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7R138 — PIN,STRAIGHT,HEADLESS

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

7R138: PIN,STRAIGHT,HEADLESS.

The PIN,STRAIGHT,HEADLESS is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, first_end_style: SQUARE, surface_treatment: PHOSPHATE OVERALL, pin_overall_length: 0.580 INCHES MINIMUM AND 0.590 INCHES MAXIMUM IN, pin_overall_diameter: 0.1015 INCHES MINIMUM AND 0.1045 INCHES MAXIMUM IN, material_document_and_classification: BS970,EN3A ASSN STD SINGLE MATERIAL RESPONSE OVERALL. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-169-0832, 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
7R138
NSN: 5315-00-169-0832
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: K3743 — BAE SYSTEMS GLOBAL COMBAT SYSTEMS LIMITED (GBR)
SPECIFICATIONS
materialSTEEL OVERALL
first_end_styleSQUARE
surface_treatmentPHOSPHATE OVERALL
pin_overall_length0.580 INCHES MINIMUM AND 0.590 INCHES MAXIMUM IN
pin_overall_diameter0.1015 INCHES MINIMUM AND 0.1045 INCHES MAXIMUM IN
material_document_and_classificationBS970,EN3A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
second_end_relationship_with_first_endIDENTICAL
surface_treatment_document_and_classificationDEF29,CL 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
NSN5315-00-169-0832
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 7R138 · 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 TREATMENT DOCUMENT AND CLASSIFICATION: DEF29,CL 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
•
FIRST END STYLE: SQUARE
•
MATERIAL DOCUMENT AND CLASSIFICATION: BS970,EN3A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
•
PIN OVERALL DIAMETER: 0.1015 INCHES MINIMUM AND 0.1045 INCHES MAXIMUM IN
•
PIN OVERALL LENGTH: 0.580 INCHES MINIMUM AND 0.590 INCHES MAXIMUM IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
SURFACE TREATMENT: PHOSPHATE OVERALL
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
SURFACE TREATMENT DOCUMENT AND CLASSIFICATIONDEF29,CL 1 ASSN STD SINGLE TREATMENT RESPONSE OVERALL
FIRST END STYLESQUARE
MATERIAL DOCUMENT AND CLASSIFICATIONBS970,EN3A ASSN STD SINGLE MATERIAL RESPONSE OVERALL
PIN OVERALL DIAMETER0.1015 INCHES MINIMUM AND 0.1045 INCHES MAXIMUM IN
PIN OVERALL LENGTH0.580 INCHES MINIMUM AND 0.590 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
SURFACE TREATMENTPHOSPHATE OVERALL
MATERIALSTEEL OVERALL
OTHER ITEMS IN FSC 5315 — Nails, Machine Keys, and Pins
Items in the same Federal Supply class. No interchangeability or substitution relationship is implied.
5315-00-000-1037 5315-00-000-1067 5315-00-000-1245 5315-00-000-1372 5315-00-000-1412 5315-00-001-1571 5315-00-001-1572 5315-00-001-1602
SUBSTITUTES & CROSS-REFERENCES 1
7R9640406Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
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 7R138?
7R138 is a PIN,STRAIGHT,HEADLESS.
What parts can replace 7R138?
There is 1 known substitute for 7R138: 7R9640406. Substitute compatibility should be verified for your specific system.
What is the NSN for 7R138?
7R138 is cataloged in the U.S. Government catalog under NSN 5315-00-169-0832. This indicates validated use in U.S. government and defense supply chains.
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