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5139898 — SPACER,SLEEVE

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

5139898: SPACER,SLEEVE.

The SPACER,SLEEVE is a the manufacturer industrial component. Key specifications include end_item_identification: UTILITY VEHICLE,OFF ROAD NSN 2310016419443, part_name_assigned_by_controlling_agency: SPACER, SEAT PIN, MOUNT. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-513-9898, 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
5139898
NSN: 5310-00-513-9898
NIINs: 005139898, 016713730
FSC: 5310 — Nuts and Washers
CAGE: 19204 — ARMY, UNITED STATES DEPARTMENT OF THE DBA ROCK ISLAND ARSENAL JMTC (USA)
SPECIFICATIONS
end_item_identificationUTILITY VEHICLE,OFF ROAD NSN 2310016419443
part_name_assigned_by_controlling_agencySPACER, SEAT PIN, MOUNT
NSN5310-00-513-9898
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 5139898 · OEM ⚠ VERIFY BEFORE ORDERING Grade matters for torque spec — don't mix grades. A Grade 5 nut on a Grade 8 bolt weakens the joint. Lock nuts, wing nuts, and castle nuts are NOT interchangeable with standard hex ✓ BROKER TIP Match nut to bolt thread class and material. Stainless bolt + zinc nut = galvanic corrosion. Always verify finish matches (plain, zinc, hot-dip galvanized) PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
WIDTH ACROSS FLATS: 1.672 INCHES MINIMUM AND 1.703 INCHES MAXIMUM IN
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THREAD SERIES: UNF
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 FED SPEC ALL MATERIAL RESPONSES OVERALL
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THREAD DIRECTION: RIGHT-HAND
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NOMINAL THREAD SIZE: 1.125 INCHES IN
•
NUT HEIGHT: 1.359 INCHES MINIMUM AND 1.391 INCHES MAXIMUM IN
•
NUT STYLE: CASTELLATED, HEXAGON
•
THREAD CLASS: 2B
TECHNICAL CHARACTERISTICS
WIDTH ACROSS FLATS1.672 INCHES MINIMUM AND 1.703 INCHES MAXIMUM IN
THREAD SERIESUNF
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC ALL MATERIAL RESPONSES OVERALL
THREAD DIRECTIONRIGHT-HAND
NOMINAL THREAD SIZE1.125 INCHES IN
NUT HEIGHT1.359 INCHES MINIMUM AND 1.391 INCHES MAXIMUM IN
NUT STYLECASTELLATED, HEXAGON
THREAD CLASS2B
THREAD QUANTITY PER INCH12
MATERIALSTEEL COMP 1118 OR STEEL COMP 1022 OVERALL
SUBSTITUTES & CROSS-REFERENCES

No substitute or cross-reference records for this part.

LIFECYCLE
NSN statusActive· U.S. Government catalog
No demilitarization required
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FREQUENTLY ASKED QUESTIONS
What is 5139898?
5139898 is a SPACER,SLEEVE.
What is the NSN for 5139898?
5139898 is cataloged in the U.S. Government catalog under NSN 5310-00-513-9898. 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.