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141221 — ARM,VALVE-SHUTOFF

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

141221: ARM,VALVE-SHUTOFF.

The ARM,VALVE-SHUTOFF is a the manufacturer industrial component. Key specifications include special_features: COVER ASSY UPPER FRONT ENGINE, pin_overall_length: 0.875 INCHES NOMINAL IN, pin_overall_diameter: 0.3125 INCHES NOMINAL IN, part_name_assigned_by_controlling_agency: PIN, DOWEL. This part is cataloged in the U.S.

Government catalog under NSN 5315-00-014-1221, 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
141221
NSN: 5315-00-014-1221
NIINs: 000141221, 010349587, 016182955
FSC: 5315 — Nails, Machine Keys, and Pins
CAGE: 21450 — ARMY WEAPONS COMMAND ATTN AMSWE-REE-S (USA)
SPECIFICATIONS
special_featuresCOVER ASSY UPPER FRONT ENGINE
pin_overall_length0.875 INCHES NOMINAL IN
pin_overall_diameter0.3125 INCHES NOMINAL IN
part_name_assigned_by_controlling_agencyPIN, DOWEL
NSN5315-00-014-1221
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 141221 · 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
•
FIRST END TAPER LENGTH: 0.031 INCHES NOMINAL IN
•
FIRST END STYLE: CHAMFERED
•
MATERIAL DOCUMENT AND CLASSIFICATION: QQ-S-633 FED SPEC ALL MATERIAL RESPONSES OVERALL
•
FIRST END TAPER ANGLE: 25.0 DEGREES NOMINAL
•
PIN OVERALL DIAMETER: 0.2465 INCHES MINIMUM AND 0.2470 INCHES MAXIMUM IN
•
PIN OVERALL LENGTH: 0.863 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN
•
SECOND END RELATIONSHIP WITH FIRST END: IDENTICAL
•
MATERIAL: STEEL COMP B1111 OR STEEL COMP B1113 OR STEEL COMP 1115 OVERALL
TECHNICAL CHARACTERISTICS
FIRST END TAPER LENGTH0.031 INCHES NOMINAL IN
FIRST END STYLECHAMFERED
MATERIAL DOCUMENT AND CLASSIFICATIONQQ-S-633 FED SPEC ALL MATERIAL RESPONSES OVERALL
FIRST END TAPER ANGLE25.0 DEGREES NOMINAL
PIN OVERALL DIAMETER0.2465 INCHES MINIMUM AND 0.2470 INCHES MAXIMUM IN
PIN OVERALL LENGTH0.863 INCHES MINIMUM AND 0.887 INCHES MAXIMUM IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
MATERIALSTEEL COMP B1111 OR STEEL COMP B1113 OR STEEL COMP 1115 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 141221?
141221 is a ARM,VALVE-SHUTOFF.
What is the NSN for 141221?
141221 is cataloged in the U.S. Government catalog under NSN 5315-00-014-1221. This indicates validated use in U.S. government and defense supply chains.
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