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8137-29 — TUBE ASSEMBLY,METAL

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

8137-29: TUBE ASSEMBLY,METAL.

The TUBE ASSEMBLY,METAL is a the manufacturer industrial component. Key specifications include end_item_identification: USED ON CATERPILLAR CB 534. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-063-3758, 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
8137-29
NSN: 5315-00-063-3758
NIINs: 000633758, 005947196, 014145982
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 00994 — COLUMBUS JACK CORPORATION DIV COLUMBUS JACK (USA)
SPECIFICATIONS
end_item_identificationUSED ON CATERPILLAR CB 534
NSN5315-00-063-3758
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 8137-29 · 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
•
SURFACE FINISH: 125.0 MICROINCHES OVERALL
•
UNDERCUT WIDTH: 0.070 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
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UNDERCUT DIAMETER: 0.212 INCHES MINIMUM AND 0.242 INCHES MAXIMUM IN
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FIRST END LOCATION: BOTH ENDS
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SURFACE TREATMENT DOCUMENT AND CLASSIFICATION: QQ-P-416 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 FED SPEC 2ND TREATMENT RESPONSE OVERALL
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FIRST END STYLE: SQUARE
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STYLE DESIGNATOR: GROOVE
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-637,COMP 1213 FED SPEC ALL MATERIAL RESPONSES OVERALL
TECHNICAL CHARACTERISTICS
SURFACE FINISH125.0 MICROINCHES OVERALL
UNDERCUT WIDTH0.070 INCHES MINIMUM AND 0.100 INCHES MAXIMUM IN
UNDERCUT DIAMETER0.212 INCHES MINIMUM AND 0.242 INCHES MAXIMUM IN
FIRST END LOCATIONBOTH ENDS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONQQ-P-416 FED SPEC 1ST TREATMENT RESPONSE OR QQ-Z-325 FED SPEC 2ND TREATMENT RESPONSE OVERALL
FIRST END STYLESQUARE
STYLE DESIGNATORGROOVE
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-637,COMP 1213 FED SPEC ALL MATERIAL RESPONSES OVERALL
DIAMETER0.312 INCHES NOMINAL IN
OVERALL LENGTH2.000 INCHES NOMINAL IN
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 8137-29?
8137-29 is a TUBE ASSEMBLY,METAL.
What is the NSN for 8137-29?
8137-29 is cataloged in the U.S. Government catalog under NSN 5315-00-063-3758. 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.