PartsTable
Technical Data Sheet
Download PDF

5013258 — PARTS KIT,PISTON ASSEMBLY,COMPRE

✓ Government record, cited
— · BOLT SCREW
PRODUCT OVERVIEW

5013258: PARTS KIT,PISTON ASSEMBLY,COMPRE.

PARTS KIT,PISTON ASSEMBLY,COMPRE. Key specifications include supply_items_and_quantities: BOTTOM PISTON 1; PUMP DIAPHRAGM 1; POLYTETRAFLUOROETHYLENE WASHERS 2. This part is cataloged in the U.S.

Government catalog under NSN 5305-00-501-3258, 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
5013258
NSN: 5305-00-501-3258
NIINs: 005013258, 011193165, 013218331
FSC: 5305 — Screws
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
component_quantity4
supply_items_and_quantitiesBOTTOM PISTON 1; PUMP DIAPHRAGM 1; POLYTETRAFLUOROETHYLENE WASHERS 2
NSN5305-00-501-3258
COMPONENT DIAGRAM
BOLT / SCREW — THREAD VERIFICATION REQUIRED Hex HEAD LENGTH: — THREAD: — × — MATERIAL: — PN: 5013258 · 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: 0.097 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
•
FASTENER LENGTH: 0.647 INCHES NOMINAL IN
•
THREAD LENGTH: 0.420 INCHES MINIMUM AND 0.430 INCHES MAXIMUM IN
•
NOMINAL THREAD DIAMETER: 0.250 INCHES IN
•
HEAD STYLE: FLAT CHAMFER
•
THREAD DIRECTION: RIGHT-HAND
•
SCREW MATERIAL: STEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1022 OR STEEL COMP 1023
•
INTERNAL DRIVE STYLE: SLOT
TECHNICAL CHARACTERISTICS
HEAD HEIGHT0.097 INCHES MINIMUM AND 0.103 INCHES MAXIMUM IN
FASTENER LENGTH0.647 INCHES NOMINAL IN
THREAD LENGTH0.420 INCHES MINIMUM AND 0.430 INCHES MAXIMUM IN
NOMINAL THREAD DIAMETER0.250 INCHES IN
HEAD STYLEFLAT CHAMFER
THREAD DIRECTIONRIGHT-HAND
SCREW MATERIALSTEEL COMP 1018 OR STEEL COMP 1019 OR STEEL COMP 1020 OR STEEL COMP 1022 OR STEEL COMP 1023
INTERNAL DRIVE STYLESLOT
THREAD CLASS3A A
THREAD QUANTITY PER INCH24
SUBSTITUTES & CROSS-REFERENCES 3
1005005013258Reference document
Same NSN cross-reference
Reference document — Informative reference only
10055013258Reference document
Same NSN cross-reference
Reference document — Informative reference only
5305-501-3258Reference document
Same NSN cross-reference
Reference document — Informative reference only
LIFECYCLE
NSN statusActive· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 5013258?
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 5013258?
5013258 is a PARTS KIT,PISTON ASSEMBLY,COMPRE.
What parts can replace 5013258?
There are 3 known substitutes for 5013258: 1005005013258, 10055013258, 5305-501-3258. Substitute compatibility should be verified for your specific system.
What is the NSN for 5013258?
5013258 is cataloged in the U.S. Government catalog under NSN 5305-00-501-3258. 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 — 5013258

✓ 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.