PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

FRB7500-8-B-4Screw Assembly,panel

Huck International, Inc. Div Huck Products Division · NSN 5305-00-003-9474 · FSC 5305 · No Item Name Available
Verified by PartsTable
NSN 5305-00-003-9474 — this item is cataloged by the U.S. Government under National Stock Number 5305-00-003-9474. Primary manufacturer part number: FRB7500-8-B-4.
Features
  • Screw Assembly,panel — FSC 5305
  • Thread Class: 3A A
  • Surface Treatment Document and Classification: MIL-A-8625,TY 1,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF
  • Material: STEEL COMP 302 FASTENER
  • Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING
  • Material: STEEL COMP 302 SPRING
  • Surface Treatment Document and Classification: MIL-A-8625,TY 1,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE HEAD
  • Surface Treatment: ANODIZE HEAD
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 302 Fastener construction
General Description

The Screw Assembly,panel, cataloged under National Stock Number 5305-00-003-9474, is classified within Federal Supply Class 5305 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Huck International, Inc. Div Huck Products Division. Government technical data includes 23 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 5 commercial cross-references from 5 manufacturers, enabling identification through both NSN and commercial part number lookups. 1 verified substitute exists in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5305-00-003-9474
Primary Part NumberFRB7500-8-B-4
Item NameScrew Assembly,panel
FSC / FSG5305 / 53 — No Item Name Available
ManufacturerHuck International, Inc. Div Huck Products Division
StatusACTIVE
Thread Class3A A
Surface Treatment Document and ClassificationMIL-A-8625,TY 1,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF
MaterialSTEEL COMP 302 FASTENER
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING
MaterialSTEEL COMP 302 SPRING
Surface Treatment Document and ClassificationMIL-A-8625,TY 1,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE HEAD
Surface TreatmentANODIZE HEAD
MaterialALUMINUM ALLOY 6061 HEAD
Surface TreatmentPASSIVATE SPRING
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Head Height0.495 INCHES NOMINAL IN
Head StyleKNURLED NO. 4
Thread Quantity Per Inch32
Thread DirectionRIGHT-HAND
Surface TreatmentPASSIVATE FASTENER
Nominal Thread Diameter0.164 INCHES IN
Internal Drive StyleSLOT
Head Diameter0.420 INCHES NOMINAL IN
Material Accommodated Thickness0.047 INCHES MINIMUM AND 0.109 INCHES MAXIMUM IN
Surface Treatment Document and ClassificationQQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE FASTENER
Surface TreatmentANODIZE STAND-OFF
Fastener Length0.565 INCHES NOMINAL IN
MaterialALUMINUM ALLOY 6061 STAND-OFF
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 1
5305-00-162-0377FRSS7500-8-B-4 INTERCHANGEABLE
Screw Assembly,panel
Huck International, Inc. Div Huck Products Division
Cross-Reference Index
Part NumberManufacturer
FRB7500-8-B-4 PRIMARY Huck International, Inc. Div Huck Products Division (USA)
8320011565 Singer Co the Kearfott Div (USA)
FBR75008B4 Huck International, Inc (USA)
FBR75008B4 Huck Intl Inc (USA)
B320011565 Kearfott Corporation Div Guidance and Navigation Division (USA)
Related Parts
5305-00-162-0377INTERCHANGEABLE
SCREW ASSEMBLY,PANEL
FRSS7500-8-B-4

Frequently Asked Questions

What is NSN 5305-00-003-9474?

NSN 5305-00-003-9474 is a Screw Assembly,panel, manufactured by Huck International, Inc. Div Huck Products Division, classified under FSC 5305 (No Item Name Available). Status: active.

What are the part numbers for NSN 5305-00-003-9474?

NSN 5305-00-003-9474 has 5 cross-referenced part numbers: FRB7500-8-B-4 (Huck International, Inc. Div Huck Products Division), 8320011565 (Singer Co the Kearfott Div), FBR75008B4 (Huck International, Inc), FBR75008B4 (Huck Intl Inc), B320011565 (Kearfott Corporation Div Guidance and Navigation Division).

What NSN replaces 5305-00-003-9474?

There is 1 known substitute for 5305-00-003-9474: 5305-00-162-0377. Verify interchangeability with system specifications before substitution.

What are the specifications of FRB7500-8-B-4?

Key specifications for FRB7500-8-B-4: Thread Class: 3A A; Surface Treatment Document and Classification: MIL-A-8625,TY 1,CL 1 MIL SPEC SINGLE TREATMENT RESPONSE STAND-OFF; Material: STEEL COMP 302 FASTENER; Surface Treatment Document and Classification: QQ-P-35 FED SPEC SINGLE TREATMENT RESPONSE SPRING. 23 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
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