PartsTable TECHNICAL DATA SHEET
JULY 2026Technical Data Sheet

999F0937 FN 53L1Stud,continuous Thread

Naval Inventory Control Point Mechanicsburg · NSN 5307-01-166-7137 · FSC 5307 · No Item Name Available
Verified by PartsTable
NSN 5307-01-166-7137 — this item is cataloged by the U.S. Government under National Stock Number 5307-01-166-7137. Primary manufacturer part number: 999F0937 FN 53L1.
Features
  • Stud,continuous Thread — FSC 5307
  • Material: NICKEL ALLOY
  • Departure From Cited Designator: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
  • Material Document and Classification: QQ-N-286 CL A FED SPEC SINGLE MATERIAL RESPONSE
  • Thread Class: 2A LOCATION NOT OTHERWISE SPECIFIED A
  • Nominal Thread Size: 1.375 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
  • Thread Series Designator: UNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
  • Thread Direction: RIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
Applications
  • Applications requiring Nickel Alloy construction
General Description

The Stud,continuous Thread, cataloged under National Stock Number 5307-01-166-7137, is classified within Federal Supply Class 5307 (No Item Name Available) of the Hardware and Abrasives group. The primary manufacturer of record is Naval Inventory Control Point Mechanicsburg. Government technical data includes 9 verified specifications, sourced from the Federal Logistics Information System (FLIS). This item has 18 commercial cross-references from 3 manufacturers, enabling identification through both NSN and commercial part number lookups. 3 verified substitutes exist in the FLIS interchangeability database. Current acquisition status: Active.

Technical Specifications
ParameterValue
NSN5307-01-166-7137
Primary Part Number999F0937 FN 53L1
Item NameStud,continuous Thread
FSC / FSG5307 / 53 — No Item Name Available
ManufacturerNaval Inventory Control Point Mechanicsburg
StatusACTIVE
MaterialNICKEL ALLOY
Departure From Cited DesignatorMATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS
Material Document and ClassificationQQ-N-286 CL A FED SPEC SINGLE MATERIAL RESPONSE
Thread Class2A LOCATION NOT OTHERWISE SPECIFIED A
Nominal Thread Size1.375 INCHES LOCATION NOT OTHERWISE SPECIFIED IN
Thread Series DesignatorUNIFIED NATIONAL COARSE (UNC) LOCATION NOT OTHERWISE SPECIFIED
Thread DirectionRIGHT-HAND LOCATION NOT OTHERWISE SPECIFIED
Thread Quantity Per Inch6 LOCATION NOT OTHERWISE SPECIFIED
Criticality Code JustificationZZZX
Lifecycle & Compliance
Acquisition StatusACTIVE
HAZMATNo
Verified Substitutes 3
5305-01-300-3973 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-01-654-1884 INTERCHANGEABLE
Screw,cap,hexagon Head
5305-01-656-3859516-5486658 ITEM 15 INTERCHANGEABLE
Screw,cap,hexagon Head
Naval Sea Systems Command
Cross-Reference Index
Part NumberManufacturer
999F0937 FN 53L1 Naval Inventory Control Point Mechanicsburg (USA)
PL-999F0937 FN 53L1 Naval Inventory Control Point Mechanicsburg (USA)
MIL-DTL-1222 TY 1 GR500 Naval Inventory Control Point Mechanicsburg (USA)
PL-999R0501 FIND 53L1 Naval Inventory Control Point Mechanicsburg (USA)
MIL-DTL-1222 TYPEISTYC GR 500 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
PL-999F0937 FN 53 Circor Naval Solutions Llc Dba Warren Pumps (USA)
1 3/8-6UNC-3A3AX9(T3 1/4 X B2) Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
PL-999R0501-D FIND 53 Circor Naval Solutions Llc Dba Warren Pumps (USA)
PL-999R0501-C FIND 53L1 Naval Inventory Control Point Mechanicsburg (USA)
PL-999R0501-D FIND 53 Naval Inventory Control Point Mechanicsburg (USA)
PL-999R0501-C FIND 53 Circor Naval Solutions Llc Dba Warren Pumps (USA)
1 3/8-6UNC-3A3AX9(T3 1/4 X B2)L1 Naval Inventory Control Point Mechanicsburg (USA)
999F0937 FN 53 Circor Naval Solutions Llc Dba Warren Pumps (USA)
PL-999R0501 FIND53 Circor Naval Solutions Llc Dba Warren Pumps (USA)
999R0501 FIND 53 Circor Naval Solutions Llc Dba Warren Pumps (USA)
999R0501 FIND 53L1 Naval Inventory Control Point Mechanicsburg (USA)
MIL-DTL-1222 TYPEISTYC GR 500L1 Naval Inventory Control Point Mechanicsburg (USA)
MIL-DTL-1222 TY 1 GR500 Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M
Related Parts
5305-01-300-3973INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-01-654-1884INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
5305-01-656-3859INTERCHANGEABLE
SCREW,CAP,HEXAGON HEAD
516-5486658 ITEM 15

Frequently Asked Questions

What is NSN 5307-01-166-7137?

NSN 5307-01-166-7137 is a Stud,continuous Thread, manufactured by Naval Inventory Control Point Mechanicsburg, classified under FSC 5307 (No Item Name Available). Status: active.

What are the part numbers for NSN 5307-01-166-7137?

NSN 5307-01-166-7137 has 18 cross-referenced part numbers: 999F0937 FN 53L1 (Naval Inventory Control Point Mechanicsburg), PL-999F0937 FN 53L1 (Naval Inventory Control Point Mechanicsburg), MIL-DTL-1222 TY 1 GR500 (Naval Inventory Control Point Mechanicsburg), PL-999R0501 FIND 53L1 (Naval Inventory Control Point Mechanicsburg), MIL-DTL-1222 TYPEISTYC GR 500 (Military Specifications Promulgated by Military Departments/agencies Under Authority of Defense Standardization Manual 4120 3-M) and 13 more.

What NSN replaces 5307-01-166-7137?

There are 3 known substitutes for 5307-01-166-7137: 5305-01-300-3973, 5305-01-654-1884, 5305-01-656-3859. Verify interchangeability with system specifications before substitution.

What are the specifications of 999F0937 FN 53L1?

Key specifications for 999F0937 FN 53L1: Material: NICKEL ALLOY; Departure From Cited Designator: MATERIAL CONTROLLED IAW NAVSEA 0948-LP-045-7010 MATERIAL CONTROL STANDARD FOR LEVEL I ITEMS; Material Document and Classification: QQ-N-286 CL A FED SPEC SINGLE MATERIAL RESPONSE; Overall Length: 9.000 INCHES NOMINAL IN. 10 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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