PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

9978047Insert,screw Thread

Us Army Aviation and Missile Command · NSN 5325-00-899-1373 · FSC 5325 · No Item Name Available
Verified by PartsTable
NSN 5325-00-899-1373 — this item is cataloged by the U.S. Government under National Stock Number 5325-00-899-1373. Primary manufacturer part number: 9978047.
Features
  • Insert,screw Thread — FSC 5325
  • Top Unthreaded Portion Outside Diameter: 0.169 INCHES NOMINAL IN
  • Insert Size: 0.250-20 UNC 3A A
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC)
  • Material Document and Classification: QQ-S-633,COND ANNEALED-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
  • Style Designator: KEYLOCK
  • Surface Treatment: CADMIUM OVERALL
  • Length: 0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
Applications
  • Structural fastening and assembly
  • Equipment mounting
  • Panel and housing attachment
  • Applications requiring Steel Comp 1117 Overall construction
General Description

The Insert,screw Thread, cataloged under National Stock Number 5325-00-899-1373, is classified within Federal Supply Class 5325 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Us Army Aviation and Missile Command. Government technical data includes 12 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 2 commercial cross-references from 2 manufacturers, enabling identification through both NSN and commercial part number lookups. 5 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5325-00-899-1373
Primary Part Number9978047
Item NameInsert,screw Thread
FSC / FSG5325 / 53 — No Item Name Available
ManufacturerUs Army Aviation and Missile Command
StatusACTIVE
Top Unthreaded Portion Outside Diameter0.169 INCHES NOMINAL IN
Insert Size0.250-20 UNC 3A A
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC)
Material Document and ClassificationQQ-S-633,COND ANNEALED-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL
Style DesignatorKEYLOCK
Surface TreatmentCADMIUM OVERALL
Length0.235 INCHES MINIMUM AND 0.265 INCHES MAXIMUM IN
Width Across Flats0.250 INCHES NOMINAL IN
Top Portion Unthreaded Outside Length0.037 INCHES MINIMUM AND 0.042 INCHES MAXIMUM IN
Thread Quantity Per Inch32
MaterialSTEEL COMP 1117 OVERALL
Nominal Thread Size0.164 INCHES IN
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 5
5136-00-729-5691 INTERCHANGEABLE
Tap,thread Cutting
5330-01-051-1804124-1-4 INTERCHANGEABLE
Gasket
Allard Nazarian Group, Inc. Dba Granite State Manufacturing
3120-01-274-442512414 INTERCHANGEABLE
Bearing Half,sleeve
Westerbeke Corporation
4810-01-541-7306 INTERCHANGEABLE
Actuator,hydraulic-Pneumatic,lin
1005-01-632-295412414 INTERCHANGEABLE
Swivel,sling,small Arms
Barrett Firearms Manufacturing, Inc. Dba Barrett Firearms Manufacturing Inc
Cross-Reference Index
Part NumberManufacturer
9978047 PRIMARY Us Army Aviation and Missile Command (USA)
124-1-4 Stanley Engineered Fastening Llc (USA)
Related Parts
5136-00-729-5691INTERCHANGEABLE
TAP,THREAD CUTTING
5330-01-051-1804INTERCHANGEABLE
GASKET
124-1-4
3120-01-274-4425INTERCHANGEABLE
BEARING HALF,SLEEVE
12414
4810-01-541-7306INTERCHANGEABLE
ACTUATOR,HYDRAULIC-PNEUMATIC,LIN
1005-01-632-2954INTERCHANGEABLE
SWIVEL,SLING,SMALL ARMS
12414

Frequently Asked Questions

What is NSN 5325-00-899-1373?

NSN 5325-00-899-1373 is a Insert,screw Thread, manufactured by Us Army Aviation and Missile Command, classified under FSC 5325 (No Item Name Available). Status: active.

What are the part numbers for NSN 5325-00-899-1373?

NSN 5325-00-899-1373 has 2 cross-referenced part numbers: 9978047 (Us Army Aviation and Missile Command), 124-1-4 (Stanley Engineered Fastening Llc).

What NSN replaces 5325-00-899-1373?

There are 5 known substitutes for 5325-00-899-1373: 5136-00-729-5691, 5330-01-051-1804, 3120-01-274-4425 and 2 more. Verify interchangeability with system specifications before substitution.

What are the specifications of 9978047?

Key specifications for 9978047: Top Unthreaded Portion Outside Diameter: 0.169 INCHES NOMINAL IN; Insert Size: 0.250-20 UNC 3A A; Thread Series Designator: UNIFIED NATIONAL COARSE (UNC); Material Document and Classification: QQ-S-633,COND ANNEALED-CANCELED FED SPEC SINGLE MATERIAL RESPONSE OVERALL. 12 total characteristics are documented in the Federal Logistics Information System.

Validated with multiple authoritative sources, including Government, OEM, and Certified sources.
PartsTable Design LLC · partstable.com