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DR4321-91 — PARTS KIT,HYDRAULIC BRAKE WHEEL

✓ Government record, cited
— · PIPE SECTION
PRODUCT OVERVIEW

DR4321-91: PARTS KIT,HYDRAULIC BRAKE WHEEL.

PARTS KIT,HYDRAULIC BRAKE WHEEL. Key specifications include width: 12.82 INCHES NOMINAL IN, diameter: 2.50 INCHES NOMINAL IN, material: STEEL, wall_thickness: 0.38 INCHES NOMINAL IN, first_end_style: PLAIN, second_end_style: PLAIN. This part is cataloged in the U.S.

Government catalog under NSN 4710-01-691-7972, 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
DR4321-91
NSN: 4710-01-691-7972
FSC: 4710 — Pipe, Tube and Rigid Tubing
CAGE: 0HZP9 — DIESEL RADIATOR CO. (USA)
SPECIFICATIONS
width12.82 INCHES NOMINAL IN
diameter2.50 INCHES NOMINAL IN
materialSTEEL
wall_thickness0.38 INCHES NOMINAL IN
first_end_stylePLAIN
second_end_stylePLAIN
end_item_identification6115-01-671-8118;POWER PLANT,ELECTRIC
first_end_inside_diameter2.37 INCHES NOMINAL IN
first_end_outside_diameter2.50 INCHES NOMINAL IN
second_end_inside_diameter2.37 INCHES NOMINAL IN
cross-sectional_shape_stylePLAIN ROUND
second_end_outside_diameter2.50 INCHES NOMINAL IN
NSN4710-01-691-7972
COMPONENT DIAGRAM
PIPE SECTION — SCHEDULE = WALL THICKNESS WALL: — OD: — LENGTH: — — — PN: DR4321-91 · OEM ⚠ VERIFY BEFORE ORDERING Schedule = wall thickness, NOT pipe diameter. Sch 40 and Sch 80 have the same OD but different wall thickness. Nominal pipe size ≠ actual OD — a 1" pipe is actually 1.315" OD ✓ BROKER TIP Sch 40 = standard wall, Sch 80 = heavy wall (higher pressure), Sch 160 = extra heavy. Seamless pipe is required for high-pressure applications — welded pipe has lower ratings PARTSTABLE TECHNICAL DRAWING — NOT TO SCALE
KEY FEATURES
•
FIRST END INSIDE DIAMETER: 2.37 INCHES NOMINAL IN
•
NOMINAL PIPE SIZE DESIGNATION: 2.50 INCHES IN
•
FIRST END STYLE: PLAIN
•
MATERIAL DOCUMENT AND CLASSIFICATION: ASTM A787 ASSN STD 1ST MATERIAL RESPONSE
•
DIAMETER: 2.50 INCHES NOMINAL IN
•
SECOND END INSIDE DIAMETER: 2.37 INCHES NOMINAL IN
•
CROSS-SECTIONAL SHAPE STYLE: PLAIN ROUND
•
WALL THICKNESS: 0.38 INCHES NOMINAL IN
TECHNICAL CHARACTERISTICS
FIRST END INSIDE DIAMETER2.37 INCHES NOMINAL IN
NOMINAL PIPE SIZE DESIGNATION2.50 INCHES IN
FIRST END STYLEPLAIN
MATERIAL DOCUMENT AND CLASSIFICATIONASTM A787 ASSN STD 1ST MATERIAL RESPONSE
DIAMETER2.50 INCHES NOMINAL IN
SECOND END INSIDE DIAMETER2.37 INCHES NOMINAL IN
CROSS-SECTIONAL SHAPE STYLEPLAIN ROUND
WALL THICKNESS0.38 INCHES NOMINAL IN
SECOND END RELATIONSHIP WITH FIRST ENDIDENTICAL
SECOND END OUTSIDE DIAMETER2.50 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 1
17-60062Reference document
Same NSN cross-reference
Reference document — Vendor item drawing reference
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 DR4321-91?
DR4321-91 is a PARTS KIT,HYDRAULIC BRAKE WHEEL.
What parts can replace DR4321-91?
There is 1 known substitute for DR4321-91: 17-60062. Substitute compatibility should be verified for your specific system.
What is the NSN for DR4321-91?
DR4321-91 is cataloged in the U.S. Government catalog under NSN 4710-01-691-7972. This indicates validated use in U.S. government and defense supply chains.
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