PartsTable
Technical Data Sheet
PartsTable / COMPONENT / 9503-4
9503-4 ✓ Verified by PartsTable
— · BOLT SCREW
WHAT YOU NEED TO KNOW
Grade/class stamped on head determines strength Metric and imperial threads look similar — measure pitch
Verify thread pitch — metric != imperial
PRODUCT OVERVIEW

CONNECTOR,RECEPTACLE,ELECTRICAL. Key specifications include material: STEEL CORROSION RESISTING, special_features: HYDRAULIC FLUID MEDIA. This product is currently in active production with full OEM support.

This part is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-168-8838, 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
9503-4
NSN: 5306-00-168-8838
FSC: 5306
CAGE: 26512 — NORTHROP GRUMMAN SYSTEMS CORPORATION (USA)
SPECIFICATIONS
materialSTEEL CORROSION RESISTING
special_featuresHYDRAULIC FLUID MEDIA
NSN5306-00-168-8838
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 9503-4 · 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
•
NOMINAL THREAD DIAMETER: 0.375 INCHES IN
•
SHANK LENGTH: 1.750 INCHES NOMINAL IN
•
EYE INSIDE DIAMETER: 0.437 INCHES NOMINAL IN
•
THREAD DIRECTION: RIGHT-HAND
•
DISTANCE FROM CENTER OF EYE TO SHANK END: 2.562 INCHES NOMINAL IN
•
THREAD CLASS: 3A A
•
THREAD QUANTITY PER INCH: 24
•
THREAD SERIES DESIGNATOR: UNF
TECHNICAL CHARACTERISTICS (FLIS)
NOMINAL THREAD DIAMETER0.375 INCHES IN
SHANK LENGTH1.750 INCHES NOMINAL IN
EYE INSIDE DIAMETER0.437 INCHES NOMINAL IN
THREAD DIRECTIONRIGHT-HAND
DISTANCE FROM CENTER OF EYE TO SHANK END2.562 INCHES NOMINAL IN
THREAD CLASS3A A
THREAD QUANTITY PER INCH24
THREAD SERIES DESIGNATORUNF
THREAD LENGTH1.750 INCHES MINIMUM IN
MATERIAL DOCUMENT AND CLASSIFICATIONMIL-S-6758 MIL SPEC 1ST MATERIAL RESPONSE OR MIL-S-6050 MIL SPEC 2ND MATERIAL RESPONSE OR MIL-S-6098 MIL SPEC 3RD MATERIAL RESPONSE OR MIL-S-6049 MIL SPEC 4TH MATERIAL RESPONSE OVERALL
VERIFIED SUBSTITUTES & CROSS-REFERENCES 6
120 3/4Interchangeable
interchangeable cross-reference
interchangeable
2510 3/4Interchangeable
interchangeable cross-reference
interchangeable
7107Y935PC9Interchangeable
interchangeable cross-reference
interchangeable
272061PC9Interchangeable
interchangeable cross-reference
interchangeable
95034Interchangeable
interchangeable cross-reference
interchangeable
4005T30P01Interchangeable
interchangeable cross-reference
interchangeable
LIFECYCLE
StatusACTIVE
AvailabilityOEM and secondary market
RoHS CompliantEAR99Not HAZMAT
Ready to buy 9503-4?
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 9503-4?
9503-4 is a CONNECTOR,RECEPTACLE,ELECTRICAL.
What parts can replace 9503-4?
There are 6 known substitutes for 9503-4: 120 3/4, 2510 3/4, 7107Y935PC9 and 3 more. Substitute compatibility should be verified for your specific system.
What is the NSN for 9503-4?
9503-4 is cataloged in the Federal Logistics Information System (FLIS) under NSN 5306-00-168-8838. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Comments (0)
No comments yet. Be the first to share what you know.
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 9503-4

✓ Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com
Last verified: July 2026