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505-732 — SIDE BLOCK ASSEMBLY

✓ Government record, cited
— · NUT WASHER
PRODUCT OVERVIEW

505-732: SIDE BLOCK ASSEMBLY.

The SIDE BLOCK ASSEMBLY is a the manufacturer industrial component. Key specifications include end_item_identification: KIRBY MORGAN 97 HELMET, part_name_assigned_by_controlling_agency: SIDE BLOCK ASSEMBLY. This part is cataloged in the U.S.

Government catalog under NSN 5310-00-999-2471, 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
505-732
NSN: 5310-00-999-2471
NIINs: 009992471, 017006367
FSC: 5310 — Nuts and Washers
CAGE: 12386 — KEENE CORP METAL PRODUCTS DIV PENN METAL OPN (USA)
SPECIFICATIONS
end_item_identificationKIRBY MORGAN 97 HELMET
part_name_assigned_by_controlling_agencySIDE BLOCK ASSEMBLY
NSN5310-00-999-2471
COMPONENT DIAGRAM
NUT & WASHER — GRADE MATCHING REQUIRED Hex NUT CROSS-SECTION WASHER OD: — SIZE: — MATERIAL: — PN: 505-732 · 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
•
GENERAL CHARACTERISTICS ITEM DESCRIPTION: BRASS,ANNEALED NO. 260 OR 270,0.281 IN. ID,0.531 IN. H IN
TECHNICAL CHARACTERISTICS
GENERAL CHARACTERISTICS ITEM DESCRIPTIONBRASS,ANNEALED NO. 260 OR 270,0.281 IN. ID,0.531 IN. H IN
END ITEM IDENTIFICATIONBURNER UNIT,GASOLINE,M-2A FIELD RANGE A
SUBSTITUTES & CROSS-REFERENCES 2
5-11-920AND5-11-922ITEM5-37Reference document
Same NSN cross-reference
Reference document — Secondary reference
5-11-1234PC5-37Same 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 505-732?
505-732 is a SIDE BLOCK ASSEMBLY.
What parts can replace 505-732?
There are 2 known substitutes for 505-732: 5-11-920AND5-11-922ITEM5-37, 5-11-1234PC5-37. Substitute compatibility should be verified for your specific system.
What is the NSN for 505-732?
505-732 is cataloged in the U.S. Government catalog under NSN 5310-00-999-2471. 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.