PartsTable
Technical Data Sheet
Download PDF

28667 — RETAINER,PACKING

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

28667: RETAINER,PACKING.

The RETAINER,PACKING is a the manufacturer industrial component. Key specifications include material: STEEL OVERALL, hole_diameter: 0.328 INCHES NOMINAL IN, outside_diameter: 0.562 INCHES NOMINAL IN, style_designator: KEY, material_thickness: 0.050 INCHES NOMINAL IN, angle_between_external_keys: 75.0 DEGREES NOMINAL. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-290-5759, 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
28667
NSN: 5310-00-290-5759
NIINs: 002905759, 012422718
FSC: 5310 — Nuts and Washers
CAGE: 96046 — CRANE PUMPS & SYSTEMS PFT CORP DIV CRANE PUMPS & SYSTEM PFT CORP. (USA)
SPECIFICATIONS
materialSTEEL OVERALL
hole_diameter0.328 INCHES NOMINAL IN
outside_diameter0.562 INCHES NOMINAL IN
style_designatorKEY
material_thickness0.050 INCHES NOMINAL IN
angle_between_external_keys75.0 DEGREES NOMINAL
external_straight_key_width0.188 INCHES MAXIMUM IN
external_straight_key_length0.188 INCHES NOMINAL IN
overall_distance_including_keys0.718 INCHES NOMINAL IN
NSN5310-00-290-5759
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 28667 · 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
•
EXTERNAL STRAIGHT KEY LENGTH: 0.188 INCHES NOMINAL IN
•
OVERALL DISTANCE INCLUDING KEYS: 0.718 INCHES NOMINAL IN
•
STYLE DESIGNATOR: KEY
•
OUTSIDE DIAMETER: 0.562 INCHES NOMINAL IN
•
MATERIAL THICKNESS: 0.050 INCHES NOMINAL IN
•
EXTERNAL STRAIGHT KEY WIDTH: 0.188 INCHES MAXIMUM IN
•
MATERIAL: STEEL OVERALL
TECHNICAL CHARACTERISTICS
EXTERNAL STRAIGHT KEY LENGTH0.188 INCHES NOMINAL IN
OVERALL DISTANCE INCLUDING KEYS0.718 INCHES NOMINAL IN
STYLE DESIGNATORKEY
OUTSIDE DIAMETER0.562 INCHES NOMINAL IN
MATERIAL THICKNESS0.050 INCHES NOMINAL IN
EXTERNAL STRAIGHT KEY WIDTH0.188 INCHES MAXIMUM IN
SPECIAL FEATURES/TWO ADDITIONAL EXTERNAL OFF-CENTER KEYS,0.188 IN. MAJOR DISTANCE FROM OUTSIDE OF WASHER TO OFF-CENTER KEY,0.125 IN. MINOR DISTANCE FROM OUTSIDE OF WASHER TO OFF-CENTER KEY,0.887 IN. OVERALL DISTANCE INCLUDING OFF-CENTER KEYS IN
MATERIALSTEEL OVERALL
ANGLE BETWEEN EXTERNAL KEYS75.0 DEGREES NOMINAL
HOLE DIAMETER0.328 INCHES NOMINAL IN
SUBSTITUTES & CROSS-REFERENCES 2
PE82Same NSN cross-reference
Same NSN cross-reference
Also cataloged under this NSN
4288Reference document
Same NSN cross-reference
Reference document — Secondary reference
LIFECYCLE
NSN statusCancelled· U.S. Government catalog
Acquisition advice: Normally procured from the manufacturer (OEM)No demilitarization required
Ready to buy 28667?
Compare prices from verified sellers on eBay
Buy on eBay →
As an eBay Partner, PartsTable may earn a commission. Your price is not affected.
FREQUENTLY ASKED QUESTIONS
What is 28667?
28667 is a RETAINER,PACKING.
What parts can replace 28667?
There are 2 known substitutes for 28667: PE82, 4288. Substitute compatibility should be verified for your specific system.
What is the NSN for 28667?
28667 is cataloged in the U.S. Government catalog under NSN 5310-00-290-5759. This indicates validated use in U.S. government and defense supply chains.
Community Feedback
Leave a Comment
Comments are reviewed before appearing. You will receive an email to verify before your comment appears.

Request a Quote — 28667