Key specifications include material: PLASTIC POLYAMIDE NYLON LOCKING FEATURE, head_style: FLAT CHAMFER, head_height: 0.988 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN, thread_class: 3A A, head_diameter: 1.479 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN, thread_length: 2.500 INCHES NOMINAL IN. This part is cataloged in the U.S.

Government catalog under NSN 5305-01-355-5316, 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
803-5959302-A-35
NSN: 5305-01-355-5316
FSC: 5305 — Screws
CAGE: 53711 — NAVAL SEA SYSTEMS COMMAND (USA)
SPECIFICATIONS
materialPLASTIC POLYAMIDE NYLON LOCKING FEATURE
head_styleFLAT CHAMFER
head_height0.988 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
thread_class3A A
head_diameter1.479 INCHES MINIMUM AND 1.500 INCHES MAXIMUM IN
thread_length2.500 INCHES NOMINAL IN
fastener_length4.250 INCHES NOMINAL IN
locking_featurePATCH OR PELLET OR STRIP THREADS
thread_directionRIGHT-HAND
width_across_flats0.750 INCHES NOMINAL IN
internal_drive_styleHEXAGON
nominal_thread_diameter1.000 INCHES IN
NSN5305-01-355-5316
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 803-5959302-A-35 · 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
•
WIDTH ACROSS FLATS: 0.750 INCHES NOMINAL IN
•
HEAD HEIGHT: 0.988 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
•
FASTENER LENGTH: 4.250 INCHES NOMINAL IN
•
THREAD LENGTH: 2.500 INCHES NOMINAL IN
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQN286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
•
NOMINAL THREAD DIAMETER: 1.000 INCHES IN
•
HEAD STYLE: FLAT CHAMFER
•
THREAD DIRECTION: RIGHT-HAND
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS0.750 INCHES NOMINAL IN
HEAD HEIGHT0.988 INCHES MINIMUM AND 1.000 INCHES MAXIMUM IN
FASTENER LENGTH4.250 INCHES NOMINAL IN
THREAD LENGTH2.500 INCHES NOMINAL IN
MATERIAL DOCUMENT AND CLASSIFICATIONQQN286 FED SPEC SINGLE MATERIAL RESPONSE OVERALL
NOMINAL THREAD DIAMETER1.000 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
NONDEFINITIVE SPEC/STD DATA2 TYPE AND 500 GRADE
LOCKING FEATUREPATCH OR PELLET OR STRIP THREADS
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 2
1.00008UNC3A4.250T2G500SEBReference document
Same NSN cross-reference
Reference document — Advisory reference — outside the item-of-supply concept
MIL-DTL-1222Reference document
Same NSN cross-reference
Reference document — Identification reference
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Insurance item — stocked against contingency demandNo demilitarization required
Ready to buy 803-5959302-A-35?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 803-5959302-A-35?
803-5959302-A-35 is a SCREW,CAP,SOCKET HEAD.
What parts can replace 803-5959302-A-35?
There are 2 known substitutes for 803-5959302-A-35: 1.00008UNC3A4.250T2G500SEB, MIL-DTL-1222. Substitute compatibility should be verified for your specific system.
What is the NSN for 803-5959302-A-35?
803-5959302-A-35 is cataloged in the U.S. Government catalog under NSN 5305-01-355-5316. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 803-5959302-A-35

✓ 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.